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Global 企业标准 F18MT and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: F18MT / F18MT
Category Grade Standard Region/Area Standard Content
Metals F18MT -- Global

Chemical composition(mass fraction)(wt.%) of the F18MT

Element Min Max Similar
Ti+Nb - 0.4500 -
Si - 0.4000 -
Mo - 2.1000 -
Mn - 0.4000 -
Cr - 17.7000 -
C - 0.0200 -

Mechanical Properties of steel grade F18MT

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)
543 (≥) 468 (≥) 12 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade F18MT

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 - -     0.41 -  
167 817 - 23.3 122   -  
487 - 42 21.2   322 211

Heat Treatment of steel grade F18MT

Heat treated : 1212°C - 1193°C

Technological Curves of steel grade F18MT

Cross Reference Table (Equivalent Grade) of F18MT

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