SUS 420J 2FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420J 2FB

JIS SUS 420J 2FB

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This page is mainly introduced the SUS 420J 2FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420J 2FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel blooms and billets for forgings

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 420J 2TKA JIS Japan
SUS 420J2 JIS Japan
SUS 420J2 JIS Japan
SUS 420J2 JIS Japan
SUS 420J2 JIS Japan
SUS 420J2 JIS Japan
SUS 420J2 JIS Japan
SUS 420J2-CSP JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.16  0.25
Si   1.00
Mn   1.00
P   0.06
S   0.03
Cr 12.00  14.00
Ni   0.60
Mo  
N  

Mechanical Properties

Tensile strength 287~067 σb/MPa
Yield Strength 028 σ 0.2 ≥/MPa
Elongation 43 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 095~382 -
HRC 30 -

Physical Properties

Thermal expansion 38-42 e-6/K
Thermal conductivity 94-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5173-6459 째C
Density 9583-1415 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)
SUS 420J 2FB 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