XIAMEN SHANG SHANG TECHNOLOGY CO., LTD
                                                                                                           
Verified Supplier
19 Years
Since 2007
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Precision CNC Machining Automotive Parts 20x12mm 4140 SCM440 40CrMo Steel Custom Components

Price Negotiable
Price: Price can be discussed
MOQ: 100pcs
Delivery Time: 15 work days
Brand: Customized
Product Description
Precision CNC Machining Services
We provide high-precision 20×12 mm stainless steel CNC machining parts using 4140 SCM440 40CrMo steel, offering customized components for diverse industrial applications.
Industries Served
  • Automotive and transportation
  • Industrial equipment and machinery
  • Electronics and electrical components
  • Consumer products and household appliances
  • Power and energy systems
  • Office and commercial tools
  • Construction and infrastructure
  • Audio/visual and entertainment
Technical Specifications
Design According to customer's sample or drawing
Material Options
  • Copper: H59 H62 lead-free copper, purple copper
  • Titanium: TC4 (TiAl6v4, grade 5)
  • Alloy steel: 15Cr, 20Cr, 42CrMo
  • Aluminum: 6061, 6063, 6082, 7075, 5052, A380
  • Plastics: POM, paraformaldehyde, nylon
  • Steel: Mild steel, carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#
  • Stainless steel: SS303, SS304 (food grade), SS316, SS316L, SUS430, SS416, SS201, SS301
Surface Treatments Transparent anodizing, color anodizing (color code required), chemical film, passivation, polishing, chrome plating, sandblasting, laser engraving, zinc plating, black oxide, nickel plating, chrome plating, carburizing, heat treatment
Test Equipment Rockwell Hardness Tester, Salt Spray Tester, Roughness Tester, Cloud Disc High Speed Tester SP-T300
Machining Capabilities
  • CNC machining
  • Turning, milling, and cutting
  • Stamping and specialized processes
Quality Assurance
  • Dimensional inspection reports
  • Raw material certifications
  • Surface treatment reports
  • Engineering drawings
  • Test reports (salt spray, hardness tests)
Production Timeline
  • Sample Production: 14 working days
  • Mass Production: Confirmed after sample approval
File Formats Supported
CAD, DXF, IGS, JPG, PDF
Packaging & Shipping
Packaging Solutions
  • Inner Packaging: Protective plastic bags for each part
  • Outer Packaging: Standard cartons or custom packaging
Shipping Methods
  • Sea Freight: For bulk orders and large shipments
  • Air Freight: For smaller or urgent shipments
  • Express Shipping: DHL, FedEx, TNT, UPS
Customer Support
Our experienced foreign trade team ensures efficient order processing and clear communication throughout your project.
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Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company XIAMEN SHANG SHANG TECHNOLOGY CO., LTD
Location China, Fujian Province, Xiamen City, Tong'an District, Centralized Industrial Zone, Tong'an Park No. 179.
Contact Person Wen

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