Auto damping spring are used in vehicle's suspension system,absorb shake and made drive comfortably,they mainly made of alloy steel wire.we are committed to auto damping spring production, the most reasonable price ,best service,the fastest speed,best quality,dedicated to serve you.

Our strength lies:

1.we are committed to auto damping spring production with 21 years experience.

2.we can design and develop new spring products for customization,like improved spring,modified spring,ATVs spring.

about OEM No:

1.OEM inquire are welcome and provided as per custom-design.

2.we don"t have whole OEM,if we can't math yours ,please send the drawing to us.

3.sample are best ,we will pay for it if you can send them to us(including post fee)

4.if you want we give the samples back to you,we will pay the post fee also.

Raw material:

1.M60simn(sup6/sae9260)

2.50crva(sup10/sae6150)

3.60si2cra(sup12/sae92620

4). 55CrSi (ASTM788/SAE9254).
5). Available for customization

Surface treatment:

1.plastic sprayed

2.zinc plating

3.chromium plating

4all the colour,sign,available for customization

correlation testing

1). Flaw Detector:      100%.
2). Salt Spray Test:  > 800 Hours.
3). Fatigue Test:       > 600000 Times.
4). Solid height test before shipment.
5). Available for customization

Packing way:
1). Each spring in Polybag, cardboard between springs.
2). 4-16 springs in 1 corrugated carton (depend on volume).
3). All the cartons reinforced with woven tape.
4). Available for customization.

about container:
1).20':   26 cubic meters, Load Limit 22 Tons(USA:18 Tons).
2).40':   54 cubic meters, Load Limit 26 Tons(USA:20 Tons).
3).40'H: 68 cubic meters, Load Limit 26 Tons(USA:20 Tons).
4).Usually we load the full weight, The volume is not evaluated.

We sincerely hope that there is a profitable bussiness relationship between us for a long time, Plesase feel free to contact me.