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420S37

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420S29 430S17
#420S37

Description

UK B.S. BS 1554, BS 6258, BS 970-1, BS 970-3, 420S37 Specialsteel Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 420S37
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 420S37 B.S. UK Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes

Chemical composition(mass fraction)(wt.%) of the 420S37

C Si Mn P S Cr Mo Ni
0.20 -0.28 ≤1.00 ≤1.00 ≤0.04 ≤0.03 12.00 -14.00 ≤ ≥ ≤1.00

Mechanical Properties of steel grade 420S37

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)
735 (≥) 397 (≥) 14 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade 420S37

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
22 - -     0.21 -  
683 492 - 24.3 224   -  
843 - 32 22.2   141 224

Heat Treatment of steel grade 420S37

Heat treated : 1392°C - 1814°C

Technological Curves of steel grade 420S37

Cross Reference Table (Equivalent Grade) of 420S37

Grade Standard Country Application
420S37
420S37

Relevant standard of 420S37

BS 1554 Specification for stainless and heat-resisting steel round wire BS-1554.pdf
BS 6258 Specification for hollow steel bars for machining BS-6258.pdf
BS 970-1 Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels BS-970-1.pdf
BS 970-3 Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes BS-970-3.pdf
420S29 430S17
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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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