Available 24/7 at contact@steel-grades.com

SA-789 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)
159 (≥) 117 (≥) 13 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

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
43 - -     0.34 -  
443 242 - 44.3 133   -  
493 - 41 31.2   242 333

Heat Treatment of steel grade SA-789 S31803

Heat treated : 1921°C - 1463°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

Available Suppliers

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...

Rfq.: sales@longhaisteel.com
  • Do you supply this SA-789 S31803?
  • List your company on S&G now? Join
  • Non-paying users only
Top