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China GB MZ-87 镁砖 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MZ-87 / MZ-87
Category Grade Standard Region/Area Standard Content
Metals MZ-87 GB/T 2275 China 镁砖

Chemical composition(mass fraction)(wt.%) of the MZ-87

Element Min Max Similar

Mechanical Properties of steel grade MZ-87

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)
926 (≥) 513 (≥) 34 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade MZ-87

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
22 - -     0.33 -  
488 935 - 22.3 121   -  
558 - 13 34.2   131 434

Heat Treatment of steel grade MZ-87

Heat treated : 1874°C - 1283°C

Technological Curves of steel grade MZ-87

Cross Reference Table (Equivalent Grade) of MZ-87

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