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Germany DIN 1.0904 Cold Rolled Steel Strips for Springs; Technical Conditions of Delivery and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.0904 / 1.0904
Category Grade Standard Region/Area Standard Content
Metals 1.0904 DIN 17222 Germany Cold Rolled Steel Strips for Springs; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%) of the 1.0904

Element Min Max Similar

Mechanical Properties of steel grade 1.0904

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
951 (≥) 926 (≥) 43 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade 1.0904

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
11 - -     0.22 -  
486 311 - 31.3 331   -  
135 - 14 14.2   211 141

Heat Treatment of steel grade 1.0904

Heat treated : 1626°C - 1771°C

Technological Curves of steel grade 1.0904

Cross Reference Table (Equivalent Grade) of 1.0904

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