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CNS 420J2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 420J2

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CNS CNS 420J2

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This page is mainly introduced the CNS 420J2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 420J2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS standard martensite stainless steel

Steel Garde:CNS 420J2
Type:Special Alloy
Country:China
Standard:CNS
Application:CNS standard martensite stainless steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS420J2	JIS	Japan
SUS420J2-CPS	JIS	Japan
SUS420J2FB	JIS	Japan
SUS420J2TKA	JIS	Germany
STS420J2	KS	Korea
STS420J2	KS	Korea
CNS 420J2-CPS	CNS	China
STS420J2TKA	KS	Korea
CNS 420J2	CNS	China
420J2-CPS	CNS	China
420J2TKA	CNS	China
CNS 420J2	CNS	China
CNS 420J2	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	866～144	σb/MPa
Yield Strength	499	σ 0.2 ≥/MPa
Elongation	25	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	117～249	-
HRC	30	-

Physical Properties

Thermal expansion	20-72	e-6/K
Thermal conductivity	25-67	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0007-6398	째C
Density	2837-1934	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
CNS 420J2 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk