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302S31

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1.4501 303S31
#302S31

Description

UK B.S. BS 1554, BS 6258, BS 970-1, 302S31 Specialsteel 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 and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 302S31
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 302S31 B.S. UK 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

Chemical composition(mass fraction)(wt.%) of the 302S31

C Si Mn P S Cr Mo Ni
≤0.12 ≤1.00 ≤1.00 ≤0.045 ≤0.030 17.00 -19.00 ≤ ≥ 8.00 -10.00

Mechanical Properties of steel grade 302S31

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)
275 (≥) 734 (≥) 42 41 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 302S31

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 - -     0.32 -  
778 185 - 41.3 234   -  
338 - 31 13.2   113 232

Heat Treatment of steel grade 302S31

Heat treated : 1493°C - 1694°C

Technological Curves of steel grade 302S31

Cross Reference Table (Equivalent Grade) of 302S31

Grade Standard Country Application
302S31
302S31

Relevant standard of 302S31

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
1.4501 303S31
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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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