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Product Overview
Introduction To Inconel X-750 / Alloy X-750 / UNS N07750
MOKSH TUBES & FITTINGS LLP is a leading supplier, exporter, importer, and stockist of INCONEL X-750 (UNS N07750) products in a wide range of forms including Pipes & Tubes, Pipe Fittings, Flanges, Fasteners, Sheets & Plates, Coils, Wires, Round Bars, Flat Bars, Angles, Channels, Welding Rods, Wire Mesh, and custom-engineered components.
INCONEL X-750 is a precipitation-hardenable nickel-chromium alloy made for high-strength applications at elevated temperatures. This alloy is strengthened by additions of aluminum and titanium and demonstrates exceptional resistance to relaxation and oxidation at high temperatures. It maintains excellent mechanical properties from cryogenic temperatures up to 1300°F (704°C) and provides outstanding resistance to creep rupture, stress corrosion cracking, and other high-temperature forms of degradation. INCONEL X-750 is widely used in aerospace, nuclear, gas turbine, and industrial heat treating applications.
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INCONEL X-750 Specifications
| Category | Details |
|---|---|
| Material Name | INCONEL X-750 |
| UNS Number | N07750 |
| Alloy Type | Precipitation Hardenable Nickel-Chromium Superalloy |
| Strengthening Mechanism | Gamma Prime (γ’ ) Precipitation |
| Density | 8.28 g/cm³ |
| Magnetic Behavior | Slightly Magnetic (After Heat Treatment) |
| Max Service Temperature | Up to 704°C (1300°F) |
| Heat Treatment | Solution Annealed + Aged |
| Weldability | Good (With Proper Procedure) |
| Certifications | EN 10204 3.1 / 3.2 |
Chemical Composition of INCONEL X-750
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | ≥ 70.0 |
| Chromium (Cr) | 14.0 – 17.0 |
| Iron (Fe) | 5.0 – 9.0 |
| Titanium (Ti) | 2.25 – 2.75 |
| Aluminum (Al) | 0.4 – 1.0 |
| Nb + Ta | ≤ 0.7 |
| Manganese (Mn) | ≤ 1.0 |
| Silicon (Si) | ≤ 0.5 |
| Copper (Cu) | ≤ 0.5 |
| Cobalt (Co) | ≤ 1.0 |
| Carbon (C) | ≤ 0.08 |
| Sulfur (S) | ≤ 0.01 |
Technical Specifications of Alloy X-750
Physical Properties of Alloy X-750
| Property | Value |
|---|---|
| Density | 0.299 lb/in³ (8.28 g/cm³) |
| Melting Range | 2540–2600 °F (1393–1427 °C) |
| Curie Temperature (Hot Rolled) | -225 °F |
| Curie Temperature (Triple Heat Treated) | -193 °F |
| Magnetic Permeability @ 200 Oersted | 1.0020 – 1.0035 |
| Emissivity at 600°F | 0.895 |
| Emissivity at 2000°F | 0.925 |
| Linear Contraction @ 1300°F, 20 hrs | 0.00026 – 0.00052 in/in |
HEAT TREATMENT OF INCONEL X-750
| Heat Treatment Process | Temperature Range | Cooling / Purpose |
|---|---|---|
| Solution Annealing | 980 – 1020°C | Air Cool – Dissolves precipitates |
| Standard Aging | 705 – 845°C | Strength & hardness development |
| Double Aging | 845°C + 705°C | Improved creep & relaxation resistance |
| Triple Heat Treatment | Multi-step aging | Used for springs & nuclear use |
| Stress Relieving | 600 – 650°C | Dimensional stability |
Mechanical Properties of INCONEL X-750
| Condition | Yield Strength | Tensile Strength | Elongation | Hardness |
|---|---|---|---|---|
| Annealed | ~70 ksi (483 MPa) | ~110 ksi (758 MPa) | 20–25% | ~30–35 RC |
| Solution Treated & Aged | 100–160 ksi (690–1103 MPa) | 130–180 ksi (896–1241 MPa) | 10–20% | 35–40 RC |
| Cold Worked & Aged | 140–180 ksi (965–1241 MPa) | 150–200 ksi (1035–1379 MPa) | 8–15% | 40–45 RC |
International Standards & Equivalent Grades
| Standard | Equivalent |
|---|---|
| UNS | N07750 |
| W.Nr | 2.4669 |
| AMS | 5667 / 5668 / 5670 |
| DIN | NiCr15Fe7TiAl |
| ISO | NiCr15Fe7TiAl |
Products in Inconel X-750
INCONEL X-750 designated as UNS N07750 and Werkstoff Number 2.4669, meets the requirements of NACE MR-01-75. This versatile alloy is available in a variety of product forms, including:
✔
Seamless Pipes
✔
Welded Pipes (ERW & EFW)
✔
Tubes (Capillary, U-Bend)
✔
Sheets & Plates
✔
Coils & Strips
✔
Round Bars, Flat Bars, Hex Bars, Square Bars
✔
Pipe Fittings (Elbows, Tees, Reducers, Caps, Stub Ends)
✔
Flanges (Weld Neck, Slip-On, Blind, Socket Weld, Threaded)
✔
Fasteners (Bolts, Nuts, Screws, Washers, Studs)
✔
Custom Fabricated Components
This alloy meets several recognized industry standards, including:
Uses and Advantages
High strength and stress rupture resistance at elevated temperatures
Excellent relaxation resistance in spring-type and bolting applications
Superior oxidation and scaling resistance in hot environments
Good resistance to chloride-ion stress-corrosion cracking
Highly reliable in thermally cycling conditions
Applications of Inconel 617
Inconel X-750 is a precipitation-hardenable nickel-chromium alloy made for strength and stability at high temperatures. It offers excellent oxidation and corrosion resistance combined with exceptional creep and rupture strength, making it a go-to material for demanding environments where both heat and mechanical stress are factors.
