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England B.S. MAG12 Specification for magnesium and magnesium alloy ingots and castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MAG12 / MAG 12
Category Grade Standard Region/Area Standard Content
Metals MAG 12 BS 2970 England Specification for magnesium and magnesium alloy ingots and castings

Chemical composition(mass fraction)(wt.%) of the MAG 12

Element Min Max Similar

Mechanical Properties of steel grade MAG 12

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)
252 (≥) 823 (≥) 31 44 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade MAG 12

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
11 - -     0.21 -  
845 888 - 21.3 111   -  
793 - 22 12.2   221 441

Heat Treatment of steel grade MAG 12

Heat treated : 1859°C - 1619°C

Technological Curves of steel grade MAG 12

Cross Reference Table (Equivalent Grade) of MAG 12

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