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304S 51

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HFS 215S 15 NA1
#304S51

Description

UK B.S. BS 1501-3, BS 1502, BS 1503, BS 1506, BS 3059-2, BS 3605-1, 304S 51 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: 304S 51
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 304S 51 B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the 304S 51

C Si Mn P S Cr Mo Ni
0.04 -0.10 ≤1.00 ≤2.00 ≤0.040 ≤0.030 17.00 -19.00 ≤ ≥ 8.00 -11.00

Mechanical Properties of steel grade 304S 51

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)
374 (≥) 389 (≥) 33 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade 304S 51

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 - -     0.31 -  
658 943 - 43.3 432   -  
786 - 43 33.2   421 422

Heat Treatment of steel grade 304S 51

Heat treated : 1934°C - 1456°C

Technological Curves of steel grade 304S 51

Cross Reference Table (Equivalent Grade) of 304S 51

Grade Standard Country Application
304S51
304S51

Relevant standard of 304S 51

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
HFS 215S 15 NA1
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