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China GB M-98 镁砖和镁铝砖 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: M-98 / M-98
Category Grade Standard Region/Area Standard Content
Metals M-98 GB/T 2275 China 镁砖和镁铝砖

Chemical composition(mass fraction)(wt.%) of the M-98

Element Min Max Similar

Mechanical Properties of steel grade M-98

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)
618 (≥) 637 (≥) 44 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade M-98

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 - -     0.14 -  
861 652 - 12.3 322   -  
892 - 13 34.2   141 132

Heat Treatment of steel grade M-98

Heat treated : 1736°C - 1464°C

Technological Curves of steel grade M-98

Cross Reference Table (Equivalent Grade) of M-98

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