X8Ni9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8Ni9

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AFNOR X8Ni9

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This page is mainly introduced the X8Ni9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8Ni9,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
X8Ni9
  • Steel Garde:X8Ni9
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))

Cross Reference Table(Equivalent Materials):

Material Standard Country
X8Ni9 UNE Spain
X8Ni9 UNE Spain
X8Ni9KK ONORM Austria
EN X8Ni9 EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 359~123 σb/MPa
Yield Strength 022 σ 0.2 ≥/MPa
Elongation 75 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 944~561 -
HRC 30 -

Physical Properties

Thermal expansion 46-84 e-6/K
Thermal conductivity 08-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0108-7591 째C
Density 5738-9008 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)
X8Ni9 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