1.ISO 9001 Certified CNC Auto Parts Factory
2.Professional Technical Team to Provide Support
3.Finalize Your Order Faster
4.Perfect Quality Assurance Service.
5.Finalize CNC Auto Parts at a Lower Price.
CNC auto parts machining delivers high-precision components essential for automotive performance and safety. At HULK Metal, we specialize in OEM production of CNC auto parts using advanced 3-, 4-, and 5-axis machines. Our ISO 9001-certified factories ensure consistent quality, tight tolerances, and reliable delivery. With deep expertise in turning, milling, drilling, grinding, and polishing, we transform your designs into finished parts—on time, to spec, and at competitive pricing.
HULK Metal produces CNC auto parts strictly per customer drawings, using iron, steel, stainless steel, alloy steel, and aluminum. Our processes include precision turning, milling, drilling, grinding, reaming, and polishing, followed by surface treatments like anodizing, galvanizing, or powder coating. Parts undergo rigorous testing for chemical composition, mechanical properties, dimensions, and surface quality. We offer customized packaging and global delivery by sea, air, or land—with lifelong quality assurance and full after-sales support.
Name | CNC Auto Parts |
Manufacturing Methods | Manufacturing According to Drawings |
Raw Materials | Iron, Steel, SS (Stainless Steel),Alloy Steel, Aluminum |
Process | CNC Machining: Turning, milling, polishing, grinding, drilling, and reaming, and so on Packaging, Delivery, After Service. |
Surface Treatment | Galvanized, Passivation, Powder Coating, Shot Blasting, Polishing, Anodizing, etc. |
Types | Weld Neck Auto Parts, Slip-On Auto Parts, Socket Weld Auto Parts, Threaded Auto Parts, Blind Auto Parts. |
Test Content & Data | 1.Chemical Composition; 2. Mechanical Properties; 3. Inspection of appearance, size, shape, and position tolerance; 4. Surface Quality; |
Packaging | Wooden case / Carton / Bulk / Individually Packaged / Customized |
Service | Freight consulting / Quality inspection / After-sales / Other value-added services. |
Delivery Method | Sea / Air / Land |
Quality Assurance | Life Long |
HULK Metal delivers precision CNC auto parts machining with full control over design interpretation, material sourcing, production, and quality assurance. From weld neck to threaded components, we machine complex geometries in steel, aluminum, and stainless steel using 3-, 4-, and 5-axis equipment. Every part undergoes rigorous inspection, tailored surface treatment, and secure packaging—backed by ISO 9001 standards, global shipping, and lifelong quality support to ensure your automotive supply chain runs smoothly.
CNC auto parts are precision-engineered components used in automotive systems—ranging from engine blocks and transmission housings to suspension brackets and steering knuckles. These parts are manufactured using Computer Numerical Control (CNC) machining, a subtractive process that shapes raw metal or alloy into complex geometries with micron-level accuracy. Unlike traditional methods, CNC machining ensures repeatability, tight tolerances (often within ±0.01 mm), and excellent surface finishes—critical for safety-critical and high-performance automotive applications. At HULK Metal, we produce CNC auto parts for OEMs and Tier suppliers who demand consistency across thousands of units. Our factories run advanced 3-, 4-, and 5-axis CNC machines capable of handling everything from simple shafts to intricate turbocharger housings. Every part is made strictly to your engineering drawings, with full traceability and compliance to ISO 9001 standards.
The CNC auto parts machining process begins with a detailed review of your technical drawings by our engineering team to confirm dimensions, tolerances, and material specs. Once approved, we select the appropriate raw material—such as stainless steel, aluminum, or alloy steel—and load it into our CNC lathes or mills. Using programmed toolpaths, the machine performs operations like turning, milling, drilling, reaming, and grinding to achieve the final geometry. Secondary processes follow, including deburring, heat treatment (if required), and surface finishing—such as anodizing, passivation, or powder coating—to enhance corrosion resistance and appearance. Every batch undergoes rigorous quality checks: dimensional inspection with CMMs, visual assessment, and verification of mechanical and chemical properties. Only after passing all criteria are parts packaged per your instructions and shipped via sea, air, or land. This end-to-end control ensures your CNC auto parts meet both functional requirements and delivery timelines.
Manufacturing CNC auto parts involves a structured workflow—from selecting the right machining strategy and preparing custom tooling to sourcing certified raw materials, executing precision production, and conducting multi-stage quality checks. Final packaging, on-time delivery, and responsive after-sales support ensure every order meets automotive industry standards and customer expectations.
Before any metal is cut, our technical team analyzes your part drawings to determine the optimal CNC machining approach. Factors like geometry complexity, required tolerances, material type, and batch volume guide whether we use 3-axis milling for simpler profiles or 5-axis simultaneous machining for intricate contours. We also decide if turning, grinding, or secondary operations like drilling or reaming are needed. This upfront planning minimizes cycle time, reduces waste, and ensures the process aligns with both functional requirements and cost-efficiency—critical for high-volume auto part orders.
Custom tooling and fixtures are essential for holding parts securely during high-speed CNC operations—especially for irregularly shaped auto components. Based on your drawings, our engineers design precision jigs that guarantee repeatability and prevent deformation. These fixtures are machined in-house using hardened steel or aluminum, then tested under real production conditions. Any misalignment or vibration is corrected before full production begins. This step ensures consistent positioning across thousands of units, maintaining ±0.01 mm tolerance and protecting surface integrity throughout machining.
We source raw materials—including carbon steel, stainless steel, aluminum, and alloy steel—from ISO-certified suppliers with full mill test reports. Upon arrival at our factory, each batch undergoes verification: chemical composition analysis via spectrometry, hardness testing, and visual inspection for defects like cracks or inclusions. Only materials meeting ASTM, DIN, or JIS standards proceed to production. This strict incoming control prevents downstream failures and ensures your CNC auto parts perform reliably in demanding automotive environments.
