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China GB 08Al 汽车制造用优质碳素结构钢热轧钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 08Al / 08Al
Category Grade Standard Region/Area Standard Content
Metals 08Al GB/T 3275 China 汽车制造用优质碳素结构钢热轧钢板和钢带

Chemical composition(mass fraction)(wt.%) of the 08Al

Element Min Max Similar

Mechanical Properties of steel grade 08Al

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)
634 (≥) 649 (≥) 13 13 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 08Al

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
32 - -     0.44 -  
328 729 - 24.3 312   -  
425 - 24 22.2   331 114

Heat Treatment of steel grade 08Al

Heat treated : 1961°C - 1831°C

Technological Curves of steel grade 08Al

Cross Reference Table (Equivalent Grade) of 08Al

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