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321S51(1010)

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316S52 321S51(1105)
#321S51(1010)

Description

UK B.S. BS 3059-2, BS 3605-1, 321S51(1010) 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: 321S51(1010)
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 321S51(1010) B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the 321S51(1010)

C Si Mn P S Cr Mo Ni Ti
0.04 -0.10 ≤1.00 ≤2.00 ≤0.04 ≤0.03 17.00 -19.00 ≤ ≥ 9.00 -12.00 ≤0.80

Mechanical Properties of steel grade 321S51(1010)

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)
141 (≥) 791 (≥) 42 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 413

Physical Properties of steel grade 321S51(1010)

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
13 - -     0.24 -  
481 467 - 31.3 243   -  
813 - 42 24.2   324 412

Heat Treatment of steel grade 321S51(1010)

Heat treated : 1651°C - 1538°C

Technological Curves of steel grade 321S51(1010)

Cross Reference Table (Equivalent Grade) of 321S51(1010)

Grade Standard Country Application
321S51(1010)
321S51(1010)

Relevant standard of 321S51(1010)

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
316S52 321S51(1105)
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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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