Once setup is validated, mass production begins on our network of CNC lathes and machining centers—many equipped with automatic bar feeders and robotic loading for uninterrupted runs. Our operators monitor key parameters in real time, while our production team tracks output against schedule. With decades of experience in automotive machining, our factories maintain stable processes even for batches exceeding 10,000 units. Every shift includes in-process checks to catch deviations early, ensuring throughput without compromising precision or consistency.
Quality isn’t a final step—it’s built into every stage. After machining, parts undergo comprehensive inspection: CMM (Coordinate Measuring Machine) for dimensional accuracy, surface roughness testers, visual checks under controlled lighting, and verification of geometric tolerances (GD&T). We also validate mechanical properties and coating thickness when applicable. Inspection data is recorded per batch and available upon request. If any part falls outside your specifications, it’s quarantined immediately—ensuring only conforming CNC auto parts leave our factory.
Packaging is tailored to your logistics needs and part sensitivity. Options include anti-rust paper, vacuum-sealed bags, wooden crates for heavy components, or individual cartons with foam inserts to prevent scratches. All packages are labeled with part numbers, batch IDs, and handling instructions. Our logistics team coordinates sea, air, or land freight with trusted carriers, providing real-time tracking. Whether shipping to Detroit, Stuttgart, or São Paulo, we ensure your CNC auto parts arrive intact, on schedule, and ready for assembly.
Our commitment continues after delivery. If you encounter quality discrepancies or shortages, we respond within 24 hours with solutions—including returns, replacements, or restocking. Our technical team also provides root-cause analysis to prevent recurrence. With lifelong quality assurance on all CNC auto parts, you gain more than a supplier: you gain a reliable manufacturing partner invested in your long-term success.
HULK Metal has successfully produced a wide range of CNC auto parts for global automotive suppliers, including weld neck, slip-on, socket weld, threaded, and blind types—each machined to exact specifications with ISO 9001-certified processes and rigorous quality control.
Type | Description |
Weld Neck Auto Parts | Weld neck CNC auto parts are designed for high-stress applications where strength and leak-proof integrity are critical—commonly used in engine manifolds, exhaust systems, and transmission housings. These components feature a tapered hub that transitions smoothly into the pipe or mating surface, reducing stress concentration and enhancing fatigue resistance. At HULK Metal, we machine these from stainless steel or alloy steel using 4- or 5-axis CNC centers to maintain precise bevel angles and concentricity. Every weld neck part undergoes dimensional verification and surface inspection to ensure perfect fit-up during final assembly. Our experience includes producing batches of over 5,000 units with consistent ±0.02 mm tolerance on critical sealing surfaces. |
Slip-On Auto Parts | Slip-on CNC auto parts offer a cost-effective solution for low-to-moderate pressure automotive systems such as oil cooler lines, sensor mounts, and auxiliary brackets. These components slide over mating shafts or tubes and are secured via fillet welding or mechanical fastening. Machined primarily from carbon steel or aluminum, they require tight control of inner diameter (ID) and face flatness to prevent misalignment. Our factories use precision boring and facing cycles to achieve smooth seating surfaces, followed by deburring and passivation for corrosion resistance. We’ve delivered slip-on parts with ID tolerances as tight as +0.01/-0 mm, ensuring reliable installation without galling or binding during assembly. |
Socket Weld Auto Parts | Socket weld CNC auto parts are engineered for compact, high-integrity connections in confined automotive spaces—such as turbocharger housings, fuel rails, and hydraulic manifolds. The part features a recessed socket into which a tube is inserted before fillet welding, minimizing protrusion and maintaining flow efficiency. We manufacture these from stainless steel or heat-treated alloy steel using multi-axis CNC machining to achieve precise socket depth, chamfer, and concentricity. Critical dimensions are validated with optical comparators and CMMs. In one recent project, we produced 3,000 socket weld fittings with a 0.05 mm max runout tolerance, meeting stringent OEM vibration and pressure cycle requirements. |
Threaded Auto Parts | Threaded CNC auto parts—such as sensor adapters, oil drain plugs, and suspension link ends—demand exceptional thread accuracy and surface finish to ensure sealing and torque retention. We cut internal and external threads using CNC lathes with synchronized tapping cycles, achieving Class 6g/6H precision in materials like stainless steel, brass, or hardened aluminum. Threads are inspected with go/no-go gauges and optical thread mics, while surfaces receive anti-galling treatments like zinc plating or anodizing. For high-volume orders, we implement in-process thread verification every 50 pieces to maintain consistency. Our threaded auto parts consistently pass leak tests at 150 psi and above, proving reliability in real-world conditions. |
Blind Auto Parts | Blind CNC auto parts—often used as end caps, valve bodies, or sealed housings—feature closed-end geometries that require deep cavity machining and excellent chip evacuation. These components must maintain wall thickness uniformity and internal surface smoothness to withstand pressure differentials without deformation. We produce them using through-coolant drills, interpolation milling, and fine boring bars on rigid 3- or 4-axis machines. Materials include 304/316 stainless steel and aluminum alloys. One notable batch included 2,000 blind flanges with a 25 mm deep bore and ±0.03 mm concentricity between OD and ID—critical for O-ring sealing. All parts undergo 100% visual and dimensional checks before packaging. |
HULK Metal offers a comprehensive range of surface treatments for CNC auto parts—including electrochemical, chemical, mechanical, physical, and electrostatic processes—to enhance corrosion resistance, wear performance, appearance, and longevity in demanding automotive environments.