Aerospace and Jet Engine Components
Used in turbine blades, seals, rotor bolts, thrust reversers, exhaust components, and afterburner parts. INCONEL X-750 provides outstanding creep resistance and dimensional stability at operating temperatures exceeding 700°C (1300°F).
Nuclear Reactors
Ideal for nuclear fuel rod spacers, core components, spring clips, and fasteners. It exhibits excellent radiation resistance, corrosion tolerance, and maintains mechanical properties under neutron bombardment.
Petrochemical and Refining Plants
Relied upon in reformers, flare tips, catalyst grids, and furnace internals where high heat and aggressive chemical exposure are present. Its resistance to oxidizing and reducing atmospheres helps prolong equipment life.
Gas Turbines and Power Generation
Deployed in combustion cans, nozzle guide vanes, and structural parts that operate in high-temperature gas environments, including both industrial and aircraft turbine engines.
Industrial Furnaces and Thermal Processing
Used in heat-treating fixtures, furnace parts, brackets, hangers, and tooling that experience prolonged thermal exposure and cycling.
Springs and High-Temperature Fasteners
INCONEL X-750 is commonly chosen for coil springs, wave washers, and bolting that must maintain load-bearing capability under both high temperatures and corrosive conditions.
Chemical and Petrochemical Equipment
Trusted for valves, heat exchangers, seals, and reactor parts exposed to aggressive fluids and elevated temperatures where strength and corrosion resistance are both essential.
WHY CHOOSE US?
INCONEL X-750 Price per kg in India
Typical Range: ₹5,800 – ₹9,500 per kg
(Depends on form, size, heat treatment & certification)
Contact us for exact quotation based on size and quantity.
FAQ's
What is Inconel X-750 and what makes it unique?
Inconel X-750 (UNS N07750) is a precipitation hardenable nickel chromium alloy strengthened with titanium and aluminum, designed for high temperature and high stress environments. It provides outstanding resistance to oxidation, stress corrosion cracking, and relaxation, while maintaining excellent mechanical properties from cryogenic temperatures up to 1300°F (704°C).
What types of Inconel X-750 products are available at Moksh Tubes & Fittings LLP?
Moksh Tubes & Fittings LLP manufactures and supplies Inconel X-750 in multiple product forms, including seamless and welded pipes, tubes, sheets, plates, coils, round bars, flat bars, pipe fittings, flanges, fasteners, welding rods, wire mesh, and custom-engineered components, all meeting international quality standards.
Which industries commonly use Inconel X-750?
Inconel X-750 is widely used in aerospace, nuclear power, petrochemical plants, gas turbines, and industrial furnace applications. Its ability to withstand high stress, thermal cycling, and corrosive environments makes it a preferred material for turbine blades, nuclear reactor components, fasteners, springs, heat exchangers, and chemical processing equipment.
Why is Inconel X-750 preferred over other high-temperature alloys?
The advantage of Inconel X-750 lies in its excellent combination of high strength, creep resistance, and oxidation protection at elevated temperatures. Unlike many alloys, it maintains stability under prolonged thermal exposure, prevents relaxation in spring applications, and resists scaling, making it ideal for mission critical and long service applications.
Why should customers choose Moksh Tubes & Fittings LLP for Inconel X-750 products?
Moksh Tubes & Fittings LLP is a trusted manufacturer and global supplier with unmatched expertise in high performance nickel alloys. The company provides ISO certified quality, a wide stock range, customized solutions, and strict adherence to international standards, ensuring reliable and timely delivery of Inconel X-750 products worldwide.
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Moksh Tubes & Fittings LLP your reliable partner for INCONEL X-750 products engineered for durability and performance in the world’s harshest operating conditions.
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