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Russia GOST AL9 Aluminium casting alloys. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AL9 / AL9
Category Grade Standard Region/Area Standard Content
Metals AL9 GOST 1583 Russia Aluminium casting alloys. Specifications

Chemical composition(mass fraction)(wt.%) of the AL9

Element Min Max Similar

Mechanical Properties of steel grade AL9

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)
441 (≥) 528 (≥) 33 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade AL9

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
23 - -     0.13 -  
688 698 - 23.3 211   -  
556 - 42 22.2   233 422

Heat Treatment of steel grade AL9

Heat treated : 1621°C - 1312°C

Technological Curves of steel grade AL9

Cross Reference Table (Equivalent Grade) of AL9

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