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N07718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of N07718

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UNS N07718

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This page is mainly introduced the N07718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of N07718,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Ni-Cr Alloy Precipitation Hardenable

Steel Garde:N07718
Type:Superalloys
Country:USA
Standard:UNS
Application:Ni-Cr Alloy Precipitation Hardenable

Relevant products:

UNS NO7718/ Inco...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
2.4668	DIN	Germany
NiCr19Fe19Nb5Mo3	DIN	Germany
A 1014 N07718	ASTM	USA
B 637 N07718	ASTM	USA
B 670 N07718	ASTM	USA
B 983 N07718	ASTM	USA
Inconel 718	AMS	USA
Inconel 718	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Cr	17.0	21.0
Mo	2.80	3.30
Ni	50.0	55.0
Al	0.20	0.60
Nb	4.75	5.50
Fe		Bal
Si		0.35
Mn		0.35
P		0.015
S		0.015
B		0.006

Mechanical Properties

Tensile strength	409～784	σb/MPa
Yield Strength	377	σ 0.2 ≥/MPa
Elongation	45	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	711～184	-
HRC	30	-

Physical Properties

Thermal expansion	24-35	e-6/K
Thermal conductivity	12-38	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7710-2463	째C
Density	6496-3099	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)
N07718 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