Spring Steel refers to a group of a low alloy, medium carbon steel or high carbon steel with excellent yield strength. Our SMC is the leading manufacturing and supplier of spring steel products. 

Specification of Spring Steel Wire:

1.Grade:

2.Diameter:0.2mm-13.0mm

3.Tensile Strength:350Mpa-2500Mpa

4.Standard:GB4357,DIN17223,JIS G 3521 

5.Finish: NB (standard finish), EB (polished finish), UB (highly polished finish)

6.Surface: Galvanized & Ungalvanized 

Features for Spring Steel Wire:

1.High strength increasing bearing capacity. 

2.Good wearing quality. 

3.Quick heat radiation. 

4.Pretty elasticity.    

With these features, steel wire is widely in optical fibre cable, mattress (bed &Sofa) , rib , spring steel wire and many general engineering applications.

Chemical Composition of Spring Steel Wire:

Packaging of Spring Steel Wire：

Shanghai Metal Corporation Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1)SMC Standard 

2)Customization

Shangahi Metal Corporation provide standard seaworthy packaging to customers, spring wire standard packaging is fixed by wire, wrapped by plastic bag, and placed on wooden pallet, special requirements canbe reached by further discussion. 

Applications of Spring Steel Wire:

Spring Steel is widely in the motor vehicle industry and many general engineering applications. It is suitable for applications that require high strength and toughness. 

Typical applications include: 

- Crankshafts, steering knuckles, gears, spindles and pumps

- Torsion spring

- Breaking spring

- Clockwork spring

- Roller shutter door spring

- Reed of the clutch

- Mattress spring 

- Wiper arm spring, etc.