Yueqing City Dongfeng Spring Manufacturing Co., Ltd.
Main products:Compression Spring,Extension Spring,Torsion Spring,Mould Spring,Car Spring
Contact Us
  • Contact Person : Ms. chen sally
  • Company Name : Yueqing City Dongfeng Spring Manufacturing Co., Ltd.
  • Tel : 86-577-61516108
  • Fax : 86-577-62896123
  • Address : Zhejiang,Yueqing,No. 11 Jing five road,Yueqing Economic Development Area,Yueqing City,Zhejiang,China
  • Country/Region : China
  • Zip : 325600

Extension helical spring

Extension helical spring
Product Detailed
Our extension springs are made to order to our client's specific requirements from a wide rang of materials in stock.

Extension Spring

We can work from your drawings or a sample of the product or our expects can design your spring base on the information provided. We have the capability to work in wire size range from 0.15mm to 20mm.

1. Raw materials: high cabon steel, stainless, musicwire etc.

2.We posseses a whole set of CNC manfacturing and testing equipment ranging from wire tensile strength tester, short  peering machine, deburring machine, magnetic power flaw detector and compression tester.

3.The treatments of this extension spring: polishing, zinc plating, nickel plating, throme plating, power coating, e-coating, dip coating.

Extension helical spring

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