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303S42

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303S31 304S11
#303S42

Description

UK B.S. BS 1554, BS 970-1, 303S42 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: 303S42
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 303S42 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 303S42

C Si Mn P S Cr Mo Ni Se
≤0.12 ≤1.00 ≤2.00 ≤0.06 ≤0.06 17.00 -19.00 ≤1.00 8.00 -10.00 0.15 -0.35

Mechanical Properties of steel grade 303S42

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)
941 (≥) 548 (≥) 24 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade 303S42

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
23 - -     0.22 -  
982 391 - 33.3 443   -  
887 - 43 44.2   432 442

Heat Treatment of steel grade 303S42

Heat treated : 1691°C - 1695°C

Technological Curves of steel grade 303S42

Cross Reference Table (Equivalent Grade) of 303S42

Grade Standard Country Application
303S42
303S42

Relevant standard of 303S42

BS 1554 Specification for stainless and heat-resisting steel round wire BS-1554.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
303S31 304S11
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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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