Category | Surface Treatment | Description |
Electrochemical | Anodizing (Type II & III) | Anodizing is an electrochemical process that thickens the natural oxide layer on aluminum CNC auto parts, significantly improving corrosion and wear resistance. Type II (sulfuric acid) provides a standard protective layer with dyeing options for identification, while Type III (hard anodizing) creates a dense, abrasion-resistant surface ideal for piston pins, suspension bushings, or gearbox components. At HULK Metal, we control coating thickness from 5–25 µm (Type II) up to 50–80 µm (Type III), with strict adherence to MIL-A-8625 standards. Post-treatment sealing in hot deionized water ensures pore closure. Every batch undergoes salt spray testing (ASTM B117) to verify performance—routinely achieving 336+ hours without white corrosion. |
Chemical | Passivation | Passivation is a chemical treatment applied to stainless steel CNC auto parts to remove free iron contamination and maximize the natural chromium oxide layer—critical for parts exposed to moisture, fuels, or road salts. Using nitric or citric acid baths per ASTM A967, we eliminate embedded particles from machining that could initiate rust. This non-electrolytic process doesn’t alter dimensions but dramatically boosts corrosion resistance. We’ve passivated fuel injector bodies, brake caliper brackets, and sensor housings, with post-process verification via copper sulfate testing or high-humidity exposure. All passivated batches are traceable by lot number, ensuring full compliance for automotive OEM supply chains. |
Electrostatic | Powder Coating | Powder coating uses electrostatic attraction to apply dry polymer powder onto grounded CNC auto parts—typically steel or aluminum brackets, covers, or housings—followed by curing at high temperatures to form a durable, uniform finish. Unlike liquid paint, it produces no VOCs and offers superior chip, UV, and chemical resistance. We offer gloss, matte, and textured finishes in RAL or Pantone colors, with film thickness controlled between 60–120 µm. Our process includes pre-treatment (e.g., phosphating or shot blasting) for adhesion. Automotive clients use this for under-hood components requiring both aesthetics and environmental durability—validated through impact, bend, and salt fog tests per ISO 2409 and ASTM D3359. |
Mechanical | Shot Blasting | Shot blasting is a mechanical surface treatment that propels small steel or ceramic media at high velocity to clean, descale, and uniformly roughen CNC auto parts—preparing them for painting, bonding, or fatigue improvement. It’s commonly used on cast or forged components like steering knuckles, differential carriers, or engine mounts before final machining or coating. At HULK Metal, we adjust media size, pressure, and exposure time to achieve specific surface profiles (e.g., Sa 2.5 cleanliness per ISO 8501). The process also induces compressive stress on the surface, enhancing resistance to crack initiation. Post-blasting, parts are vacuum-cleaned to remove residual dust, ensuring no contamination in downstream assembly. |
Physical | Polishing (Mechanical & Vibratory) | Polishing is a physical finishing method that smooths surface asperities on CNC auto parts to improve aesthetics, reduce friction, or meet hygiene standards. For visible trim or fluid-contact components like oil pump housings, we use multi-stage mechanical polishing (belt, wheel, or buffing) to achieve Ra ≤ 0.4 µm. For complex geometries, vibratory tumbling with ceramic or plastic media delivers consistent finishes without manual labor. Stainless steel exhaust flanges, for example, often receive mirror polishing for brand differentiation. All polishing is performed in dedicated clean zones to prevent cross-contamination, and surface roughness is verified with profilometers. This finish not only enhances visual appeal but also minimizes deposit buildup in high-flow automotive systems. |
A capable technical team is essential when sourcing CNC auto parts from China. Engineers must accurately interpret complex GD&T callouts, material specs, and tolerance requirements on your drawings—without relying on guesswork. At HULK Metal, our technicians have decades of automotive machining experience and work directly with clients to clarify design intent, suggest manufacturability improvements, and prevent costly errors before production begins. This upfront collaboration ensures your parts are made right the first time, reducing lead times and avoiding rework.
Production capacity isn’t just about machine count—it’s about consistent output without bottlenecks. A reliable Chinese CNC auto parts supplier should operate multiple factories equipped with modern 3-, 4-, and 5-axis machines, automatic bar feeders, and in-house tooling capabilities. HULK Metal partners with ISO-certified factories running 24/7 shifts, capable of delivering thousands of precision parts per week while maintaining tight tolerances. This scalability ensures your high-volume orders won’t be delayed by limited shop floor resources or outdated equipment.
ISO 9001 certification is the baseline—not the exception—for any serious CNC auto parts manufacturer. But beyond paperwork, look for real-time quality control: CMM inspection, SPC data logging, material traceability, and documented corrective actions. At HULK Metal, every batch undergoes multi-stage checks—from raw material verification to final dimensional audit—with full reports available on request. This disciplined approach minimizes defects and ensures your automotive components meet functional and safety-critical standards, batch after batch.
A fragmented supply chain leads to delays and quality gaps. The best CNC auto parts factories in China integrate raw material sourcing, machining, surface treatment, packaging, and logistics under one coordinated system. HULK Metal works with pre-vetted steel and aluminum suppliers, maintains buffer stock of common alloys, and coordinates secondary processes like anodizing or powder coating within trusted partner networks. This vertical coordination reduces lead times by up to 30% and eliminates finger-pointing when issues arise—because we own the entire process.
Technical support shouldn’t end at the quote. From initial inquiry to post-delivery follow-up, you need a responsive team covering sales, engineering, production planning, quality, and after-sales. HULK Metal assigns dedicated account managers who speak your language and understand automotive procurement workflows. Whether you need PPAP documentation, expedited sampling, or root-cause analysis for a field issue, our cross-functional service system ensures fast, coherent responses—turning a transactional relationship into a true manufacturing partnership.
