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 262~143 σb/MPa
Yield Strength 066 σ 0.2 ≥/MPa
Elongation 44 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 036~839 -
HRC 30 -

Physical Properties

Thermal expansion 97-64 e-6/K
Thermal conductivity 09-26 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9810-3971 째C
Density 9705-4336 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