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NiCr15Fe7TiAl chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NiCr15Fe7TiAl

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ISO NiCr15Fe7TiAl

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This page is mainly introduced the NiCr15Fe7TiAl chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NiCr15Fe7TiAl,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines

Steel Garde:NiCr15Fe7TiAl
Type:Stainless Steels
Country:International
Standard:ISO

Standard Number:

ITEM	Standard Number	Descriptions
1	ISO 683-15 (1992)	Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines

Application:Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.03	0.10
Si		0.50
Mn		0.50
P		0.015
S		0.015
Cr	14.00	17.00
Mo		0.15
Ni	remaining
Al	1.10	1.35
Fe	5.00	9.00
Nb+Ta	0.70	1.20
Ti	2.00	2.60

Mechanical Properties

Tensile strength	643～749	σb/MPa
Yield Strength	380	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	625～225	-
HRC	30	-

Physical Properties

Thermal expansion	24-14	e-6/K
Thermal conductivity	93-03	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1075-5444	째C
Density	5792-1897	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)
NiCr15Fe7TiAl Stainless Steels	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