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GH4169 High temperature resistant alloy

Specifications: GH4169,GH169,Inconel718, N07718,W.Nr.2.4668,NiCr19Fe19Nb5Mo3,NA 51, NC19FeNb

Implementation standards: GB/T14992-2005

Certification: ISO9001:2015

Features: its outstanding creep rupture strength, reaching over 140 MPa at 700°C, ensuring exceptional long-term stability in high-temperature environments.

Product usage: aerospace, chemical, and marine industries.

Product form: wire, strip, rod, tube, plate

MOQ: 200KG

Payment method: T/T、LC

Price: to negotiate

Table of Contents

GH4169 High temperature resistant alloy Data Sheet


Mechanical Property of GH4169 superalloy

Density Melting point
8.24/cm³ 1260-1320℃

The minimum mechanical properties of GH4169 alloy at room temperature:

Tensile strength Rm N/m㎡ 965
Yield Strength RP0.2N/mm2 550
Elongation A5% 30
Brinell hardness HB ≤363

What is superalloy?

Superalloys, also known as high-performance alloys, are a class of advanced materials designed to operate in extreme conditions where conventional metals and alloys would fail. These conditions typically include high temperatures, extreme mechanical stress, and aggressive environments. Superalloys are widely used in industries such as aerospace, gas turbine engines, nuclear reactors, and chemical processing, where exceptional performance under challenging conditions is crucial.

Key Characteristics of Superalloys:

  1. High Temperature Strength:

    • Superalloys are engineered to maintain their mechanical strength and integrity at elevated temperatures, often exceeding those where traditional alloys would lose their structural properties.
  2. Oxidation and Corrosion Resistance:

    • Superalloys possess excellent resistance to oxidation and corrosion, making them suitable for applications in aggressive environments, such as combustion chambers in jet engines or components in chemical processing plants.
  3. Creep Resistance:

    • Creep refers to the gradual deformation of materials under prolonged exposure to high temperatures and stress. Superalloys exhibit superior resistance to creep, ensuring their stability and reliability in applications with sustained mechanical loads at elevated temperatures.
  4. Fatigue Resistance:

    • Superalloys are designed to resist fatigue, which is crucial in applications where materials are subjected to cyclic loading and unloading, common in aerospace and gas turbine components.
  5. High-temperature Structural Stability:

    • These alloys maintain their structural stability even in the presence of phase transformations that can occur at high temperatures, ensuring their reliability in demanding conditions.
  6. Advanced Alloying Elements:

    • Superalloys often contain a complex combination of alloying elements such as nickel, cobalt, chromium, tungsten, molybdenum, and sometimes elements like rhenium. These elements contribute to the unique properties of superalloys.

Applications of Superalloys:

  1. Aerospace Industry:

    • Superalloys are extensively used in aircraft engines, gas turbine components, and aerospace applications where high-temperature and high-stress conditions are prevalent.
  2. Power Generation:

    • Gas turbine engines in power plants rely on superalloys for components exposed to high temperatures and aggressive combustion environments.
  3. Chemical Processing:

    • Superalloys are employed in chemical processing equipment where resistance to corrosion and high-temperature stability are critical.
  4. Nuclear Industry:

    • Superalloys find applications in nuclear reactors, where they can withstand the harsh conditions of high temperatures, radiation, and corrosion.
  5. Automotive:

    • Some high-performance automotive engines, especially those in racing and high-end sports cars, may incorporate superalloys for components exposed to extreme temperatures and stresses.

In summary, superalloys are a class of advanced materials engineered to excel in extreme conditions, making them indispensable in critical industries where performance under high temperatures and aggressive environments is paramount.

Common specifications for various alloys

GH4169 data sheet

Advantage of GH4169 High temperature resistant alloy

Certainly, here are more detailed advantages of GH4169 high-temperature resistant alloy:

  1. Exceptional High-Temperature Strength: GH4169 maintains its strength and integrity at temperatures up to 700°C (1,292°F), making it ideal for applications where other materials would weaken or deform.

  2. Corrosion Resistance: It exhibits outstanding resistance to a wide range of corrosive environments, including acids, chlorides, and sulfides, making it suitable for applications in chemical processing and offshore industries.

  3. Oxidation Resistance: GH4169 is highly resistant to oxidation, ensuring it remains stable and reliable even in high-temperature, oxidative atmospheres.

  4. Creep Resistance: This alloy has excellent creep resistance, allowing it to withstand long-term stress and high-temperature conditions without significant deformation or structural changes.

  5. Fatigue Resistance: GH4169 demonstrates remarkable fatigue resistance, which is crucial in applications subject to cyclic loading and temperature variations, such as jet engine components.

  6. Weldability: It can be easily welded using various methods, maintaining its properties even in the heat-affected zone, allowing for the fabrication of complex components.

