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NiCr20TiAl chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NiCr20TiAl

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ISO NiCr20TiAl

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This page is mainly introduced the NiCr20TiAl chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NiCr20TiAl,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:NiCr20TiAl
Type:Superalloys
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

Relevant products:

Nimonic 80A / N...

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.04	0.10
Si		1.00
Mn		1.00
P		0.020
S		0.015
Cr	18.00	21.00
Mo
Ni	65.00
Al	1.00	1.80
Fe		3.00
Co		2.00
B		0.008
Cu		0.20
Ti	1.80	2.70

Mechanical Properties

Tensile strength	427～164	σb/MPa
Yield Strength	945	σ 0.2 ≥/MPa
Elongation	36	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	739～419	-
HRC	30	-

Physical Properties

Thermal expansion	04-82	e-6/K
Thermal conductivity	31-58	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8590-7792	째C
Density	2713-2936	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)
NiCr20TiAl Superalloys	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