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631-CPS

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420J2-CPS 632J1-CPS
#631-CPS

Description

China CNS 631-CPS China Taiwan Stainless steel and 631-CPS Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

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

Chemical composition(mass fraction)(wt.%) of the 631-CPS

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
Max 0.09 Max 1.00 Max 1.00 0.04 0.03 16.0-18.0 6.50-7.50 0.75-1.50

Mechanical Properties of steel grade 631-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)
999 (≥) 249 (≥) 22 33 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade 631-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
41 - -     0.12 -  
438 924 - 31.3 241   -  
829 - 12 33.2   421 222

Heat Treatment of steel grade 631-CPS

Heat treated : 1773°C - 1785°C

Technological Curves of steel grade 631-CPS

Cross Reference Table (Equivalent Grade) of 631-CPS

Grade Standard Country Application
SUS631-CPS JIS Japan stainless steel
CNS 631-CPS CNS China CNS standard springs made of cold rolled stainless steel
631-CPS CNS China China Taiwan Stainless steel
420J2-CPS 632J1-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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