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China YS AZ91D 便携式工具用镁合金压铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AZ91D / AZ91D
Category Grade Standard Region/Area Standard Content
Metals AZ91D YS/T 626 China 便携式工具用镁合金压铸件

Chemical composition(mass fraction)(wt.%) of the AZ91D

Element Min Max Similar
Zn 0.4500 0.9000 -
Others Total - 0.0100 -
Si - 0.0500 -
Ni - 0.0010 -
Mn 0.1700 0.4000 -
Mg - - -
Fe - 0.0040 -
Cu - 0.0250 -
Be 0.0005 0.0030 -
Al 8.5000 9.5000 -

Mechanical Properties of steel grade AZ91D

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)
182 (≥) 647 (≥) 24 21 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade AZ91D

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 - -     0.13 -  
358 489 - 14.3 322   -  
849 - 41 43.2   334 341

Heat Treatment of steel grade AZ91D

Heat treated : 1833°C - 1851°C

Technological Curves of steel grade AZ91D

Cross Reference Table (Equivalent Grade) of AZ91D

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