Specifications

ension Spring with Long Hooks
* Material: spring steel
* Wire Dia: 1.1 mm
* Finish: zinc plated
* OEM Service Avaliable

Tension Spring 
We produce extension springs with machine hooks, crossover hooks, extended hooks, side loop, or other special ends. Customized made, means we need to make it according to your drawings or samples.

 

 

1. Capabilities:

 

Material	Spring Steel Stainless Steel Low Carbon Steel High Carbon Steel Music Wire / Piano Wire Galvanized Steel Hard Drawn Non-ferrous Metals
Surface Finish	Zinc/ Tin/ Nickel/ Chrome Plating, Black Oxide, Color Painted, PVC/ Powder Coating, Shot Blasting,  Anodizing,  Plain,  Polishing,  Passivate,  Electorolysis
Type of Loops	Crossover Loops Double Twisted Loops Extended Loops Full Loops On the Side Full Loops Over Center Machine Full Loops Machine Half Loops Double Full Loops . etc
Wire Diameter	0.1 ~ 8.0 mm 0.004 ~ 0.315 in
Outer Diameter	4.0 ~ 80 mm 0.157 ~ 3.15 in
Direction of Wind	Left Hand Right Hand Optional

 

 

 

 

 

 

2. Company introduction:

 

Hangzhou Jiangnan Spring was founded in 1972(reconstructed in 1997) and now has 200 staffs including 30 technicians.

Our main products comprise a wide variety of springs, wire forms and stamping parts,which are mainly for cars,electric equipments and so on. 50% of our products are exported to American,Japan and Europe market and  so on.

The company is famous for its high quanlity and excellent service. Our clients include Noritz ,Pansonic,Epsi,Echo,A.O.smith,Caplugs and so on.

 

Inspection equipment and manufacture

 

 

 

 

3.Package and Transportation: