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SA-688 S30403

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SA-688 S30403 SA-814 S30403
#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
SA-688 S30403 SA-814 S30403
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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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