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Danyang Kaixin Alloy Material Co., Ltd.
Inconel X-750
Product properties:

Product Name: Inconel X-750 Nickel Alloy

Equivalent Grades: UNS N07750 / Alloy X-750 / W.Nr. 2.4669 / NiCr15Fe7TiAl

Material Type: Precipitation-Hardenable Nickel-Chromium Alloy

Product Forms: Welding Wire, TIG Rod, MIG Wire, Strip, Round Bar, Billet & Customized Products

Manufacturing Process: VIM + ESR (Vacuum Induction Melting & Electroslag Remelting)

Standards: ASTM B637, ASTM B670, ASTM B983, AWS A5.14 ERNiCrFe-7, ISO 18274

Certification: ISO 9001:2015, ISO 45001:2018, ISO 14001:2015

Manufacturer: Danyang City Kaixin Alloy Material Co., Ltd.

Email: kaixinalloy@kx-alloy.com

Phone: +86 13776484780

Product Description

Inconel X-750 is a precipitation-hardenable nickel-chromium alloy with excellent high-temperature strength, oxidation resistance, corrosion resistance, and relaxation resistance. Designed for demanding environments involving elevated temperatures, pressure, and corrosive conditions, it delivers reliable performance across aerospace, gas turbine, nuclear power, chemical processing, and energy industries.

Properties & Applications

 

Inconel X-750 Key Features

Inconel X-750 (UNS N07750) offers excellent high-temperature strength, oxidation resistance, corrosion resistance, and resistance to stress relaxation, combined with superior creep and fatigue performance, reliable mechanical properties at elevated temperatures, good dimensional stability, and long-term durability in demanding aerospace, gas turbine, nuclear power, chemical processing, petrochemical, and energy applications.

 

Inconel X-750 Product Application

Inconel X-750 (UNS N07750 / Alloy X-750) is a precipitation-hardenable nickel-chromium alloy widely used in industries requiring excellent high-temperature strength, oxidation resistance, corrosion resistance, creep resistance, and resistance to stress relaxation. Designed for demanding service environments, Nickel Alloy X-750 performs reliably under elevated temperatures, high mechanical loads, cyclic stress, and corrosive operating conditions.

Typical Inconel X-750 applications include:

Aerospace: Jet engine components, turbine engine parts, thrust reverser components, aircraft structural parts, fasteners, and high-temperature engine hardware.

Gas Turbine: Turbine blades, turbine wheels, rotor components, engine fasteners, seals, and other high-temperature gas turbine components.

Nuclear Power: Reactor components, nuclear reactor springs, core components, control rod mechanisms, pressure vessel components, and high-temperature fasteners.

Power Generation: High-temperature springs, bolts, fasteners, turbine components, heat-resistant structural parts, and components exposed to thermal cycling.

Chemical Processing: High-temperature process equipment, pressure-resistant components, fasteners, springs, and corrosion-resistant components used in demanding chemical environments.

Petrochemical & Oil and Gas: High-temperature valves, springs, fasteners, wellhead components, pressure equipment, and other components requiring high strength and corrosion resistance.

Automotive & Industrial Engineering: High-performance springs, bolts, fasteners, exhaust components, and mechanical parts exposed to elevated temperatures and cyclic loading.

With its excellent age-hardening response, high-temperature mechanical strength, oxidation resistance, and long-term resistance to creep and stress relaxation, Inconel X-750 remains a trusted nickel-chromium alloy for demanding aerospace, energy, nuclear power, gas turbine, chemical processing, and industrial applications worldwide.

 

Kaixin Alloy offers custom alloy compositions, sizes, dimensions, and product specifications according to customer requirements.

 

 

Inconel X-750Composition content
Ni≥70%
Cr:14.0%~17.0%
Fe:5.0%~9.0%
Ti:2.25%~2.75%
Nb:0.7%~1.2%
Co≤1.0%
Mn≤1.00%
AI:0.4%~1.0%
Si≤0.5%
Cu≤0.5%
C≤0.08%
S≤0.01%
Vacuum induction furnace
Electroslag remelting
Product physical properties
Density

ρ=8.28 g/cm³

Melting temperature range

1395-1425 ℃

Specifications

 

Product Forms & Available Sizes

 

 

Product Form

Available Sizes

Welding Wire

Diameter: 0.8–5.0 mm

TIG Welding Rod

Diameter: 1.6–6.4 mm

Nickel Alloy Strip

Thickness: 0.05–6 mm; Width: 5–350 mm

Round Bar

Diameter: 6–300 mm

Billet

Diameter: Up to 600 mm

Forged Bar

Customized Sizes

Sheet & Plate

Customized Sizes

Seamless Tube & Pipe

Customized Sizes

Wire Rod

Customized Sizes

Customized Components

Made to Customer Requirements

 

Mechanical Properties (Typical)

 

 

Property

Value

Tensile Strength

≥1240 MPa

Yield Strength (0.2%)

≥930 MPa

Elongation

≥18%

Hardness

Typically 30–40 HRC*

Density

8.28 g/cm³

Melting Range

1393–1427°C

 

Physical Properties

 

 

Property

Value

Density

8.28 g/cm³

Modulus of Elasticity

214 GPa

Thermal Conductivity

12.1 W/m·K

Electrical Resistivity

1.25 μΩ·m

Specific Heat

435 J/kg·K

Coefficient of Thermal Expansion

13.0 μm/m·°C

Magnetic Property

Generally non-magnetic in the annealed condition

 

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Quality Control & Certification
Product Quality Inspection & Third-Party Certification

 

Kaixin Alloy manufactures Inconel X-750 (UNS N07750 / Alloy X-750 / W.Nr. 2.4669) in compliance with ASTM B637, AMS 5667, AMS 5668, AMS 5670, AMS 5671, and applicable international material standards.

Every production batch is tested for:

Chemical Composition Analysis

PMI Verification

Tensile & Yield Strength Testing

Hardness Testing

Non-Destructive Testing (NDT)

Final Product Inspection

We provide EN 10204 3.1 Certificates, Mill Test Certificates (MTCs), and full material traceability to ensure reliable performance for aerospace, gas turbine, nuclear power, power generation, chemical processing, petrochemical, and other demanding industrial applications.

 

Production process