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Russia GOST AKMB Sheets of aluminium and aluminium alloys. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AKMB / AKMB
Category Grade Standard Region/Area Standard Content
Metals AKMB GOST 21631 Russia Sheets of aluminium and aluminium alloys. Specifications

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

Element Min Max Similar

Mechanical Properties of steel grade AKMB

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)
218 (≥) 553 (≥) 34 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade AKMB

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
44 - -     0.22 -  
319 669 - 24.3 143   -  
232 - 41 23.2   344 212

Heat Treatment of steel grade AKMB

Heat treated : 1954°C - 1631°C

Technological Curves of steel grade AKMB

Cross Reference Table (Equivalent Grade) of AKMB

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