SUS420J1FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420J1FB

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SUS420J1FB

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This page is mainly introduced the SUS420J1FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420J1FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS420J1FB
  • Steel Garde:SUS420J1FB
  • Type:Special Alloy
  • Application:martensitic stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 849~761 σb/MPa
Yield Strength 733 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 815~085 -
HRC 30 -

Physical Properties

Thermal expansion 31-81 e-6/K
Thermal conductivity 02-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2834-0040 째C
Density 2144-3340 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)
SUS420J1FB 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

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