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321S51(1105)

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321S51(1010) 347S51
#321S51(1105)

Description

UK B.S. BS 3605-1, 321S51(1105) 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(1105)
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 321S51(1105) B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the 321S51(1105)

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(1105)

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)
755 (≥) 633 (≥) 41 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 321S51(1105)

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
32 - -     0.44 -  
362 775 - 21.3 144   -  
986 - 23 23.2   132 443

Heat Treatment of steel grade 321S51(1105)

Heat treated : 1768°C - 1194°C

Technological Curves of steel grade 321S51(1105)

Relevant standard of 321S51(1105)

BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes BS-3605-1.pdf
321S51(1010) 347S51
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