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2S.137

Favorite Datasheet
2S.131 2S.143
#2S-137

Description

UK B.S. BS 2S 137, 2S.137 Specialsteel Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2S.137
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 2S.137 B.S. UK Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm)

Chemical composition(mass fraction)(wt.%) of the 2S.137

C Si Mn P S Cr Ni Mo
0.12 -0.20 ≤1.00 ≤1.50 ≤0.030 0.15 -0.30 15.00 -18.00 2.00 -3.00 ≤0.60

Mechanical Properties of steel grade 2S.137

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)
731 (≥) 844 (≥) 33 33 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade 2S.137

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
44 - -     0.43 -  
835 447 - 32.3 413   -  
417 - 22 24.2   412 113

Heat Treatment of steel grade 2S.137

Heat treated : 1859°C - 1569°C

Technological Curves of steel grade 2S.137

Relevant standard of 2S.137

BS 2S 137 Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm) BS-2S-137.pdf
2S.131 2S.143
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