SUS 420J 1TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420J 1TKA

JIS SUS 420J 1TKA

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This page is mainly introduced the SUS 420J 1TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420J 1TKA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel pipes for machine and structural purposes
  • Steel Garde:SUS 420J 1TKA
  • Type:Stainless Steels
  • Country:Japan
  • Standard:JIS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 G 3446 (2012) Stainless steel pipes for machine and structural purposes
  • Metallographic Structure:Martensite
  • Application:Stainless steel pipes for machine and structural purposes

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 420J 1FB JIS Japan
SUS 420J1 JIS Japan
SUS 420J1 JIS Japan
SUS 420J1 JIS Japan
SUS 420J1 JIS Japan
SUS 420J1 JIS Japan
SUS 420J1 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 639~230 σb/MPa
Yield Strength 542 σ 0.2 ≥/MPa
Elongation 98 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 450~716 -
HRC 30 -

Physical Properties

Thermal expansion 53-39 e-6/K
Thermal conductivity 28-99 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8707-8400 째C
Density 3193-0356 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 1TKA 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