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420J2-CPS

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304-CPS 631-CPS
#420J2-CPS

Description

China CNS 420J2-CPS China Taiwan Stainless steel and 420J2-CPS Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 420J2-CPS
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 420J2-CPS CNS China China Taiwan Stainless steel
CNS 410
CNS 416
CNS 420J1
CNS 420J2
CNS 420F
CNS 440C
CNS 630
CNS 631
301-CPS
304-CPS

Chemical composition(mass fraction)(wt.%) of the 420J2-CPS

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.26-0.40 Max 1.00 Max 1.00 0.04 0.03 12.0-14.0 (Max 0.60)

Mechanical Properties of steel grade 420J2-CPS

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)
232 (≥) 979 (≥) 31 13 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 420J2-CPS

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
14 - -     0.34 -  
811 676 - 34.3 111   -  
217 - 31 11.2   431 212

Heat Treatment of steel grade 420J2-CPS

Heat treated : 1793°C - 1747°C

Technological Curves of steel grade 420J2-CPS

Cross Reference Table (Equivalent Grade) of 420J2-CPS

Grade Standard Country Application
SUS420J2-CPS JIS Japan stainless steel
CNS 420J2-CPS CNS China CNS standard springs made of cold rolled stainless steel
420J2-CPS CNS China China Taiwan Stainless steel
304-CPS 631-CPS
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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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