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America UNS S30940 奥氏体铬镍铌耐热合金不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S30940 / S30940
Category Grade Standard Region/Area Standard Content
Metals S30940 -- America 奥氏体铬镍铌耐热合金不锈钢

Chemical composition(mass fraction)(wt.%) of the S30940

Element Min Max Similar

Mechanical Properties of steel grade S30940

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)
497 (≥) 658 (≥) 41 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade S30940

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 - -     0.33 -  
591 443 - 14.3 441   -  
547 - 13 11.2   333 234

Heat Treatment of steel grade S30940

Heat treated : 1924°C - 1538°C

Technological Curves of steel grade S30940

Cross Reference Table (Equivalent Grade) of S30940

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