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Description

UK B.S. BS 1501-3, BS 1502, BS 1503, BS 1506, BS 3059-2, BS 3605-1, 304S51 Specialsteel Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 304S51
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 304S51 B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the 304S51

C Si Mn P S Cr Mo Ni
0.04 -0.10 ≤1.00 ≤2.00 ≤0.04 ≤0.03 17.00 -19.00 ≤ ≥ 8.00 -11.00

Mechanical Properties of steel grade 304S51

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)
454 (≥) 912 (≥) 41 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade 304S51

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
33 - -     0.32 -  
654 172 - 11.3 111   -  
796 - 33 44.2   421 424

Heat Treatment of steel grade 304S51

Heat treated : 1184°C - 1236°C

Technological Curves of steel grade 304S51

Cross Reference Table (Equivalent Grade) of 304S51

Grade Standard Country Application
304S51
304S51

Relevant standard of 304S51

BS 1501-3 Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip BS-1501-3.pdf
BS 1502 Specification for steels for fired and unfired pressure vessels: sections and bars BS-1502.pdf
BS 1503 Specification for steel forgings for pressure purposes BS-1503.pdf
BS 1506 Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications BS-1506.pdf
BS 3059-2 Steel boiler and superheater tubes. Specification for carbon, alloy and austenitic stainless steel tubes with specified elevated temperature properties BS-3059-2.pdf
BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes BS-3605-1.pdf

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