Metal Auto Parts
Material: 45 steel,aluminum alloy,stainless steel, plastic,brass
Processing techniques: CNC, EDM, turning, five axis machining, stamping,hobbing, milling, grinding, drilling, tapping, reaming, pulling, cutting, etc
Finish:Polishing, painting, anodizing,sandblasting, plating ,blackening, electrophoresis, QPQ ,wire drawing
- Product Description
Metal Auto Parts: Precision-Engineered Solutions for Automotive Excellence
At Dongguan Junsion Precision Hardware Co., Ltd., we specialize in manufacturing high-quality Metal Auto Parts that meet the demanding standards of the automotive industry. Our advanced precision machining capabilities, coupled with a wide range of material options and surface treatments, ensure that we deliver components that exceed expectations. With our commitment to quality, fast turnaround times, and customer-centric approach, we're your ideal partner for all your automotive part needs.




Description
Our products are engineered to perfection, designed to withstand the rigorous demands of modern vehicles. We offer a comprehensive range of components, including:
- Engine Parts: Pistons, connecting rods, camshafts, and more
- Transmission Components: Gears, shafts, and housings
- Suspension Systems: Control arms, ball joints, and bushings
- Brake Components: Calipers, rotors, and master cylinders
- Steering Parts: Tie rods, steering knuckles, and rack and pinion assemblies
Each part is manufactured using state-of-the-art CNC machinery, ensuring precision tolerances up to ±0.01mm. This level of accuracy guarantees optimal performance and longevity in your automotive applications.
| Material | 1) Aluminum: AL 6061-T6, 6063, 7075-T etc. |
| 2) Stainless steel: 303,304,316L, 17-4(SUS630) etc. | |
| 3) Steel: 4140, Q235, Q345B,20#,45# etc. | |
| 4) Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc. | |
| 5) Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc. | |
| 5) Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc. | |
| Finish | Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish. |
| Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing. | |
| Electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench). | |
| Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc | |
| Main Equipment | STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples. |
| Tolerance | +/-0.01mm ~ +/-0.05mm |
| Surface roughness | Ra 0.1~3.2 |
| Inspection | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM. |
| Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge | |
| Capacity | CNC turning work range: φ0.5mm-φ150mm*300mm. |
| CNC milling work range: 510mm*1020mm*500mm. |
Surface Treatment
To enhance durability and aesthetics, we offer various surface treatment options for our products:
- Anodizing: Ideal for aluminum parts, providing corrosion resistance and color options
- Electroplating: Chrome, nickel, or zinc plating for improved wear resistance and appearance
- Powder Coating: Durable, chip-resistant finish in a wide range of colors
- Passivation: Enhanced corrosion resistance for stainless steel components
- Heat Treatment: Improving strength and hardness of steel parts
Our expert team can recommend the best surface treatment based on your specific requirements and operating conditions.

Drawing Guide
We work closely with our clients to bring their designs to life. Our engineering team can assist you in:
- Optimizing designs for manufacturability
- Suggesting material alternatives for improved performance or cost-effectiveness
- Providing 3D modeling and prototyping services
- Ensuring compliance with industry standards and regulations
Simply send us your initial drawings or concepts, and we'll guide you through the entire process from design refinement to final production.
Production Process
Our streamlined production process ensures consistent quality and timely delivery:
- Design Review and Optimization
- Material Sourcing and Inspection
- CNC Machining and Fabrication
- In-Process Quality Control (IPQC)
- Surface Treatment Application
- Final Quality Inspection (OQC)
- Packaging and Shipping
Each step is carefully monitored to maintain our high standards of excellence.
Quality Certification
We pride ourselves on our commitment to quality. Our Metal Auto Parts are manufactured in compliance with:
- ISO 9001:2015 Quality Management System
- IATF 16949 Automotive Quality Management Standard
- RoHS Compliance for environmental safety
These certifications ensure that our products meet or exceed industry standards, providing you with peace of mind and reliability.

Shipping and Delivery
We understand the importance of timely delivery in the automotive industry. Our efficient logistics network allows us to offer:
- Sample delivery within 3 days
- Mass production orders within 7-15 days
- Flexible shipping options to meet your specific needs
- Secure packaging to ensure parts arrive in perfect condition

Why Choose Us?
- Advanced Precision Machining: State-of-the-art equipment for unparalleled accuracy
- One-Stop Custom Solutions: From prototyping to mass production
- Wide Material Selection: Including stainless steel, aluminum, copper, and titanium
- Fast Turnaround Time: Helping you seize market opportunities quickly
- Strict Quality Control: Ensuring every part meets international standards
- Global Experience: Serving 500+ satisfied clients worldwide
- Customer-Centric Approach: Transparent communication and responsive service

FAQ
Q: What is the minimum order quantity for the products?
A: Our MOQ varies depending on the complexity of the part. Contact us for a customized quote.
Q: Can you provide samples before mass production?
A: Yes, we offer prototyping services and can provide samples for approval before full-scale production.
Q: Do you offer design assistance for custom products?
A: Absolutely! Our engineering team can help optimize your designs for manufacturability and performance.
Q: What materials do you use for the products?
A: We work with a wide range of materials, including stainless steel, aluminum, copper, carbon steel, and titanium.
Contact & Support
Ready to elevate your automotive parts sourcing? Contact Dongguan Junsion Precision Hardware Co., Ltd. today for expert advice and quotations on our Metal Auto Parts. Our dedicated team is standing by to assist you with all your precision manufacturing needs.
Email: Lock@junsion.com.cn, echo@junsion.com.cn, or evelyn@junsion.com.cn.
Trust Junxion for precision-engineered products that drive your success in the competitive automotive industry.













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