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A 409 S31040

Description

USA SAE A 409/A 409M (2009), A 409 S31040 Specialsteel Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 409 S31040
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 409 S31040 Austenite SAE USA Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service

Chemical composition(mass fraction)(wt.%) of the A 409 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 A 409 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)
765 (≥) 913 (≥) 31 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade A 409 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
23 - -     0.12 -  
332 243 - 42.3 132   -  
893 - 43 14.2   412 431

Heat Treatment of steel grade A 409 S31040

Heat treated : 1114°C - 1255°C

Technological Curves of steel grade A 409 S31040

Cross Reference Table (Equivalent Grade) of A 409 S31040

Relevant standard of A 409 S31040

A 409/A 409M (2009) Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service A-409-A-409M--(2009).pdf

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