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SA-409 S31725

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SA-376 S31725 SA-479 S31725
#S31725

Description

USA AMS SA-409/SA-409M, SA-409 S31725 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: SA-409 S31725
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-409 S31725 Austenite AMS USA Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service

Chemical composition(mass fraction)(wt.%) of the SA-409 S31725

C Mn Si P S Cr Ni Mo Cu N
≤0.03 ≤2.00 ≤0.75 ≤0.045 ≤0.03 18.00 -20.00 13.50 -17.50 4.00 -5.00 ≤0.75 ≤0.10

Mechanical Properties of steel grade SA-409 S31725

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)
596 (≥) 433 (≥) 13 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade SA-409 S31725

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
13 - -     0.43 -  
789 676 - 42.3 324   -  
777 - 44 24.2   214 341

Heat Treatment of steel grade SA-409 S31725

Heat treated : 1978°C - 1119°C

Technological Curves of steel grade SA-409 S31725

Cross Reference Table (Equivalent Grade) of SA-409 S31725

Grade Standard Country Application
S31725
S31725
S31725
S31725
S31725
S31725
S31725

Relevant standard of SA-409 S31725

SA-409/SA-409M Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service SA-409-SA-409M.pdf
SA-376 S31725 SA-479 S31725
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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