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China 鞍钢Q/ASB SM400B-3 普通碳素结构钢和低合金结构钢钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SM400B-3 / SM400B-3
Category Grade Standard Region/Area Standard Content
Metals SM400B-3 Q/ASB 320 China 普通碳素结构钢和低合金结构钢钢板

Chemical composition(mass fraction)(wt.%) of the SM400B-3

Element Min Max Similar
Cu - 0.2000 -
Ni - 0.1500 -
Cr - 0.1500 -
P - 0.0250 -
S - 0.0150 -
Mn 0.8000 1.2000 -
Si 0.1700 0.3700 -
C 0.1400 0.2000 -

Mechanical Properties of steel grade SM400B-3

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)
899 (≥) 715 (≥) 23 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SM400B-3

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
31 - -     0.23 -  
724 595 - 21.3 323   -  
642 - 24 13.2   241 313

Heat Treatment of steel grade SM400B-3

Heat treated : 1548°C - 1347°C

Technological Curves of steel grade SM400B-3

Cross Reference Table (Equivalent Grade) of SM400B-3

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