china small size stainless steel extension spring supplier
- Place of Origin:CN
- Brand Name:Hershey
- Style:Cylinder
- Material:Steel
- Usage:Industrial
- Load Type:Extension
- Model Number:HES-ES(100)
- surface treatment:nickel /zincplated,black coating, etc
- material:sus,swp,swc,etc
- wire diameter:0.08~2.00mm
We always put quality as the first consideration!
DONGGUAN HERSHEY SPRING MANUFACTURING CO.,LTD:
The Hershey Spring reputation for superior quality, on-time delivery and on-target pricing of our custom springs is well known throughout the industry.We are professional spring manufacturer, over 10 years experience in spring production and sales. The range of our products is wide, including Compression springs, Extension springs, Torsion springs, Battery spring, Power spring, Linear spring,Coil spring , Leaf spring, DIE spring,etc., and other unique feature products.


EXtension spring:
1.Applications: Automotive, medical device, electronics,stationery, toy,etc
2.Wire diameter: 0.08mm-10mm. Size and style are made by drawings
3.Materials: adopt the domestic and imported swc, sus, swp, mild steel wire, manganese steel wire, phosphorus copper wire, nickel-plated wire, zinc-plated wire, tin-plated copper wire, nickel-plated steel wire, non-magnetic stainless steel wire, heat-resistant steel wire, duplex stainless steel wire(corrosion resistant and heat resistant steel wire), bronze, copper, phosphorus copper, beryllium copper. Alloy steel has 60Si2MNA, 60Si2CRVA, 55CrSi.
4.Surface treatment: plate gold, silver, white, red yellow, blue, green, purple, black, etc., salt spray test more than 100 H. Appearance beautiful and bright.
5.Quality:good hardness and resistance with long service life,with ROHS standard.
6.Advantage: leading CNC machine production line, advanced testing mcahine.
Note: If the spring needed for your application cannot be found in our inventory, we can fabricate it for you. Do not hesitate to contact me if you like us!





