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SAE Inconel 718 Details

Inconel 718

SAE Inconel 718 Standard Download

Inconel 718 Application: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
Category Type Grade Designations
Grades Superalloys Inconel 718 USA - SAE , SAE AMS 5383E (2007) | SAE AMS 5589F (2013) | SAE AMS 5590F (2010) | SAE AMS 5596K (2007) | SAE AMS 5597F (2009) | SAE AMS 5662M (2009) | SAE AMS 5663M (2009) | SAE AMS 5664E (2006) | SAE AMS 5832G (2010) | SAE J 467b (1968) | SAE AMS 5917 (2011) |
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
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 of grade Inconel 718
Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
335 (≥) 381 (≥) 22 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 214
Physical properties of grade Inconel 718
Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
564 (≥) 434 (≥) 14 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 221
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
498 428 997
Inconel 718 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
2.4668 DIN Germany
Classification and designation for superalloys and high temperature intermetallic materials
NiCr19Fe19Nb5Mo3 DIN Germany
Classification and designation for superalloys and high temperature intermetallic materials
A 1014 N07718 ASTM USA
Standard Specification for Precipitation-Hardening Bolting (UNS N07718) for High Temperature Service
B 637 N07718 ASTM USA
Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
B 670 N07718 ASTM USA
Precipitation-Hardening Nickel Alloy (UNS N07718) Plate, Sheet, and Strip for High-Temperature Service
B 983 N07718 ASTM USA
Precipitation Hardened or Cold Worked, Seamless Nickel Alloy Pipe and Tube
N07718 UNS USA
Ni-Cr Alloy Precipitation Hardenable
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
Inconel 718 SAE 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

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