Type420FSe chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Type420FSe

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UNS Type420FSe

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This page is mainly introduced the Type420FSe chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Type420FSe,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Type420FSe
  • Steel Garde:Type420FSe
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Martensitic special steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
S42023 UNS USA
S42023 UNS USA
Type420FSe UNS USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 786~599 σb/MPa
Yield Strength 680 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 891~851 -
HRC 30 -

Physical Properties

Thermal expansion 62-55 e-6/K
Thermal conductivity 60-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3868-1639 째C
Density 8009-9974 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)
Type420FSe 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