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Germany DIN StW22 Steel flat products; hot rolled sheet and strip; technical delivery conditions; mild unalloyed steels for cold reducing and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: StW22 / St W 22
Category Grade Standard Region/Area Standard Content
Metals St W 22 DIN 1614-1 Germany Steel flat products; hot rolled sheet and strip; technical delivery conditions; mild unalloyed steels for cold reducing

Chemical composition(mass fraction)(wt.%) of the St W 22

Element Min Max Similar

Mechanical Properties of steel grade St W 22

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)
781 (≥) 848 (≥) 21 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade St W 22

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
43 - -     0.11 -  
549 761 - 34.3 324   -  
273 - 22 41.2   213 212

Heat Treatment of steel grade St W 22

Heat treated : 1689°C - 1696°C

Technological Curves of steel grade St W 22

Cross Reference Table (Equivalent Grade) of St W 22

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