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S300GD+AZ

China 宝钢Q/BQB S300GD+AZ 连续热镀铝锌合金镀层钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S300GD+AZ / S300GD+AZ
Category Grade Standard Region/Area Standard Content
Metals S300GD+AZ Q/BQB 425 China 连续热镀铝锌合金镀层钢板及钢带

Chemical composition(mass fraction)(wt.%) of the S300GD+AZ

Element Min Max Similar
S - 0.0450 -
P - 0.1000 -
Mn - 1.7000 -
Si - 0.6000 -
C - 0.2000 -
P - 0.1000 -
S - 0.0350 -
Mn - 1.6000 -
C - 0.3000 -

Mechanical Properties of steel grade S300GD+AZ

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)
397 (≥) 121 (≥) 34 32 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade S300GD+AZ

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
41 - -     0.44 -  
867 147 - 34.3 444   -  
131 - 13 41.2   432 111

Heat Treatment of steel grade S300GD+AZ

Heat treated : 1162°C - 1573°C

Technological Curves of steel grade S300GD+AZ

Cross Reference Table (Equivalent Grade) of S300GD+AZ

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