420J2CPS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 420J2CPS

CNS 420J2CPS

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This page is mainly introduced the 420J2CPS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 420J2CPS,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS standard spring cold rolled stainless steel strip

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.26  0.40
Si   1.00
Mn   1.00
P   0.040
S   0.030
Cr 12.00  14.00
Ni   0.60

Mechanical Properties

Tensile strength 288~821 σb/MPa
Yield Strength 720 σ 0.2 ≥/MPa
Elongation 32 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 065~890 -
HRC 30 -

Physical Properties

Thermal expansion 37-17 e-6/K
Thermal conductivity 49-70 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7366-4046 째C
Density 9734-0243 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)
420J2CPS Stainless Steels 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

Technical specification/standard for download

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