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China 舞钢Q/WTB Q235C 优质大厚度Q235钢板技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q235C / Q235C
Category Grade Standard Region/Area Standard Content
Metals Q235C WYJ 110 China 优质大厚度Q235钢板技术条件

Chemical composition(mass fraction)(wt.%) of the Q235C

Element Min Max Similar
Cu - 0.3000 -
Ni - 0.3000 -
Cr - 0.3000 -
Al 0.0200 - -
S - 0.0250 -
P - 0.0250 -
Mn - 1.4000 -
Si - 0.3500 -
C - 0.1700 -

Mechanical Properties of steel grade Q235C

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)
827 (≥) 684 (≥) 34 22 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade Q235C

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
14 - -     0.31 -  
798 133 - 12.3 241   -  
156 - 33 13.2   413 111

Heat Treatment of steel grade Q235C

Heat treated : 1871°C - 1425°C

Technological Curves of steel grade Q235C

Cross Reference Table (Equivalent Grade) of Q235C

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