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China GB MB15 加工镁及镁合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MB15 / MB15
Category Grade Standard Region/Area Standard Content
Metals MB15 GB 5153 China 加工镁及镁合金牌号和化学成分

Chemical composition(mass fraction)(wt.%) of the MB15

Element Min Max Similar

Mechanical Properties of steel grade MB15

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)
669 (≥) 665 (≥) 22 31 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade MB15

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
42 - -     0.23 -  
663 714 - 14.3 443   -  
942 - 12 41.2   121 224

Heat Treatment of steel grade MB15

Heat treated : 1921°C - 1274°C

Technological Curves of steel grade MB15

Cross Reference Table (Equivalent Grade) of MB15

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