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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	481～478	σb/MPa
Yield Strength	346	σ 0.2 ≥/MPa
Elongation	61	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	786～841	-
HRC	30	-

Physical Properties

Thermal expansion	78-22	e-6/K
Thermal conductivity	19-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1254-0588	째C
Density	1913-6090	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