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Global 企业标准 MA22 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MA22 / MA22
Category Grade Standard Region/Area Standard Content
Metals MA22 -- Global

Chemical composition(mass fraction)(wt.%) of the MA22

Element Min Max Similar

Mechanical Properties of steel grade MA22

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)
745 (≥) 463 (≥) 13 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade MA22

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
41 - -     0.12 -  
594 987 - 12.3 434   -  
899 - 21 21.2   334 221

Heat Treatment of steel grade MA22

Heat treated : 1326°C - 1784°C

Technological Curves of steel grade MA22

Cross Reference Table (Equivalent Grade) of MA22

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