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China GB AZ81A 铸造镁合金锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AZ81A / AZ81A
Category Grade Standard Region/Area Standard Content
Metals AZ81A GB/T 19078 China 铸造镁合金锭

Chemical composition(mass fraction)(wt.%) of the AZ81A

Element Min Max Similar

Mechanical Properties of steel grade AZ81A

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)
721 (≥) 885 (≥) 34 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade AZ81A

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 - -     0.32 -  
242 913 - 23.3 231   -  
867 - 42 42.2   212 211

Heat Treatment of steel grade AZ81A

Heat treated : 1977°C - 1293°C

Technological Curves of steel grade AZ81A

Cross Reference Table (Equivalent Grade) of AZ81A

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