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SA-409 S31726

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SA-376 S31726 SA-479 S31726
#S31726

Description

USA AMS SA-409/SA-409M, SA-409 S31726 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 S31726
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-409 S31726 Austenite AMS USA Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service

Chemical composition(mass fraction)(wt.%) of the SA-409 S31726

C Mn Si P S Cr Ni Mo Cu N
≤0.03 ≤2.00 ≤0.75 ≤0.045 ≤0.03 17.00 -20.00 13.50 -17.50 4.00 -5.00 ≤0.75 0.10 -0.20

Mechanical Properties of steel grade SA-409 S31726

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)
676 (≥) 267 (≥) 23 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade SA-409 S31726

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
43 - -     0.13 -  
875 235 - 21.3 122   -  
721 - 34 41.2   321 242

Heat Treatment of steel grade SA-409 S31726

Heat treated : 1751°C - 1977°C

Technological Curves of steel grade SA-409 S31726

Cross Reference Table (Equivalent Grade) of SA-409 S31726

Grade Standard Country Application
S31726
S31726
S31726
S31726
S31726
S31726
S31726
17-14-4LN(S31726)

Relevant standard of SA-409 S31726

SA-409/SA-409M Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service SA-409-SA-409M.pdf
SA-376 S31726 SA-479 S31726
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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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