Type440FSe chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Type440FSe

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UNS Type440FSe

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This page is mainly introduced the Type440FSe chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Type440FSe,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Type440FSe
  • Steel Garde:Type440FSe
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Martensitic special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 672~610 σb/MPa
Yield Strength 769 σ 0.2 ≥/MPa
Elongation 67 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 142~021 -
HRC 30 -

Physical Properties

Thermal expansion 08-26 e-6/K
Thermal conductivity 37-10 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7681-3232 째C
Density 1457-0664 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)
Type440FSe 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