Flexibility in commercial terms reduces friction in international trade. A professional CNC auto parts supplier should accommodate standard Incoterms (FOB, EXW, DDP) and accept common payment methods like T/T, L/C, or PayPal for samples. HULK Metal offers clear, transparent pricing with no hidden fees and supports staged payments aligned with production milestones—such as 30% deposit and 70% before shipment. This builds trust and aligns financial risk fairly between buyer and supplier.
Your factory must reliably ship anywhere—whether it’s weekly LCL containers to Mexico, air freight to Germany, or truck delivery across Southeast Asia. HULK Metal’s in-house logistics team books cargo with vetted carriers, handles export documentation (including certificates of origin and material test reports), and provides real-time tracking. We also optimize packaging for ocean or air transport to prevent damage. With global shipping experience, we ensure your CNC auto parts arrive on schedule, customs-ready, and in perfect condition.
Even with rigorous controls, issues can occasionally occur. That’s why lifelong quality assurance matters. HULK Metal guarantees every shipment meets your agreed specifications in both quantity and quality. If parts are defective or short-shipped, we offer prompt returns, replacements, or restocking—no disputes, no delays. This commitment isn’t just policy; it’s backed by our reputation. For automotive buyers managing just-in-time assembly lines, this level of accountability minimizes downtime and protects your brand.
We operate a fully equipped in-house quality inspection center with CMMs, optical comparators, spectrometers, and surface roughness testers. Every batch of CNC auto parts undergoes rigorous checks—from raw material verification to final dimensional and visual inspection—following ISO 9001 protocols. Inspection data is recorded per lot, and non-conforming parts are quarantined immediately. This end-to-end quality assurance system ensures your parts meet automotive-grade standards consistently.
Pricing depends on multiple factors: material type (e.g., stainless steel vs. aluminum), dimensional tolerances, part size, required surface treatment, and order volume. Because HULK Metal works directly with certified factories—without middlemen—we offer real-time, competitive quotes based on your exact drawings. Simply share your specifications, and we’ll provide a transparent, itemized quotation within 24–48 hours.
Our pricing always reflects high-quality manufacturing—never cost-cutting on materials or processes. That said, with identical quality and specs, our rates are typically lower than competitors due to efficient factory partnerships and lean operations. Larger order quantities also reduce per-unit costs through economies of scale. For the best value, share your target volume early; we’ll optimize the process and pass savings directly to you.
Minimum order quantity varies by part complexity, material, and setup requirements—some simple brackets may start at 50 pieces, while intricate 5-axis components could require 200+. To give an accurate MOQ, please send your 2D/3D drawings. We’ll sign an NDA first, then evaluate manufacturability and provide a realistic MOQ along with lead time and pricing.
Standard lead time is approximately 30 days from drawing approval, though it can range from 15 to 45 days depending on part complexity, finishing needs, and order size. High-volume runs often achieve faster throughput due to optimized tooling and dedicated production lines. We’ll confirm a precise timeline during quoting—and stick to it, thanks to our tightly coordinated factory network.
We provide a full suite of surface treatments—including anodizing, powder coating, galvanizing, passivation, shot blasting, and polishing—through long-term partnerships with specialized finishing factories. The best option depends on your part’s material, function, and environment (e.g., under-hood vs. exterior). Our engineers will recommend the most cost-effective, durable finish that meets your performance and aesthetic requirements.
We’ve successfully delivered CNC auto parts to customers in over 50 countries—including the U.S., Germany, Brazil, Mexico, South Africa, Australia, and across Southeast Asia. Our logistics team handles all export documentation and coordinates sea, air, or land freight via trusted carriers. No matter your location, we ensure smooth customs clearance and on-time arrival.
We machine parts ranging from small sensor housings (under 10 mm) to large transmission cases over 600 mm in diameter. Feasibility depends on geometry, material, wall thickness, and required tolerances—not just size. Send us your 2D or 3D drawings (we’ll sign an NDA), and our technical team will assess whether our 3-, 4-, or 5-axis equipment can produce it reliably and cost-effectively.
We accept T/T (bank transfer), irrevocable L/C at sight, and other standard international payment methods. For delivery, we support EXW, FOB, CIF, DAP, and DDP—just specify your preferred Incoterm. If you have special commercial requirements, let us know; we’re flexible and aim to align terms with your procurement policies and risk management needs.
HULK Metal is not a trading company—we’re a professional CNC auto parts service provider with deep integration into a network of ISO-certified factories. We manage the entire process: technical review, sourcing, production coordination, quality control, and logistics. Our in-house team includes engineers, QC specialists, and supply chain experts, ensuring you get factory-direct quality with full project oversight.
Yes—samples are standard practice for us. After tooling and programming are complete, we produce and inspect a prototype part. Once it passes internal checks, we ship it to you for functional or fitment testing. Only after your approval do we proceed to mass production. This step minimizes risk and ensures the final batch matches your expectations exactly.
A: You can get a quote in a shorter time by providing the following information at once:
1. 2D and 3D drawings of the Auto Parts Machining. If neither is available, samples can be provided.
2. Quantity.
3. Delivery Terms.
4. Material, surface treatment, tolerance, and weight. If no 3D drawing is available, please provide the following information:
Our technical team doesn’t just read drawings—we interpret intent. With years of experience in automotive machining, our engineers ask the right questions upfront: What’s the part’s function? What loads will it endure? Which tolerances are truly critical? This deep dive allows us to tailor toolpaths, material selection, and inspection plans to your actual application—not just the nominal specs—resulting in parts that perform better in real-world conditions.
