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USS 18-8 MO CB TA

Global 企业标准 USS18-8MOCBTA and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: USS18-8MOCBTA / USS 18-8 MO CB TA
Category Grade Standard Region/Area Standard Content
Metals USS 18-8 MO CB TA -- Global

Chemical composition(mass fraction)(wt.%) of the USS 18-8 MO CB TA

Element Min Max Similar
Ni 10.0000 14.0000 -
Nb+Ta - - -
Mo 2.0000 3.0000 -
Cr 16.0000 18.0000 -
C - 0.1000 -

Mechanical Properties of steel grade USS 18-8 MO CB TA

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)
123 (≥) 717 (≥) 21 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade USS 18-8 MO CB TA

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 - -     0.22 -  
123 746 - 43.3 111   -  
366 - 24 32.2   212 311

Heat Treatment of steel grade USS 18-8 MO CB TA

Heat treated : 1638°C - 1447°C

Technological Curves of steel grade USS 18-8 MO CB TA

Cross Reference Table (Equivalent Grade) of USS 18-8 MO CB TA

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