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 585~539 σb/MPa
Yield Strength 738 σ 0.2 ≥/MPa
Elongation 65 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 911~934 -
HRC 30 -

Physical Properties

Thermal expansion 07-57 e-6/K
Thermal conductivity 69-13 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9921-7681 째C
Density 0249-6371 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