420J2CPS

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#420J2CPS

Description

China CNS 420J2CPS Specialsteel CNS standard spring cold rolled stainless steel strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 420J2CPS

Category	Class	Grade	Standard	Country	Application
Steel Grades	Specialsteel	420J2CPS	CNS	China	CNS standard spring cold rolled stainless steel strip

Chemical composition(mass fraction)(wt.%) of the 420J2CPS

C	Si	Mn	P	S	Cr	Ni
0.26 -0.40	≤1.00	≤1.00	≤0.040	≤0.030	12.00 -14.00	≤0.60

Mechanical Properties of steel grade 420J2CPS

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
989 (≥)	313 (≥)	42	34	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	224

Physical Properties of steel grade 420J2CPS

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
31	-	-			0.44	-
411	428	-	11.3	314		-
747	-	42	22.2			241	212

Heat Treatment of steel grade 420J2CPS

Heat treated : 1721°C - 1231°C

Technological Curves of steel grade 420J2CPS

No Curve

Available Suppliers

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...

Rfq.: sales@longhaisteel.com

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