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China CNS FCMB28 黑心展性鑄鐵件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FCMB28 / FCMB 28
Category Grade Standard Region/Area Standard Content
Metals FCMB 28 CNS G 3054 China 黑心展性鑄鐵件

Chemical composition(mass fraction)(wt.%) of the FCMB 28

Element Min Max Similar
C - - -

Mechanical Properties of steel grade FCMB 28

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)
586 (≥) 336 (≥) 21 11 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade FCMB 28

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
23 - -     0.44 -  
428 555 - 23.3 223   -  
397 - 11 31.2   431 222

Heat Treatment of steel grade FCMB 28

Heat treated : 1275°C - 1774°C

Technological Curves of steel grade FCMB 28

Cross Reference Table (Equivalent Grade) of FCMB 28

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