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A 790 S31803

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A 789 S31803 A 815 CRS31803
#2205 #S31803

Description

USA SAE A 790/A 790M (2013), A 790 S31803 Specialsteel Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 790 S31803
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 790 S31803 Duplex steel SAE USA Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe

Chemical composition(mass fraction)(wt.%) of the A 790 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 A 790 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)
447 (≥) 674 (≥) 44 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade A 790 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
31 - -     0.34 -  
574 978 - 42.3 433   -  
336 - 14 22.2   233 113

Heat Treatment of steel grade A 790 S31803

Heat treated : 1726°C - 1625°C

Technological Curves of steel grade A 790 S31803

Cross Reference Table (Equivalent Grade) of A 790 S31803

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

Relevant standard of A 790 S31803

A 790/A 790M (2013) Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe A-790-A-790M-(2013).pdf
A 789 S31803 A 815 CRS31803
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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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