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Q235 Grade D

China 武钢Q/WG Q235GradeD 碳素结构钢热连轧厚钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q235GradeD / Q235 Grade D
Category Grade Standard Region/Area Standard Content
Metals Q235 Grade D Q/WG(RZ)07 China 碳素结构钢热连轧厚钢板和钢带

Chemical composition(mass fraction)(wt.%) of the Q235 Grade D

Element Min Max Similar

Mechanical Properties of steel grade Q235 Grade D

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)
559 (≥) 687 (≥) 12 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade Q235 Grade D

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 - -     0.43 -  
353 196 - 13.3 332   -  
174 - 14 32.2   413 331

Heat Treatment of steel grade Q235 Grade D

Heat treated : 1649°C - 1447°C

Technological Curves of steel grade Q235 Grade D

Cross Reference Table (Equivalent Grade) of Q235 Grade D

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