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347S51

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321S51(1105) 202S16
#347S51

Description

UK B.S. BS 1501-3, BS 1502, BS 1503, BS 1506, BS 3059-2, BS 3605-1, 347S51 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: 347S51
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 347S51 B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the 347S51

C Si Mn P S Cr Mo Ni Nb
0.04 -0.10 ≤1.00 ≤2.00 ≤0.04 ≤0.03 17.00 -19.00 ≤ ≥ 9.00 -13.00 ≤1.20

Mechanical Properties of steel grade 347S51

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)
659 (≥) 524 (≥) 42 21 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 347S51

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 - -     0.14 -  
875 811 - 22.3 421   -  
127 - 21 14.2   444 233

Heat Treatment of steel grade 347S51

Heat treated : 1341°C - 1898°C

Technological Curves of steel grade 347S51

Cross Reference Table (Equivalent Grade) of 347S51

Grade Standard Country Application
347S51
347S51

Relevant standard of 347S51

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
321S51(1105) 202S16
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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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