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Description

USA SAE S31000 Specialsteel Austenitic Chromium Nickel Heat Resisting Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S31000
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S31000 Austenite SAE USA Austenitic Chromium Nickel Heat Resisting Steel

Chemical composition(mass fraction)(wt.%) of the S31000

C Si Mn P S Cr Ni Mo Cu
≤0.25 ≤1.50 ≤2.00 ≤0.045 ≤0.03 24.00 -26.00 19.00 -22.00 ≤1.00 ≤1.00

Mechanical Properties of steel grade S31000

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)
434 (≥) 368 (≥) 34 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade S31000

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
24 - -     0.12 -  
215 556 - 21.3 223   -  
862 - 43 11.2   442 442

Heat Treatment of steel grade S31000

Heat treated : 1871°C - 1387°C

Technological Curves of steel grade S31000

Cross Reference Table (Equivalent Grade) of S31000


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