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303S42

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302S31 304S11
#303S42

Description

UK 303S42 austenitic special steel and 303S42 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 303S42
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 303S42 UK austenitic special steel
1.4462
X2CrNiN23-4
1.4362
X2CrNiM0CuN25-6-3
1.4507
X2CrNiM0N25-7-4
1.4410
X2CrNiM0CuWN25-7-4
1.4501
302S31

Chemical composition(mass fraction)(wt.%) of the 303S42

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Other(%)
Max 0.12 Max 1.00 Max 2.00 Max 0.06 Max 0.06 17.0-19.0 8.00-10.0 Max 1.00 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)
573 (≥) 679 (≥) 44 13 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

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
42 - -     0.12 -  
846 245 - 43.3 431   -  
554 - 44 32.2   214 242

Heat Treatment of steel grade 303S42

Heat treated : 1545°C - 1785°C

Technological Curves of steel grade 303S42

Cross Reference Table (Equivalent Grade) of 303S42

Grade Standard Country Application
303S42 UK austenitic special steel
302S31 304S11
Available Suppliers
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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