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SA-789 S31260

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SA-240 S31260 SA-790 S31260
#DP-3 #S31260

Description

USA AMS SA-789/SA-789M, SA-789 S31260 Specialsteel Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-789 S31260
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-789 S31260 Duplex steel AMS USA Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service

Chemical composition(mass fraction)(wt.%) of the SA-789 S31260

C Mn Si P S Cr Ni Mo N Cu W
≤0.03 ≤1.00 ≤0.75 ≤0.03 ≤0.03 24.00 -26.00 5.50 -7.50 2.50 -3.50 0.10 -0.30 0.20 -0.80 0.10 -0.50

Mechanical Properties of steel grade SA-789 S31260

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)
927 (≥) 173 (≥) 11 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SA-789 S31260

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
42 - -     0.21 -  
157 579 - 21.3 424   -  
664 - 13 21.2   244 232

Heat Treatment of steel grade SA-789 S31260

Heat treated : 1732°C - 1742°C

Technological Curves of steel grade SA-789 S31260

Cross Reference Table (Equivalent Grade) of SA-789 S31260

Grade Standard Country Application
DP-3(S31260)
DP-3
S31260
S31260
S31260

Relevant standard of SA-789 S31260

SA-789/SA-789M Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service SA-789-SA-789M.pdf
SA-240 S31260 SA-790 S31260
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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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