1.4718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4718

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AFNOR 1.4718

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This page is mainly introduced the 1.4718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4718,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1.4718
  • Steel Garde:1.4718
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Valve Internal Combustion Engines steel (NF-EN 1009-1998)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 221~927 σb/MPa
Yield Strength 189 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 869~414 -
HRC 30 -

Physical Properties

Thermal expansion 22-41 e-6/K
Thermal conductivity 99-05 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0626-9008 째C
Density 5924-5893 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)
1.4718 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