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China 首钢Q/SG 330CL 汽车结构用热连轧钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 330CL / 330CL
Category Grade Standard Region/Area Standard Content
Metals 330CL Q/SGZGS 315 China 汽车结构用热连轧钢板和钢带

Chemical composition(mass fraction)(wt.%) of the 330CL

Element Min Max Similar

Mechanical Properties of steel grade 330CL

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)
228 (≥) 734 (≥) 44 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade 330CL

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 - -     0.13 -  
532 436 - 44.3 443   -  
324 - 24 13.2   234 112

Heat Treatment of steel grade 330CL

Heat treated : 1918°C - 1639°C

Technological Curves of steel grade 330CL

Cross Reference Table (Equivalent Grade) of 330CL

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