HULK Metal’s supply chain spans certified raw material suppliers, precision machining factories, surface treatment partners, packaging specialists, and in-house logistics—all tightly coordinated under one management system. This integration eliminates handoff gaps, reduces lead time variability, and ensures every process step meets automotive-grade standards. When your CNC auto parts move seamlessly from steel mill to finished shipment, quality stays consistent and surprises disappear.
We source iron, steel, stainless steel, aluminum, and alloy steel only from mills with ISO and material test certifications. Every incoming batch undergoes chemical composition analysis and mechanical property verification before entering production. Because we buy in volume through long-term partnerships, we secure better pricing without compromising quality—ensuring your CNC auto parts start with verified, high-integrity material every time.
Production at our partner factories follows standardized work instructions, with real-time monitoring of spindle load, tool wear, and coolant pressure. Operators perform in-process checks every 50–100 pieces using calibrated gauges, while automated systems flag deviations instantly. This disciplined approach—backed by 5S workplace organization and regular machine calibration—keeps processes stable, even during high-volume runs of complex CNC auto parts.
No part leaves our factory without clearing multiple inspection gates: first-article approval, in-process audits, and final full-batch verification. We use CMMs for GD&T validation, surface profilometers for finish checks, and visual inspection under controlled lighting. All data is documented per batch and available upon request—giving you full traceability and confidence that every CNC auto part meets your exact requirements.
We treat packaging as part of quality control. CNC auto parts are protected based on their geometry and sensitivity—using anti-rust paper, vacuum sealing, foam inserts, or wooden crates—to prevent scratches, moisture, or transit damage. Each package is labeled with part number, batch ID, and handling instructions. Our logistics team then coordinates sea, air, or land freight with real-time tracking, ensuring your order arrives intact and ready for assembly.
Quality assurance doesn’t end at delivery. Once you receive your shipment, you can verify both quantity and quality. If any part fails to meet specifications—or if items are missing—we provide prompt returns, replacements, or restocking at no extra cost. Our responsive support team investigates root causes and implements corrective actions, turning issues into opportunities for continuous improvement and long-term trust.
At HULK Metal, quality control is embedded at every stage of CNC auto parts production. We conduct dimensional, surface, mechanical, and material inspections using calibrated instruments and ISO 9001 protocols. Pre-shipment audits verify conformity, while quantity checks ensure order completeness. Custom inspection plans are available for critical automotive applications. All data is documented per batch, giving you full traceability and confidence that every part meets your exact specifications—before it leaves our factory.
For mission-critical applications, we develop tailored inspection plans based on your PPAP, FAI, or internal quality standards. This may include additional testing, special fixturing for measurement, or third-party certification. Just share your requirements, and we’ll integrate them into our QC workflow seamlessly.
We use coordinate measuring machines (CMMs), optical comparators, and precision gauges to verify all critical dimensions, geometric tolerances (GD&T), and positional accuracy against your drawings—typically within ±0.01 mm. Inspections happen when we first approve a sample, during production checks, and before we release the final batch to quickly find any differences and ensure everything stays consistent in
Before dispatch, a final audit confirms that packaging, labeling, documentation, and part conformity meet your purchase order requirements. This includes spot-checking dimensions, surface finish, and markings. Inspection reports are issued upon request, providing assurance that only approved goods are shipped.
Surface quality is assessed visually under standardized lighting and quantitatively using surface roughness testers (Ra, Rz). We check for scratches, pits, burrs, or tool marks that could affect function or coating adhesion. For sealing or mating surfaces, we apply stricter criteria to ensure leak-proof performance in automotive assemblies.
Every raw material lot undergoes chemical composition analysis via spectrometry before machining. We cross-check mill test reports and perform on-site verification to confirm grade authenticity—preventing mix-ups of stainless steel, alloy steel, or aluminum that could compromise part integrity in demanding automotive environments.
Tensile strength, hardness, and impact resistance are verified through third-party or in-house lab testing when required by your specification. Test samples are taken from the same heat batch as your parts, ensuring mechanical properties align with material standards like ASTM, DIN, or JIS for reliable performance under stress.
We perform 100% piece-count verification prior to packing. Digital tally systems and manual cross-checks ensure your shipment contains exactly the ordered quantity—no shortages, no extras. This prevents production line stoppages caused by missing components in just-in-time automotive manufacturing.
HULK Metal partners with ISO 9001-certified factories in China equipped for high-precision CNC auto parts production. Our network includes advanced machining centers, dedicated surface treatment lines, and a fully equipped quality control center. From raw material to finished shipment, every process is tightly integrated and monitored—ensuring consistent quality, on-time delivery, and full compliance with automotive industry standards for global clients.
Choosing HULK Metal means faster delivery, lower costs, and higher reliability for your CNC auto parts. We offer a complete OEM solution—from engineering review to global shipping—backed by ISO 9001 certification and strict quality control. Our integrated supply chain and factory-direct model eliminate middlemen, saving you time and money while ensuring every part meets international automotive standards.
Explore our collection of in-depth articles on CNC auto parts machining—from material selection and tolerance control to surface finishing and supply chain best practices. Learn how precision engineering impacts automotive performance, reliability, and cost-efficiency. Whether you're sourcing engine components, suspension parts, or transmission housings, our technical insights help you make smarter procurement decisions when working with Chinese manufacturers.
