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Global 企业标准 CMB-98 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CMB-98 / CMB-98
Category Grade Standard Region/Area Standard Content
Metals CMB-98 -- Global

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

Element Min Max Similar

Mechanical Properties of steel grade CMB-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)
728 (≥) 329 (≥) 21 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade CMB-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
34 - -     0.11 -  
568 372 - 32.3 331   -  
357 - 41 22.2   133 331

Heat Treatment of steel grade CMB-98

Heat treated : 1634°C - 1636°C

Technological Curves of steel grade CMB-98

Cross Reference Table (Equivalent Grade) of CMB-98

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