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SA-351 Grade CF8

America ASME SA-351GradeCF8 承压元件用奥氏体、奥氏体-铁素体(双相)铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-351GradeCF8 / SA-351 Grade CF8
Category Grade Standard Region/Area Standard Content
Metals SA-351 Grade CF8 ASME SA-351/SA-351M America 承压元件用奥氏体、奥氏体-铁素体(双相)铸件

Chemical composition(mass fraction)(wt.%) of the SA-351 Grade CF8

Element Min Max Similar

Mechanical Properties of steel grade SA-351 Grade CF8

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)
869 (≥) 979 (≥) 22 33 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade SA-351 Grade CF8

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
12 - -     0.31 -  
473 992 - 23.3 441   -  
467 - 22 34.2   243 241

Heat Treatment of steel grade SA-351 Grade CF8

Heat treated : 1529°C - 1585°C

Technological Curves of steel grade SA-351 Grade CF8

Cross Reference Table (Equivalent Grade) of SA-351 Grade CF8

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