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Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
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Manufacturing According to Drawings
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Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
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Manufacturing According to Drawings
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Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
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Manufacturing According to Drawings
Materials Al-Mg Alloy / Al-Zn Alloy / Al-Si Alloy / Customized
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Name Aluminum Die Casting Motorcycle Accessories
Manufacturing According to Drawings
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials Al-Mg Alloy / Al-Zn Alloy / Al-Si Alloy / Customized
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Manufacturing According to Drawings
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Manufacturing According to Drawings
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Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
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Manufacturing According to Drawings
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Manufacturing According to Drawings
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Manufacturing According to Drawings
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Name Aluminum Die Casting Auto Accessories
Manufacturing According to Drawings
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Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
Name Aluminum Die Casting Accessories
Manufacturing According to Drawings
Materials Al-Mg Alloy / Al-Zn Alloy / Al-Si Alloy / Customized
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Profile Extrusion / Cutting / Deburring / CNC Process / Customized
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CE / ISO / RoHS / SGS / Customized
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HULK Metal provides OEM Precision Die Casting Parts with full technical support, strict quality control, and reliable production.
HULK Metal delivers high-quality OEM casting aluminum brackets made to your exact drawings, using die casting, sand casting, or investment casting.
HULK Metal provides comprehensive Aluminium Die Casting Auto Parts solutions, covering engine, transmission, chassis, and electronic components. We meticulously manage every stage, from mold design, die casting, CNC machining, and surface treatment, to strict quality control, packaging, and delivery.
HULK Metal has provided excellent Agricultural Machinery Casting services to hundreds of customers worldwide.
HULK Metal supplies Automobile Casting Components for global automotive manufacturers and bulk buyers seeking reliable OEM partners in China. With ISO 9001 certified factories and mature casting experience, we produce Automobile Casting Parts strictly according to drawings.
HULK Metal specializes in OEM/ODM casting of Custom Flail Mower Hammer Blades. With an ISO 9001-certified factory, advanced foundry capabilities, and end-to-end quality control, we deliver wear-resistant, dimensionally accurate blades tailored to your machinery.
Aluminum Alloy 6063 / Customized
Profile Extrusion / Cutting / Deburring / CNC Process / Customized
Air conditioner / Frequency Converter / Communication Base Station / Computer / Electric Equipment / Customized
CE / ISO / RoHS / SGS / Customized
Anodizing / Sand Blasting / Painting / Chormating / Customized
Trademark printing / wooden box / plastic box / foam box / air film / Customized
Die Casting Engine Parts are widely used in automotive and industrial power systems where strength, accuracy, and heat dissipation matter.
HULK Metal is a trusted manufacturer of Custom Sickle Guards Casting, serving bulk buyers worldwide. Our ISO 9001-certified foundry delivers high-precision sickle guards in ductile iron, grey iron, or cast steel—tailored to your drawings.
HULK Metal delivers precise and durable Water Glass Sand Casting components for industrial and OEM applications. Combining advanced factories, CNC machining, comprehensive surface treatments, and rigorous quality control, we ensure reliable production and timely delivery.
Our Stainless Steel Castings are produced for demanding industrial applications where strength, corrosion resistance, and consistency matter. As an OEM-focused supplier, we manufacture strictly according to your drawings using sand casting, investment casting, or lost foam casting.
Resin sand casting is widely used for medium and large metal parts requiring good surface finish and stable structure.
HULK Metal provides professional reducer housing casting services, offering horizontal, vertical, integral, and split designs. Our complete OEM solutions include casting, CNC machining, surface treatment, quality inspection, packaging, and global delivery.
Name Precision Casting Castings
Manufacturing Methods Manufacturing According to Drawings
Materials Cast Iron / Aluminum / Stainless Steel / Carbon Steel / Gray Iron / Customized
Process Investment Casting / Ceramic Mold Casting / Metal Mold Casting, Die Casting, Lost Foam Casting
Surface Treatment Sandblasting / Shot Blasting / Powder Coating / Customized
Test Content & Data 1. Chemical composition; 2. Mechanical properties; 3. Metallographic inspection; 4. Inspection of appearance, size, shape, and position tolerance; 5. Surface roughness;
HULK Metal operates as a trusted Casting Motorcycle Parts manufacturer in China, specializing in aluminum die casting and sand casting motorcycle parts. Backed by ISO 9001 standards, our factories deliver precision OEM components tailored to your drawings.
Lost wax casting is ideal for producing complex metal parts with smooth surfaces and tight tolerances. As an experienced lost wax casting foundry in China, HULK Metal provides reliable OEM services based on your drawings.
HULK Metal provides comprehensive lost foam casting solutions for OEM projects, covering mold design, casting, CNC machining, surface treatment, and quality inspection.
Investment casting produces complex metal parts with smooth surfaces and tight tolerances through a precise lost wax process.
HULK Metal delivers ISO 9001-certified grey iron casting services with precision, durability, and cost efficiency.
HULK Metal has provided excellent metal casting services to hundreds of ductile iron casting parts purchasers around the world. More than 20 industries, including automobile manufacturing, machinery manufacturing, home appliance manufacturing, construction, agriculture, and energy, have used our products.
HULK Metal delivers high-quality custom cast iron drain pipe fittings through ISO 9001-certified factories. Our experienced team ensures precise production from drawings, rigorous quality control, and timely delivery.
You will get higher quality Centrifugal Casting Castings. HULK Metal has an advanced centrifugal casting production line that can produce cast iron, gray iron, ductile iron, stainless steel, high manganese steel and other raw materials.
HULK Metal has provided excellent metal casting services to hundreds of Cast Iron Casting parts purchasers around the world. Our products have been used in more than 20 industries, such as automobile manufacturing, machinery manufacturing, home appliance manufacturing, construction industry, etc.
