Inconel 718

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Description

USA AMS SAE AMS 5589F (2013), SAE AMS 5590F (2010), SAE AMS 5597F (2009), SAE AMS 5664E (2006), SAE AMS 5832G (2010), SAE AMS 5917 (2011), Inconel 718 Superalloys Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb (Nb) - 0.90Ti - 0.50Al - 18Fe Consumable Electrode Remelted or Vacuum Induction Melted 1775°F (968°C) Solution Heat Treated and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: Inconel 718

Category	Class	Grade	Standard	Country	Application
Steel Grades	Superalloys	Inconel 718	AMS	USA	Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb (Nb) - 0.90Ti - 0.50Al - 18Fe Consumable Electrode Remelted or Vacuum Induction Melted 1775°F (968°C) Solution Heat Treated

Chemical composition(mass fraction)(wt.%) of the Inconel 718

C	Cr	Mo	Ni	Al	Nb	Fe	Si	Mn	P	S	B
≤0.03	17.0 -21.0	2.80 -3.30	50.0 -55.0	0.20 -0.60	4.75 -5.50	≤Bal	≤0.35	≤0.35	≤0.015	≤0.015	≤0.006

Mechanical Properties of steel grade Inconel 718

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
667 (≥)	277 (≥)	43	11	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	423

Physical Properties of steel grade Inconel 718

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
41	-	-			0.43	-
934	752	-	43.3	424		-
137	-	31	24.2			144	213

Heat Treatment of steel grade Inconel 718

Heat treated : 1431°C - 1398°C

Technological Curves of steel grade Inconel 718

No Curve

Cross Reference Table (Equivalent Grade) of Inconel 718

Grade	Standard	Country	Application
NiCr19Fe19Nb5Mo3

Relevant standard of Inconel 718

SAE AMS 5589F (2013)	Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb (Nb) - 0.90Ti - 0.50Al - 18Fe Consumable Electrode Remelted or Vacuum Induction Melted 1775°F (968°C) Solution Heat Treated	SAE-AMS-5589F-(2013).pdf
SAE AMS 5590F (2010)	Nickel Alloy, Corrosion and Heat Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb - 0.90Ti - 0.50Al - 18Fe Consumable Electrode or Vacuum Induction Melted 1950°F (1066°C) Solution Heat Treated	SAE-AMS-5590F-(2010).pdf
SAE AMS 5597F (2009)	Nickel Alloy, Corrosion and Heat Resistant, Sheet, Strip, and Plate 52.5Ni - 19Cr - 3.0Mo - 5.1Cb - 0.90Ti - 0.50Al - 18Fe Consumable Electrode or Vacuum Induction Melted 1950°F (1066°C) Solution Heat Treated	SAE-AMS-5597F-(2009).pdf
SAE AMS 5664E (2006)	Nickel Alloy, Corrosion and Heat Resistant, Bars, Forgings, and Rings 52.5Ni - 19Cr - 3.0Mo - 5.1Cb - 0.90Ti - 0.50Al - 18Fe Consumable Electrode or Vacuum Induction Melted 1950°F (1066°C) Solution Heat Treated, Precipitation Hardenable	SAE-AMS-5664E-(2006).pdf
SAE AMS 5832G (2010)	Nickel Alloy, Corrosion and Heat Resistant, Welding Wire 52.5Ni - 19Cr - 3.0Mo - 5.1Cb - 0.90Ti - 0.50Al - 18Fe Consumable Electrode or Vacuum Induction Melted	SAE-AMS-5832G-(2010).pdf
SAE AMS 5917 (2011)	Metal Injection Molded Nickel Based, Alloy 718 Parts, Hot Isostatically Pressed, Solutioned and Aged	SAE-AMS-5917-(2011).pdf

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