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SA-688 S30403

Description

USA AMS SA-813/SA-813M , SA-688 S30403 Specialsteel Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-688 S30403
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-688 S30403 Austenite AMS USA Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe

Chemical composition(mass fraction)(wt.%) of the SA-688 S30403

C Si Mn P S Cr Ni
≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -12.0

Mechanical Properties of steel grade SA-688 S30403

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)
186 (≥) 516 (≥) 22 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SA-688 S30403

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
24 - -     0.33 -  
747 287 - 42.3 324   -  
197 - 13 21.2   123 141

Heat Treatment of steel grade SA-688 S30403

Heat treated : 1596°C - 1271°C

Technological Curves of steel grade SA-688 S30403

Cross Reference Table (Equivalent Grade) of SA-688 S30403

Grade Standard Country Application
S30403
S30403
S30403
S30403
S30403
S30403
S30403
S30403
S30403

Relevant standard of SA-688 S30403

SA-813/SA-813M Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe SA-813-SA-813M-.pdf

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