Manufacturing According to Drawings
Process Casting / Forging / Stamping
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials 304 / 316L / Aluminum Alloy / Customized
Manufacturing According to Drawings
Process Casting / Forging / Stamping
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials Carbon Steel / ND Steel / Stainless Steel / Aluminum Alloy / Customized
Manufacturing According to Drawings
Process Casting / Hot Forging
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials Carbon Steel / ND Steel / Stainless Steel / Aluminum Alloy / Customized
Name Stainless Steel Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Stainless Steel
Process Hot Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Motorcycle Parts Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Aluminum / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Manufacturing According to Drawings
Process Hot Forging / Die Forging / Custom
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials Carbon Steel / ND Steel / Stainless Steel / Aluminum Alloy / Customized
Name Motorcycle Accessories Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Aluminum / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Mining Machinery Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Die Forging / Customized
Name Hot Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Customized
Process Hot Forging
Name Cold Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials 20Cr Steel / 20CrMo Steel / 20CrMnTi Steel /Aluminum / Aluminum Alloy / Customized
Process Cold Forging
Name Carbon Steel Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel
Process Hot Forging / Free Forging / Mold Forging / Ring Forging / Customized
Name Bicycle Accessories Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Aluminum / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Auto Parts Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Aluminum / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Auto Accessories Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Aluminum / Customized
Process Hot Forging / Cold Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Alloy Steel Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Alloy Steel
Process Hot Forging / Free Forging / Mold Forging / CNC Machining / Rilling Forging / Die Forging / Customized
Name Agricultural Machinery Accessories Forging Parts
Manufacturing Methods Manufacturing According to Drawings
Materials Carbon Steel / Alloy Steel / Stainless Steel / Customized
Process Hot Forging / Free Forging / Mold Forging / CNC Machining / Customized
HULK Metal is a manufacturer of sheet metal stamping parts in China. We have advanced stamping equipment, experienced workers, and perfect after-sales service to complete higher-quality orders faster at a lower price.
HULK Metal is committed to providing high-quality sheet metal automotive parts OEM services to customers around the world. We have a complete supply chain to provide you with better OEM services.
HULK Metal has developed over 16 years to become an experienced metal stamping manufacturer. We can manufacture higher quality steel metal stamping parts from carbon steel, stainless steel, and alloy steel. We have a complete quality control system.
HULK Metal has provided excellent metal stamping services to hundreds of stainless steel metal stamping parts purchasers around the world. Our products have been used in more than 20 industries, such as automobile manufacturing, machinery manufacturing, home appliance manufacturing, construction industry, etc.
HULK Metal is a professional manufacturer of home appliance metal stamping parts that has provided metal stamping services for the home appliance manufacturing industry for over 16 years.
Aluminum Alloy 6063 / Customized
Profile Extrusion / Cutting / Deburring / CNC Process / Customized
Air conditioner / Frequency Converter / Communication Base Station / Computer / Electric Equipment / Customized
CE / ISO / RoHS / SGS / Customized
Anodizing / Sand Blasting / Painting / Chormating / Customized
Trademark printing / wooden box / plastic box / foam box / air film / Customized
As a metal stamping service supplier with a strong production capacity, HULK Metal has 5 sets of stamping machines with a capacity of 315 tons, 5 sets of 200 tons capacity, 5 sets of 80 tons capacity and 5 sets of 60 tons capacity. We can provide customized manufacturing services for copper metal stamping parts of 0.1mm~10mm. Products can be certified by CE, SGS, GB, and other standards.
HULK Metal has 20 precision stamping machines that can process precision metal stamping parts from 0.05mm to 5mm. Our quality inspection team will strictly test the performance and parameters of the product to ensure that the quality of the product can meet your requirements.
HULK Metal has provided excellent metal stamping services for more than 20 industries such as automobiles, home appliances, machinery, and other manufacturing or construction industries.
HULK Metal has an experienced technical team that can customize complete custom stamping parts OEM solutions. We can supply products certified by CE, SGS, etc. and comprehensive services such as shipping and after-sales. You can buy metal stamping parts you want more easily at HULK Metal.
HULK Metal provides Custom Construction Metal Stamping Services for bulk buyers who demand precision, strength, and consistency.
HULK Metal is a professional manufacturer of metal stamping parts. Our factory has more automated stamping machines and advanced product quality inspection instruments so that we can complete higher quality carbon steel metal stamping parts faster.
HULK Metal provides professional brass metal stamping services with full-process technical support and production capacity. We specialize in manufacturing custom brass metal stamping parts that meet CE, GB, and SGS standards.
HULK Metal's factory has 20 stamping machines, 10 CNC machines, and perfect-quality inspection instruments. We can provide complete OEM services for metal stamping parts. We can manufacture metal stamping parts in automobiles, construction, household appliances, and other industries with copper, steel, and aluminum as raw materials.
HULK Metal is a professional Auto Accessories Metal Stamping Parts manufacturer with over 16 years of experience. We have a complete supply chain to supply you with complete metal stamping OEM services.
HULK Metal has been engaged in the manufacture of Aluminum Sheet Metal Stamping Parts for many years. We focus more on the needs of our customers and develop complete production solutions accordingly.
HULK Metal has been engaged in the stamping service of aluminum metal parts since the second half of the 20th century. Up to now, HULK Metal has been able to produce metal stamping parts with a thickness of 0.1mm~2mm using 1000~7000 aluminum alloy plates as raw materials.
HULK Metal provides high-quality Aluminum CNC Machining Parts, combining advanced multi-axis CNC machining, precise surface treatments, and strict quality control.
Aluminum Alloy 6063 / Customized
Profile Extrusion / Cutting / Deburring / CNC Process / Customized
Air conditioner / Frequency Converter / Communication Base Station / Computer / Electric Equipment / Customized
CE / ISO / RoHS / SGS / Customized
Anodizing / Sand Blasting / Painting / Chormating / Customized
Trademark printing / wooden box / plastic box / foam box / air film / Customized
HULK Metal delivers high-precision CNC auto parts through ISO 9001-certified factories in China, offering full OEM machining services—from design review and material sourcing to surface treatment, rigorous inspection, and global delivery.
