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 635~185 σb/MPa
Yield Strength 067 σ 0.2 ≥/MPa
Elongation 08 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 683~384 -
HRC 30 -

Physical Properties

Thermal expansion 60-36 e-6/K
Thermal conductivity 34-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8440-7877 째C
Density 5737-2473 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