ASTM CF8A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM CF8A

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AISI ASTM CF8A

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This page is mainly introduced the ASTM CF8A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM CF8A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM CF8A
  • Steel Garde:ASTM CF8A
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 805~622 σb/MPa
Yield Strength 842 σ 0.2 ≥/MPa
Elongation 65 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 257~655 -
HRC 30 -

Physical Properties

Thermal expansion 00-75 e-6/K
Thermal conductivity 66-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4796-9358 째C
Density 5934-4058 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)
ASTM CF8A 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