Name CNC Machining Aluminum Die Casting Parts
Manufacturing According to Drawings
Materials Al-Mg Alloy / Al-Zn Alloy / Al-Si Alloy / Customized
Surface Anodized / Passivated / Polished / Powder Coating / Brushed / Customized
Manufacturing According to Drawings
Process Casting / Forging / Stamping / CNC Machining
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Material ND Steel / Cast steel / Stainless steel / Carbon steel / Customized
Precision bicycle part machining demands tight tolerances, lightweight strength, and flawless surface finishes—exactly what HULK Metal delivers.
Manufacturing According to Drawings
Process Casting / Forging / Stamping / CNC Machining
CNC Machining Turning, Milling, Planing, Drilling, Grinding, Drilling, Boring
Materials 304L / 316L / Aluminum Alloy / / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Sewage Pump Impellers
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron pump impellers: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel pump impellers: precision casting, lost wax casting.
Powder spraying, Painting
Sewage Pump Housing
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Sewage Pump Housing: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Sewage Pump Housing: precision casting, lost wax casting.
Powder spraying, Painting
Sewage Pump Bases
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Sewage Pump Bases: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Sewage Pump Bases: precision casting, lost wax casting.
Powder spraying, Painting
Pipeline pump Motor Bracket
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Pipeline pump Motor Bracket: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Pipeline pump Motor Bracket: precision casting, lost wax casting.
Powder spraying, Painting
Pipeline Pump Impellers
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Pipeline Pump Impellers: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Pipeline Pump Impellers: precision casting, lost wax casting.
Powder spraying, Painting
Pipeline Pump Covers
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Pipeline Pump Covers: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Pipeline Pump Covers: precision casting, lost wax casting.
Powder spraying, Painting
Pipeline Pump Housings
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Pipeline Pump Housings: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Pipeline Pump Housings: precision casting, lost wax casting.
Powder spraying, Painting
Centrifugal Pump Impellers
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron pump impellers: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel pump impellers: precision casting, lost wax casting.
Powder spraying, Painting
1. Chemical composition; 2. Mechanical properties; 3. Metallographic inspection; 4. Inspection of appearance, size, shape, and position tolerance; 5. Surface roughness;
Centrifugal Pump Covers
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron pump covers 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel pump covers: precision casting, lost wax casting.
Powder spraying, Painting
Name Centrifugal Pump Bottom Plates
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron Centrifugal Pump Bottom Plates: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel Centrifugal Pump Bottom Plates: precision casting, lost wax casting.
Powder spraying, Painting
Manufacturing According to Drawings
QT (Ductile Iron) HT (Grey Cast Iron) Cast Steel (ZG25)
Gray cast iron, ductile iron pump Housings: 1. Resin sand casting; 2. Lost foam casting; 3. Coated sand casting;
Cast steel pump Housings: precision casting, lost wax casting.
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Ductile Iron / Stainless Steel / Gray Iron / Cast Steel / Customized
+/-0.01mm
CT9
Casting / CNC / Customized
≥1.6Mpa, ≤6.4Mpa
Painting / Plating / Polishing / Customized
Anti-collision / Brand Logo / Customized
CB / CE / URV / Customized
Our J Hooks and J Cups for Power Rack OEM services are designed for brands and wholesalers sourcing in volume. HULK Metal supports full-process manufacturing from drawings, covering stamping, welding, machining, and surface treatment under ISO 9001 control.
Fitness Equipment Extrusions are widely used for frames, rails, supports, and structural connectors in commercial gym equipment. HULK Metal provides OEM production covering extrusion forming, precision cutting, CNC machining, welding, and surface treatment.
HULK Metal provides Weight Plate Holder OEM services for global gym equipment brands and wholesalers seeking dependable large scale supply. From standard weight plate racks to custom bumper plate storage solutions, our factories support cutting, welding, bending, machining, and finishing under ISO 9001 systems.
Fitness Equipment Parts often involve complex structures, load-bearing requirements, and strict consistency standards. HULK Metal provides Custom Fitness Equipment Parts through OEM production, supporting drawings or samples.
Exercise equipment parts form the structural and functional backbone of modern fitness machines. HULK Metal offers OEM services focused on custom exercise equipment parts manufactured strictly to drawings.
HULK Metal crafts Custom Workout Equipment Parts to your exact drawings—no job too complex. With full in-house metal fabrication and strict ISO controls, we deliver stronger, smoother, and more consistent parts than typical suppliers.
HULK Metal Crafts Gym Equipment Components with tighter tolerances and heavier-duty builds than most. We handle OEM requests from start to finish—stamping, welding, laser cutting, and forging—all under one roof.
HULK Metal delivers high-quality custom barbell rack OEM services backed by decades of metal fabrication expertise. Our ISO 9001-certified factories handle everything from raw material sourcing to final delivery. Whether you need power racks, squat racks, or wall-mounted systems, we produce precise, durable parts that meet your exact specifications.
HULK Metal is a trusted OEM supplier of custom gym equipment rack and parts, backed by ISO 9001-certified factories and full-sheet metal production capabilities. We manufacture power racks, squat racks, wall-mounted systems, and more—exactly to your drawings.
HULK Metal produces custom power racks from iron, steel, stainless steel, and aluminum using sheet metal, profiles, pipes, and strips. Our processes include stamping, CNC machining, welding, casting, and forging.
As a top metalworking service provider, we want to let every customer experience a sense of security in purchasing, sales, etc., and better realize their value through continuously defining new standards for products and services.
Room 901, Intelligent Park A Building, No. 86 ChunYang Rd, Qingdao, China 266109
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