CNS 420J1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 420J1

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CNS CNS 420J1

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This page is mainly introduced the CNS 420J1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 420J1,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 420J1
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:CNS standard martensite stainless steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS420J1 JIS Japan
SUS420J1FB
SUS420J1TKA JIS Japan
STS420J1 KS Korea
STS420J1 KS Korea
STS420J1TKA KS Korea
CNS 420J1 CNS China
420J1TKA CNS China
CNS 420J1 CNS China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 666~523 σb/MPa
Yield Strength 100 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 729~687 -
HRC 30 -

Physical Properties

Thermal expansion 84-03 e-6/K
Thermal conductivity 51-67 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5660-4977 째C
Density 6352-3631 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 420J1 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

Technical specification/standard for download