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Germany DIN St42.23 Cold rolled strip and sheet - Technical delivery conditions - General structural steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St42.23 / St 42.23
Category Grade Standard Region/Area Standard Content
Metals St 42.23 DIN 1623 Germany Cold rolled strip and sheet - Technical delivery conditions - General structural steels

Chemical composition(mass fraction)(wt.%) of the St 42.23

Element Min Max Similar

Mechanical Properties of steel grade St 42.23

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)
269 (≥) 935 (≥) 41 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade St 42.23

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
23 - -     0.41 -  
884 469 - 44.3 123   -  
953 - 11 44.2   343 142

Heat Treatment of steel grade St 42.23

Heat treated : 1661°C - 1471°C

Technological Curves of steel grade St 42.23

Cross Reference Table (Equivalent Grade) of St 42.23

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