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SA-789 S31803

Favorite Datasheet
SA-479 S31803 SA-790 S31803
#2205 #S31803

Description

USA AMS SA-789/SA-789M, SA-789 S31803 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 S31803
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-789 S31803 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 S31803

C Mn Si P S Cr Ni Mo N
≤0.03 ≤2.00 ≤1.00 ≤0.03 ≤0.02 21.00 -23.00 4.50 -6.50 2.50 -3.50 0.08 -0.20

Mechanical Properties of steel grade SA-789 S31803

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)
525 (≥) 177 (≥) 21 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SA-789 S31803

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
14 - -     0.24 -  
943 682 - 42.3 332   -  
688 - 13 33.2   234 211

Heat Treatment of steel grade SA-789 S31803

Heat treated : 1531°C - 1879°C

Technological Curves of steel grade SA-789 S31803

Cross Reference Table (Equivalent Grade) of SA-789 S31803

Grade Standard Country Application
2205
S32205
2205(C)
S32205
2205
2205(S31803)
2205
S31803
S31803
S31803

Relevant standard of SA-789 S31803

SA-789/SA-789M Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service SA-789-SA-789M.pdf
SA-479 S31803 SA-790 S31803
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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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