Inconel X750 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Inconel X750

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SAE Inconel X750

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This page is mainly introduced the Inconel X750 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Inconel X750,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
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
  • Steel Garde:Inconel X750
  • Type:Superalloys
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 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
    2 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
    3 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
    4 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
    5 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
    6 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
    7 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
    8 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
    9 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
    10 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
    11 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
    12 SAE AMS 5779E (2003) Alloy Welding Electrodes, Covered, Corrosion and Heat-Resistant 75Ni - 15Cr - 1.5 (Cb+Ta) - 1.9Ti - 0.55Al - 5.5Fe
    13 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
    14 SAE J 467b (1968) Special Purpose Alloys ("Superalloys")
    15 SAE J 470 (1976) Wrought nickel and nickel-related alloys
  • Application:Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 72Ni - 15.5Cr - 0.95Cb(Nb) - 2.5Ti - 0.70Al - 7.0Fe Annealed

Cross Reference Table(Equivalent Materials):

Material Standard Country
2.4669 DIN Germany
NiCr15Fe7TiAl DIN Germany
N07750 UNS USA
B 637 N07750 Type 1 ASTM USA
B 637 N07750 Type 2 ASTM USA
SB-637 N07750 Type 1 ASME USA

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

Tensile strength 345~266 σb/MPa
Yield Strength 994 σ 0.2 ≥/MPa
Elongation 28 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 148~543 -
HRC 30 -

Physical Properties

Thermal expansion 74-61 e-6/K
Thermal conductivity 88-75 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5738-5711 째C
Density 6529-6619 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 X750 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

Technical specification/standard for download