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Inconel 722 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Inconel 722

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AMS Inconel 722

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This page is mainly introduced the Inconel 722 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Inconel 722,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Physical Data : [top]

Density (lb / cu. in.) 0.298

Specific Gravity 7.95

Specific Heat (Btu/lb/Deg F - [32-212 Deg F]) 0.105

Electrical Resistivity (microhm-cm (at 68 Deg F)) 750

Melting Point (Deg F) 2550

Thermal Conductivity 102

Mean Coeff Thermal Expansion 5.8

Magnetic Permeability 1.002

Modulus of Elasticity Tension 31

Steel Garde:Inconel 722
Type:Superalloys
Country:USA
Standard:AMS
Standard Number:

ITEM Standard Number Descriptions

1 AMS 5411 Nickel Inconel 722 AMS 5541 Strip
Application:Used for gas turbine structural components, such as turbine section frames. The alloy is useful where oxidation resistance and high temperature strength are of major importance.

ITEM	Standard Number	Descriptions
1	AMS 5411	Nickel Inconel 722 AMS 5541 Strip

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		0.07
Mn		1.00
Cr	14.00	17.00
Ni		Balance
Cu		0.5
Fe	5.00	9.00
P
S		0.01
Ti	2	2.75
Al	0.40	1.00

Mechanical Properties

Tensile strength	305～421	σb/MPa
Yield Strength	801	σ 0.2 ≥/MPa
Elongation	18	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	971～174	-
HRC	30	-

Physical Properties

Thermal expansion	49-41	e-6/K
Thermal conductivity	56-92	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3970-0998	째C
Density	6532-6969	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)
Inconel 722 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