Gh4090 (Nimonic 90, Nck2ota) is a high-performance nickel-based superalloy known for its exceptional properties, particularly in high-temperature applications. It is part of the Nimonic family, which includes alloys specifically designed for use in gas turbines, aerospace, and other extreme environments where materials must maintain strength and resistance to oxidation at elevated temperatures.
Properties of Gh4090 (Nimonic 90, Nck2ota)
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High-Temperature Strength:
- Gh4090 is designed for use at high temperatures, where it retains excellent mechanical properties. It is commonly used in environments where the temperature can reach up to 950°C (1742°F), making it suitable for applications like turbine blades and hot section components in jet engines and gas turbines.
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Oxidation and Corrosion Resistance:
- The alloy offers superior resistance to oxidation and corrosion, which is essential when exposed to high-temperature gases, chemicals, and combustion environments. This makes it highly suitable for parts that operate in harsh and corrosive environments.
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Creep Resistance:
- Nimonic 90 offers excellent resistance to creep deformation, maintaining its strength under constant stress at elevated temperatures, which is crucial for the longevity of turbine blades, vanes, and other critical engine components.
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Good Weldability:
- The alloy has good weldability, allowing it to be used in more complex structures and components that require joining processes, such as welding and brazing.
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Fatigue Resistance:
- The alloy exhibits good fatigue resistance, making it durable when exposed to the cyclic stresses typical in rotating machinery such as turbines and compressors.
Composition of Gh4090 (Nimonic 90, Nck2ota)
- Nickel (Ni): The primary element providing high-temperature stability and resistance to oxidation.
- Chromium (Cr): Enhances oxidation resistance, particularly in high-temperature environments.
- Cobalt (Co): Increases strength and provides resistance to corrosion.
- Titanium (Ti): Contributes to the alloy's strength and creep resistance.
- Aluminum (Al): Forms an oxidation-resistant layer, enhancing the alloy's overall durability at high temperatures.
- Molybdenum (Mo): Improves the alloy's resistance to creep and contributes to its strength at elevated temperatures.
Applications of Gh4090 (Nimonic 90)
- Aerospace & Gas Turbines: Commonly used in jet engine components such as turbine blades, discs, vanes, and exhaust nozzles, where the material is exposed to both high temperatures and high mechanical stresses.
- Power Generation: Ideal for gas turbines used in power plants, where components operate in high-temperature, high-stress conditions.
- Chemical Processing: Parts that operate in corrosive environments at high temperatures, such as furnaces, reactors, and other high-temperature equipment in the chemical industry.
- Rocket Engines: Suitable for components in the combustion chamber and nozzles where both high temperatures and high-pressure conditions are encountered.
Forms Available:
- Strip/Coil: Available in cold-rolled strip and coil forms, these are ideal for applications that require precision components that are formed into thin profiles. The cold-rolled process improves the surface finish and allows for precise control of thickness.
- Foil: Thin nickel alloy foil made from Gh4090 is used in electronic, aerospace, and high-temperature applications where materials must maintain their properties in thin, flexible forms. Foils can be used for components that require thermal management, heat shielding, and corrosion resistance.
Benefits of Strip, Coil, and Foil Forms:
- High Precision and Tolerances: Cold-rolled strip and coil provide tight tolerances and precise thickness control, which is essential for applications in gas turbines, aerospace, and automotive engines.
- Flexibility: Nickel alloy foils offer high flexibility while retaining the alloy's properties, making them suitable for use in thin-walled structures, heat shields, and insulation materials.
- Strength and Durability: The combination of high-temperature resistance, creep resistance, and fatigue strength makes Nimonic 90 highly durable in harsh operating environments, leading to longer service life of critical components.
Summary
Gh4090 (Nimonic 90) is a premium nickel-based superalloy designed for high-temperature applications in gas turbines, aerospace, and power generation industries. Its excellent oxidation resistance, creep resistance, and fatigue strength make it ideal for components that experience extreme operating conditions. Available in strip, coil, and foil forms, it can be precisely shaped for various applications requiring high-performance materials in thin profiles. Its versatility in both strip/coil and foil forms allows it to be used in a wide range of precision components for high-stress, high-temperature environments.
