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China 首钢Q/SG HC180B 烘烤硬化高强度冷轧钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HC180B / HC180B
Category Grade Standard Region/Area Standard Content
Metals HC180B Q/SGZGS 0347 China 烘烤硬化高强度冷轧钢板和钢带

Chemical composition(mass fraction)(wt.%) of the HC180B

Element Min Max Similar
C - 0.0400 -
Mn - 0.7000 -
P - 0.0600 -
S - 0.0250 -
Alt 0.0150 - -

Mechanical Properties of steel grade HC180B

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)
445 (≥) 765 (≥) 34 22 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade HC180B

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
34 - -     0.42 -  
171 934 - 14.3 214   -  
255 - 11 23.2   311 233

Heat Treatment of steel grade HC180B

Heat treated : 1416°C - 1447°C

Technological Curves of steel grade HC180B

Cross Reference Table (Equivalent Grade) of HC180B

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