China Good Quality Professional Spring Manufacturer Produce All Types Customize Various Force Compression Spring / Extension Spring / Torsion Spring / Flat Springs, Find details about China Flat Coil Spring, Metal Spring from Good Quality Professional Spring Manufacturer Produce All Types Customize Various Force Compression Spring / Extension Spring / Torsion Spring / Flat Springs
Order | OEM/ODM |
Material | Carbon steel(SWC),Alloy steel SEA9260/9254/6150/SUP9/SUP10/SUP12,51CrV4,stainless steel,Music wire/piano wire(SWP),beryllium copper,etc. |
Wire diameter or thickness | 0.1~98mm |
Process | Material purchased-Producting-First Testing-Coiling-Inspection-Heat Treatment- Cleaning-Surface Treatment-Final testing-Packing-Shipping |
Finish | Zinc,Chorme,Nickel, Silver,Gold, Tin,Powder coating,Oxide black or customzied |
Application | Industrial/auto/Motorcycle/electronics/electric power/Toys/Sports goods/Machinery equipment etc. |
Quality Certification | IATF 16949:2016, ISO 14001:2015, ISO9001:2015, OHSAS 18001:2007 |
Packing | Inner packing with plastic bags,and then carton boxes for outer packing,at last wooden or plastic pallets for request |
Shipment | By sea/air/UPS/TNT/Fedex express etc. |