Shandong Titanium Nickel Special Steel Co., Ltd., registered funds (one thousand yuan for 10,000 yuan), the company is mainly committed to high -tech enterprises that are integrated with special alloy materials, specializing in the research and sales of special alloys such as nickel -based and iron -based. Products include corrosion-resistant alloys, superalloys, precision alloys, Hastelloy, Monel, INCONEL, INCOLOY, copper-nickel alloys, titanium and titanium alloys, zirconium and zirconium alloys, nickel and nickel-based alloys, nickel-cobalt-based heat-resistant alloys , Hafnium alloy, etc., more than 60 kinds of alloy materials such as special stainless steel. On the basis of stabilizing the quality of the original products, according to the market demand, it solves the quality problems existing in the traditional metallurgical process, and ensures the low miscellaneous and low deflection of the alloy material products, which has won an excellent reputation in the industry.
Product Description
Superalloy steel strips and plates are specially designed materials used in environments where high heat and stress are present. These alloys are made by adding elements like chromium, nickel, and molybdenum to steel, which help improve their strength, resistance to oxidation, and durability at high temperatures.High-temperature alloy steels are made to be strong, durable, and resistant to damage in extreme conditions, making them essential for many high-performance industries.
| Item |
Description |
| Material Type |
superalloy |
| Main Composition |
Primarily iron, with alloying elements like chromium (Cr), nickel (Ni), cobalt (Co), molybdenum (Mo), etc. |
| Temperature Resistance |
Designed to withstand high temperatures, typically up to 650°C-1000°C (varies depending on alloy composition). |
| Properties |
High strength, oxidation and corrosion resistance, and thermal stability under elevated temperatures. |
| Common Forms |
Strips, plates, sheets, foils. |
| Applications |
Turbines, jet engines, heat exchangers, industrial furnaces, power plants, and other high-temperature environments. |
| Fabrication Techniques |
Can be cold-rolled, hot-rolled, or heat-treated for different forms and applications. |
| Thickness Range (Strips) |
0.1 mm to 3 mm (typically). |
| Thickness Range (Plates) |
3 mm to 100 mm or more (depending on the grade and specifications). |
| Heat Treatment |
Solution treatment, aging, or quenching to enhance properties like strength and resistance. |
| Corrosion Resistance |
Enhanced corrosion resistance, especially in high-temperature environments. |
| Common Grades |
Hastelloy, Inconel, Incoloy, etc. (specific alloys depend on the application and temperature requirement). |
superalloy are materials designed to maintain their strength, stability, and resistance to oxidation and corrosion when exposed to high temperatures, typically above 500°C (932°F). These alloys are essential in environments where metals are subjected to extreme heat, such as in turbines, jet engines, power plants, and chemical processing industries.
The key characteristics of high-temperature alloys include:
- High Strength: They retain their mechanical strength even at elevated temperatures.
- Oxidation Resistance: They resist oxidation and scaling in hot air or gases.
- Creep Resistance: These alloys resist deformation (creep) under long-term exposure to stress at high temperatures.
Common types of high-temperature alloys include nickel-based alloys (e.g., Inconel), cobalt-based alloys (e.g., Stellite), and iron-based alloys (e.g., AISI 310). These alloys are used in critical applications like turbine blades, aerospace components, and industrial reactors, where performance under extreme conditions is crucial.
High-Temperature Alloys are materials designed to maintain their strength, stability, and resistance to oxidation and corrosion when exposed to high temperatures, typically above 500°C (932°F). These alloys are essential in environments where metals are subjected to extreme heat, such as in turbines, jet engines, power plants, and chemical processing industries.
The key characteristics of high-temperature alloys include:
- High Strength: They retain their mechanical strength even at elevated temperatures.
- Oxidation Resistance: They resist oxidation and scaling in hot air or gases.
- Creep Resistance: These alloys resist deformation (creep) under long-term exposure to stress at high temperatures.
