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SA-814 S31040

Description

USA AMS SA-814/SA-814M, SA-814 S31040 Specialsteel Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-814 S31040
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-814 S31040 Austenite AMS USA Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe

Chemical composition(mass fraction)(wt.%) of the SA-814 S31040

C Si Mn P S Cr Ni Nb+Ta
≤0.08 ≤1.50 ≤2.00 ≤0.045 ≤0.03 24.00 -26.00 19.00 -22.00 ≤1.10

Mechanical Properties of steel grade SA-814 S31040

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)
857 (≥) 276 (≥) 13 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SA-814 S31040

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 - -     0.24 -  
247 172 - 32.3 332   -  
189 - 23 12.2   132 344

Heat Treatment of steel grade SA-814 S31040

Heat treated : 1848°C - 1694°C

Technological Curves of steel grade SA-814 S31040

Cross Reference Table (Equivalent Grade) of SA-814 S31040

Relevant standard of SA-814 S31040

SA-814/SA-814M Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe SA-814-SA-814M.pdf

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