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SAE Inconel X750 Details

Inconel X750, Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Annealed

SAE Inconel X750 Standard Download

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Inconel X750 Application:Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Annealed
Category Type Grade Designations
Grades Superalloys Inconel X750 USA - SAE , SAE AMS 5542N (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Annealed
SAE AMS 5582F (2012) - Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe Solution Heat Treated, Precipitation Hardenable to 155 ksi (1069 MPa) Tensile Strength
SAE AMS 5598E (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95 (Cb (Nb) + Ta) - 2.5Ti - 0.70Al - 7.0Fe Consumable Electrode, Remelted or Vacuum Induction Melted, Solution Heat Treated, Precipitation-Hardenable
SAE AMS 5667N (2015) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe Equalized, Precipitation Hardenable
SAE AMS 5668J (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 72Ni - 15.5Cr - 7.0Fe - 2.5Ti - 1.0Cb (Nb) - 0.70Al 2100°F (1149°C) Solution and Precipitation Heat Treated
SAE AMS 5669B (1965) - Alloy Bars, Corrosion and Heat Resistant Nickel Base - 15.5Cr - 0.95 (Cb + Ta) - 2.5Ti - 0.70Al - 7.0Fe Consumable Electrode or Vacuum Induction Melted
SAE AMS 5670F (2005) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe 1800°F (982°C) Solution Heat Treated, Precipitation-Hardenable
SAE AMS 5671G (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe Consumable Electrode or Vacuum Induction Melted 1800°F (982°C) Solution Heat Treated, Precipitation Hardenable
SAE AMS 5698G (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Wire 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe No. 1 Temper, Precipitation Hardenable
SAE AMS 5699G (2007) - Nickel Alloy, Corrosion and Heat-Resistant, Wire 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe Spring Temper, Precipitation Hardenable
SAE AMS 5747D (2006) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Solution Heat Treated, Precipitation Hardenable
SAE AMS 5779E (2003) - Alloy Welding Electrodes, Covered, Corrosion and Heat-Resistant 75Ni - 15Cr - 1.5 (Cb+Ta) - 1.9Ti - 0.55Al - 5.5Fe
SAE AMS 5583E (2013) - Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 72Ni - 15.5Cr - 0.95Cb - 2.5Ti - 0.70Al - 7.0Fe Vacuum Melted Solution Heat Treated, Precipitation Hardenable to 170 ksi (1172 MPa) Tensile Strength
SAE J 467b (1968) - Special Purpose Alloys ("Superalloys")
SAE J 470 (1976) - Wrought nickel and nickel-related alloys
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn - 1.0
Si - 0.5
S - 0.01
P - 0.015
Cu - 0.5
Fe 5.0 9.0
Co - 1.0
Nb 0.70 1.20
Cr 14.0 17.0
Ni 70 -
Al 0.40 1.00
Ti 2.25 2.75
Mechanical properties of grade Inconel X750
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)
649 (≥) 586 (≥) 32 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 114
Physical properties of grade Inconel X750
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
356 (≥) 267 (≥) 42 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 441
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
696 127 581
Inconel X750 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
2.4669 DIN Germany
NiCrFeTi alloy; High-temperature resisting material
NiCr15Fe7TiAl DIN Germany
NiCrFeTi alloy; High-temperature resisting material
N07750 UNS USA
Ni-Cr Alloy Precipitation Hardenable
B 637 N07750 Type 1 ASTM USA
Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
B 637 N07750 Type 2 ASTM USA
Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
SB-637 N07750 Type 1 ASME USA
Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service
Inconel X750 SAE USA
Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Annealed
N07750 AISI USA
Steel for exhaust valves
NiCr15Fe7TiAl ISO International
Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines