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Germany DIN StW24 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: StW24 / St W 24
Category Grade Standard Region/Area Standard Content
Metals St W 24 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 24

Element Min Max Similar

Mechanical Properties of steel grade St W 24

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)
419 (≥) 455 (≥) 33 22 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade St W 24

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
24 - -     0.41 -  
597 473 - 21.3 144   -  
373 - 32 32.2   322 332

Heat Treatment of steel grade St W 24

Heat treated : 1354°C - 1919°C

Technological Curves of steel grade St W 24

Cross Reference Table (Equivalent Grade) of St W 24

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