420J1TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 420J1TKA

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CNS 420J1TKA

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This page is mainly introduced the 420J1TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 420J1TKA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
420J1TKA
  • Steel Garde:420J1TKA
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Stainless steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS420J1TKA JIS Japan
STS420J1TKA KS Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 319~909 σb/MPa
Yield Strength 721 σ 0.2 ≥/MPa
Elongation 49 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 488~661 -
HRC 30 -

Physical Properties

Thermal expansion 42-41 e-6/K
Thermal conductivity 01-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0870-7562 째C
Density 0041-3947 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)
420J1TKA 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