Welcome to Jiangsu DLX alloy Co., Ltd.
Email:sales8@dlx-alloy.com Mobile/Whatsapp:+86 199 0611 9641
Specialized manufacturer of high temperature alloys, precision alloys and Incoloy,over 20 years.
Whatsapp:+86 199 0611 9641
Email:sales8@dlx-alloy.com
Add:NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China
Precision Alloy Sheet
Product Details

Nimonic 75 high temperaturealloy plate is a high-performance nickel-chromium alloy designed for exceptional strength, oxidation resistance, and thermal stability at elevated temperatures. This alloy is widely used in aerospace, power generation, and industrial furnace components, where long-term exposure to heat and stress is common. Its outstanding mechanical properties and superior resistance to scaling make it an ideal choice for demanding applications.
Excellent Oxidation Resistance:
Nimonic 75 maintains its integrity in high-temperature, oxidizing environments, making it ideal for use in gas turbines and industrial furnaces.
High Mechanical Strength at Elevated Temperatures:
The alloy offers superior strength and can withstand mechanical stress even at elevated temperatures, ensuring reliability in critical applications.
Superior Corrosion Resistance:
Nimonic 75 exhibits excellent resistance to both oxidation and scaling, providing durability in harsh environments such as aerospace engines and heat treatment fixtures.
Good Workability and Weldability:
This alloy is easy to work with and can be welded using standard procedures, making it versatile for various fabrication needs.


Comparison Parameter Table
| Item | A-286 | Nimonic80A | Nimonic 90 | GH1140 | GH3625 | GH3536 | GH4169 |
|---|---|---|---|---|---|---|---|
| C | ≤0.08 | ≤0.1 | ≤0.13 | 0.06-0.12 | ≤0.1 | 0.05-0.15 | ≤0.08 |
| Mn | ≤2 | ≤1 | ≤1 | ≤0.7 | 3.14-4.15 | -- | ≤0.35 |
| Fe | rest | ≤3 | ≤1.5 | rest | ≤0.5 | -- | rest |
| P | ≤0.04 | ≤0.02 | -- | ≤0.025 | -- | -- | -- |
| S | ≤0.03 | ≤0.015 | ≤0.015 | ≤0.015 | -- | -- | ≤0.01 |
| Si | ≤1 | ≤1 | ≤1 | ≤0.8 | -- | -- | ≤0.35 |
| Cu | -- | -- | ≤0.2 | -- | -- | -- | ≤0.3 |
| Ni | 24-27 | rest | -- | 35-40 | rest | rest | 50-55 |
| Co | -- | ≤2 | 15-21 | -- | ≤1.00 | 0.5-2.5 | ≤1.00 |
| Al | ≤0.35 | 1-1.8 | 1-2 | 0.2-0.6 | ≤0.4 | ≤0.5 | 0.2-0.8 |
| Ti | 1.9-2.35 | 1.8-2.7 | 2-3 | 0.7-1.2 | ≤0.4 | ≤0.15 | 0.7-1.15 |
| Cr | 13.5-16 | 18-21 | 18-21 | 20-23 | 20-23 | 20.5-23 | 17-21 |
| Nb | -- | -- | -- | -- | -- | -- | 4.75-5.5 |
| Mo | 1-1.5 | -- | -- | 2-2.5 | 8-10 | 8-10 | 2.8-3.3 |
| B | 0.001-0.1 | ≤0.008 | ≤0.02 | -- | -- | -- | -- |
| V | 0.1-0.5 | -- | -- | -- | -- | -- | -- |
| W | -- | -- | -- | 1.4-1.8 | -- | 0.2-1 | -- |
| Zr | -- | ≤0.15 | ≤0.15 | -- | -- | -- | -- |
| Pb | -- | -- | ≤0.002 | -- | -- | -- | -- |
| Ce | -- | -- | -- | ≤0.05 | -- | -- | -- |
| Size Range | |
|---|---|
| Wire | 0.5-7.5mm |
| Rod/Bar | 8.0-200mm |
| Strip | (0.50-2.5)*(5-180)mm |
| Tube | custom made |
| Plate | custom made |
Nimonic 75 alloy plate is ideal for applications that require high strength, oxidation resistance, and thermal stability under high-temperature conditions. Key fields of use include:
Aerospace: Used for turbine blades and engine components in jet engines, where high heat resistance is essential.
Power Generation: Common in gas turbines and steam generators, where materials are exposed to extreme heat and pressure.
Industrial Furnaces: Ideal for components like heat exchangers, trays, and fixtures, enduring continuous exposure to high temperatures.
Exhaust Systems: Utilized in high-performance automotive engines and exhaust systems that are subject to high temperatures.


Advantages
Nimonic 75 offers multiple benefits for high-temperature applications:
High Oxidation Resistance: Performs well up to 1000°C, providing long-lasting durability in oxidizing environments.
Excellent Strength at Elevated Temperatures: Retains tensile strength even under extreme heat, making it perfect for turbine blades and engine parts.
Superior Corrosion Resistance: Withstands harsh environments, including exposure to acidic and corrosive gases.
Good Weldability: Can be welded easily using standard techniques, offering fabrication flexibility.
Thermal Stability and Creep Resistance: Maintains dimensional stability even under long-term high-temperature stress.



CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got ISO9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, Precision Alloy , FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.



Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.

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FAQ
What is the maximum operating temperature of Nimonic 75?
Nimonic 75 can operate up to 1000°C in oxidizing environments without losing its mechanical properties.
Can Nimonic 75 be welded easily?
Yes, Nimonic 75 is weldable using matching filler metals, making it suitable for a variety of fabrication processes when the correct welding techniques are followed.
Do you provide customized sizes?
Yes, we offer custom cutting services to provide Nimonic 75 plates in the exact dimensions you need, whether it's specific thickness, width, or length.
How does Nimonic 75 compare to other alloys in terms of heat resistance?
Nimonic 75 stands out for its exceptional oxidation and thermal stability, especially compared to other nickel alloys, making it one of the best choices for high-temperature applications.
Can Nimonic 75 be used in marine environments?
While Nimonic 75 has excellent corrosion resistance, it is primarily designed for high-temperature applications. For marine environments, alloys like Inconel or Hastelloy may offer superior resistance to saltwater corrosion.
Is Nimonic 75 suitable for long-term use in gas turbines?
Yes, Nimonic 75 is widely used in gas turbines due to its high strength, resistance to oxidation, and ability to perform under sustained high-temperature conditions.
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