Inconel X-750/UNS N07750

Inconel X-750 (Alloy X-750 / UNS N07750 / W.Nr. 2.4669) is a nickel-chromium-based precipitation-hardenable superalloy. Chemically similar to Inconel 600, but strengthened by additions of aluminum and titanium that enable age-hardening heat treatment, X-750 delivers very high strength combined with excellent stress-rupture, creep, and stress-relaxation resistance at temperatures up to 700 °C (1300 °F).

X-750 is the material of choice when service demands a combination of high strength at elevated temperature + relaxation resistance + oxidation resistance — applications such as gas turbine discs and blades, rocket engine thrust chambers, nuclear reactor internals, hot-section springs, and pressure vessel bolting.

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Product Specifications

Chemical composition
Name
%
Ni
Cr
Fe
Nb
Co
C
Mn
Si
S
Cu
Al
Ti
ALLOY
750
Min
70
14
5.0
0.7
-
-
-
-
-
-
0.4
2.25
Max
-
17
9.0
1.2
1.0
0.08
1.0
0.5
0.01
0.5
1.0
2.75
Physical- Mechanical properties
Melting point
Density
Alloy and State
Tensile
strength
Yield
strength
Extensibility
Brinell
hardness
RmN/mm²
Rp0.2N/mm
A5%
HB
1395-1425°C
8.25g/cm³
Solution treatment
1170
790
10
302-363

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Product Certificate

Discover Our Wide Range of Product Forms and Ideal Sizes

Looking for the perfect product form and size? We’ve got you covered!

Our product is available in various forms such as Sheet / Plate, Bar, Wire, Tube / Pipe, and Strip. With a wide thickness range (0.5 – 60mm for sheets), customizable tolerance, and different surface finishes, we can tailor to your unique needs. Plus, our flexible MOQ and reliable packaging ensure a smooth purchasing experience. Don’t miss out on finding the ideal product for your project!

Size Range:
Thickness: 0.5~60mm
Tolerance:
Customizable
Surface Finish:
Acid pickling / Bright
MOQ:
50~1000 Kg
Packaging:
Wooden Box / Pallet
Size Range:
Outer Diameter: 6~300mm
Tolerance:
Customizable
Surface Finish:
Black / Bright
MOQ:
50~1000 Kg
Packaging:
Wooden Box / Pallet
Size Range:
Outer Diameter: 0.01~12mm
Tolerance:
Customizable
Surface Finish:
Acid pickling / Bright
MOQ:
50~1000 Kg
Packaging:
Wooden Box / Pallet
Size Range:
Outer Diameter: 1~500mm
Tolerance:
Customizable
Surface Finish:
Acid pickling / Bright
MOQ:
50~1000 Kg
Packaging:
Wooden Box / Pallet
Size Range:
Thickness: 0.03~5mm
Tolerance:
Customizable
Surface Finish:
Acid pickling / Bright
MOQ:
50~1000 Kg
Packaging:
Wooden Box / Pallet

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