Patented Cold Drawn Spring Steel Wire SM

(EN 10270-1 – SM)

Composition

Element

C

Si

Mn

P

S

Cu

 

Mass [%] min.

0.35

0.10

0.50

       

Mass [%] max.

1.00

0.30

1.20

0.035

0.035

0.20

 

Dimensional range

0.30 mm ≤ d ≤ 20.00 mm

Mechanical technological properties

Modulus of elasticity E in [GPa]

206

 

Shear modulus G
in [GPa]

81.5

 

Density in [kg/dm³]

7.85

Further properties: see EN 10270-1

Application

This material is to be chosen for statically medium-loaded tension, compression and torsion springs as well as wire bending parts with small bending radii which are exposed to minimal and occasional dynamic load. The working temperature should not exceed 80 °C.

Special treatment

none