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2S.129

Favorite Datasheet
2S.111 2S.130
#2S-129

Description

UK B.S. BS 2S 129, 2S.129 Specialsteel Specification for 18/9 chromium-nickel corrosion-resisting steel (titanium stabilized) billets, bars, forgings and parts (540 MPa: limiting ruling section 150 mm) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2S.129
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 2S.129 B.S. UK Specification for 18/9 chromium-nickel corrosion-resisting steel (titanium stabilized) billets, bars, forgings and parts (540 MPa: limiting ruling section 150 mm)

Chemical composition(mass fraction)(wt.%) of the 2S.129

C Si Mn P S Cr Ni Mo Ti
≤0.08 0.20 -1.00 0.50 -2.00 ≤0.035 ≤0.025 17.00 -19.00 8.00 -11.00 ≤1.00 5×C -0.80

Mechanical Properties of steel grade 2S.129

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)
819 (≥) 123 (≥) 22 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade 2S.129

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
21 - -     0.32 -  
339 626 - 44.3 331   -  
756 - 12 11.2   323 411

Heat Treatment of steel grade 2S.129

Heat treated : 1289°C - 1825°C

Technological Curves of steel grade 2S.129

Relevant standard of 2S.129

BS 2S 129 Specification for 18/9 chromium-nickel corrosion-resisting steel (titanium stabilized) billets, bars, forgings and parts (540 MPa: limiting ruling section 150 mm) BS-2S-129.pdf
2S.111 2S.130
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