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A 778 S30403

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A 688 S30403 A 813 S30403
#S30403

Description

USA SAE A 778 (2009) , A 778 S30403 Specialsteel Welded, Unannealed Austenitic Stainless Steel Tubular Products and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 778 S30403
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 778 S30403 Austenite SAE USA Welded, Unannealed Austenitic Stainless Steel Tubular Products

Chemical composition(mass fraction)(wt.%) of the A 778 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 A 778 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)
476 (≥) 583 (≥) 43 24 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade A 778 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
12 - -     0.23 -  
557 926 - 11.3 441   -  
812 - 33 24.2   313 431

Heat Treatment of steel grade A 778 S30403

Heat treated : 1576°C - 1577°C

Technological Curves of steel grade A 778 S30403

Cross Reference Table (Equivalent Grade) of A 778 S30403

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

Relevant standard of A 778 S30403

A 778 (2009) Welded, Unannealed Austenitic Stainless Steel Tubular Products A-778--(2009)-.pdf
A 688 S30403 A 813 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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