Common types of high-temperature alloys include nickel-based alloys (e.g., Inconel), cobalt-based alloys (e.g., Stellite), and iron-based alloys (e.g., AISI 310). These alloys are used in critical applications like turbine blades, aerospace components, and industrial reactors, where performance under extreme conditions is crucial
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FAQ
1. What are high-temperature alloys?
High-temperature alloys are materials designed to maintain excellent mechanical properties, oxidation resistance, corrosion resistance, and structural stability under high-temperature conditions. These alloys are commonly used in industries like aerospace, energy, chemical, and automotive, especially in environments with extreme conditions.
2. What are the main uses of high-temperature alloys?
High-temperature alloys are primarily used in the following applications:
- Aerospace and Aviation: Turbine blades, jet engine components, and gas turbines.
- Energy Industry: Gas turbines, heat exchangers, steam turbines.
- Automotive Industry: Turbochargers, exhaust systems, engine components.
- Chemical Industry: Corrosion-resistant equipment such as reactors, boilers, etc.
3. What are the main types of high-temperature alloys?
Common types of high-temperature alloys include:
- Nickel-based alloys: For example, Inconel and Hastelloy, widely used in high-temperature environments.
- Cobalt-based alloys: Such as Stellite alloys, typically used in applications that require extreme heat and corrosion resistance.
- Iron-based alloys: Such as heat-resistant steels, used in environments with slightly lower temperature requirements.
4. Why are high-temperature alloys expensive?
High-temperature alloys are typically more expensive due to several reasons:
- Raw material costs: Many high-temperature alloys contain expensive metals like nickel, cobalt, and molybdenum.
- Manufacturing processes: The production of high-temperature alloys requires specialized smelting, heat treatment, and processing techniques, which drive up production costs.
- Heat resistance requirements: The alloys must possess excellent heat resistance, corrosion resistance, and oxidation resistance, which involves higher technical demands.
5. How do I choose the right high-temperature alloy for my needs?
When selecting a high-temperature alloy, consider the following factors:
- Application environment: Factors like working temperature, exposure to corrosive substances, high pressure, or shock loads.
- Mechanical performance requirements: Different alloys have varying strengths, hardness, fatigue resistance, and more, so choose the alloy based on your specific needs.
- Cost considerations: Choose the most suitable alloy based on your budget, as high-temperature alloys can vary significantly in price.
6. Can I purchase small quantities of high-temperature alloys?
Yes, we offer small-batch customization services to meet your specific needs. Many high-temperature alloy suppliers can produce small quantities and offer different shapes and sizes of products.
7. What is the typical delivery time for high-temperature alloys?
The delivery time depends on several factors, including:
- Order volume: Large orders may take longer to produce.
- Material types and specifications: Some specific high-temperature alloys may require longer production and processing times.
- Supply chain conditions: Raw material availability and processing times can also affect delivery. Generally, delivery time ranges from a few weeks to a few months.
8. How can I ensure that the high-temperature alloys I purchase meet quality standards?
We recommend that you:
- Choose reputable suppliers who comply with international standards (e.g., ASTM, ISO).
- Request detailed material certificates and quality inspection reports, such as chemical composition analysis, mechanical property tests, etc.
- Confirm the heat treatment and processing methods with the supplier to ensure the alloy meets your specific requirements.
9. Can high-temperature alloys be further processed or customized?
Yes, many high-temperature alloys can be further processed or customized, including cutting, welding, heat treatment, etc. We offer corresponding processing services, and we can produce customized sizes and shapes based on your requirements.
10. What after-sales services are provided for high-temperature alloys?
We offer comprehensive after-sales services, including:
- Technical support: We provide consulting on material selection, processing, installation, and usage.
- Quality assurance: We guarantee that the high-temperature alloys meet the specifications and offer quality assurance on the products.
- Regular inspections and feedback: For long-term customers, we offer regular quality inspections and performance feedback to ensure the reliability of the alloys in real-world applications.
11. Do high-temperature alloys have recycling value?
Yes, many high-temperature alloys, especially nickel-based and cobalt-based alloys, have high recycling value. Under certain conditions, these alloys can be recycled, especially in high-value components in industries like aerospace and energy.
12. How do I place an order for high-temperature alloys?
You can place an order through the following methods:
- Directly contact the sales team with your requirements and specifications.
- Order online (if the supplier offers an online platform).
- Submit an RFQ (Request for Quotation) to receive detailed pricing and delivery information.
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