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Russia GOST VAL8 Aluminium casting alloys. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: VAL8 / VAL8
Category Grade Standard Region/Area Standard Content
Metals VAL8 GOST 1583 Russia Aluminium casting alloys. Specifications

Chemical composition(mass fraction)(wt.%) of the VAL8

Element Min Max Similar

Mechanical Properties of steel grade VAL8

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)
496 (≥) 459 (≥) 43 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade VAL8

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
13 - -     0.31 -  
718 464 - 42.3 131   -  
443 - 41 13.2   133 432

Heat Treatment of steel grade VAL8

Heat treated : 1849°C - 1235°C

Technological Curves of steel grade VAL8

Cross Reference Table (Equivalent Grade) of VAL8

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