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China GB MWB55 镁及镁合金废料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MWB55 / MWB55
Category Grade Standard Region/Area Standard Content
Metals MWB55 GB/T 20926 China 镁及镁合金废料

Chemical composition(mass fraction)(wt.%) of the MWB55

Element Min Max Similar

Mechanical Properties of steel grade MWB55

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)
548 (≥) 557 (≥) 14 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade MWB55

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
24 - -     0.11 -  
619 724 - 41.3 213   -  
171 - 44 24.2   332 122

Heat Treatment of steel grade MWB55

Heat treated : 1392°C - 1794°C

Technological Curves of steel grade MWB55

Cross Reference Table (Equivalent Grade) of MWB55

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