  7. Versatility: GH4169’s versatility extends to a wide range of applications, including aerospace, gas turbine engines, nuclear reactors, chemical processing, and more.

  8. Toughness: It maintains its toughness at low temperatures, ensuring it can withstand a broad temperature range from cryogenic to high-temperature environments.

  9. Excellent Formability: GH4169 is easily formable and can be manufactured into various shapes and components, contributing to its broad usability.

  10. Longevity: The combination of high-temperature performance, corrosion resistance, and mechanical stability results in a material with a long service life, reducing maintenance and replacement costs.

  11. Reliability: GH4169’s consistent and reliable performance, even in extreme conditions, makes it a trusted choice in industries where safety, durability, and performance are paramount.

These advantages collectively position GH4169 as a preferred material for demanding applications in critical industries where high-temperature resistance and material reliability are essential for success.

Applications of GH4169 High temperature resistant alloy

GH4169, also known as Inconel 718, is a high-temperature resistant alloy with a wide range of applications across various industries. Some of the common applications of GH4169 high-temperature resistant alloy include:

  1. Aerospace: GH4169 is extensively used in the aerospace industry, especially in aircraft engines and components, due to its ability to withstand high-temperature and high-stress conditions. It is used in turbine discs, combustion chambers, and other critical engine parts.

  2. Gas Turbine Engines: The alloy finds application in gas turbine engines for power generation, including land-based and marine turbines, where it provides exceptional high-temperature performance and durability.

  3. Nuclear Reactors: GH4169 is employed in nuclear reactors, particularly in pressurized water reactors (PWRs) and nuclear fuel assemblies due to its resistance to radiation and high-temperature environments.

  4. Chemical Processing: It is used in the chemical industry for components exposed to corrosive chemicals and high temperatures, including reactors, heat exchangers, and piping systems.

  5. Oil and Gas: GH4169 is used in oil and gas exploration and production equipment, where it can withstand the high-temperature and high-pressure conditions found in downhole tools and wellhead components.

  6. Aerospace Propulsion Systems: The alloy is used in propulsion systems for spacecraft and rocket engines, where it provides reliable performance in extreme conditions.

  7. Cryogenic Storage: GH4169’s versatility extends to cryogenic applications, including the storage and transportation of liquefied natural gas (LNG) and other cryogenic fluids.

  8. Automotive: In the automotive industry, GH4169 is used for components such as turbocharger rotors and exhaust system parts, benefiting from its high-temperature strength and corrosion resistance.

  9. Medical Devices: It is utilized in medical devices and equipment, particularly in applications where biocompatibility, high-temperature resistance, and resistance to sterilization processes are crucial.

  10. Industrial Gas Turbines: GH4169 is employed in industrial gas turbines for power generation, providing reliability and longevity in harsh operating conditions.

  11. Offshore and Marine: It is used in offshore and marine applications for components such as wellhead equipment, subsea valves, and marine propulsion systems, where resistance to saltwater corrosion and high-temperature stability are required.

  12. Petrochemical: GH4169 is used in petrochemical processing equipment, including heat exchangers, reactors, and other components that come into contact with corrosive chemicals at elevated temperatures.

  13. Electronics: The alloy is used in electronic components and connectors, particularly in applications where resistance to thermal cycling and corrosion are essential.

These diverse applications showcase the versatility and reliability of GH4169 high-temperature resistant alloy in industries where high-temperature performance, corrosion resistance, and material stability are crucial for safety and operational efficiency.

Other issues you may be concerned about

GH4169 is a superalloy, and its composition typically includes nickel as the primary element along with significant amounts of chromium, iron, and smaller quantities of other elements like aluminum, titanium, and molybdenum. The exact composition may vary depending on specific manufacturing requirements.

Superalloys are a class of alloys designed to operate in extreme conditions, typically at high temperatures and high stresses. What makes them “super” is their exceptional resistance to high-temperature deformation, excellent mechanical strength, and resistance to oxidation and corrosion.

Examples of superalloys include Inconel, Hastelloy, Waspaloy, Rene, and Haynes alloys, among others. These alloys are used in a wide range of high-temperature applications, from jet engines to nuclear reactors.

Inconel is one of the most common and well-known superalloys. It is used in various high-temperature applications, including aerospace and chemical processing.

Superalloys find common applications in industries where high-temperature and high-stress conditions are prevalent. These industries include aerospace (for gas turbine engines), petrochemical (for components exposed to corrosive environments), power generation (for gas and steam turbine components), and more.

Huaxiao Metal Corporation Limited——Professional GH4169 high temperature resistant alloy supplier

Choose Huaxiao Metal as your GH4169 high temperature resistant alloy supplier for top-quality materials, custom solutions, and a reliable partner in your success. We offer a wide range of metals, industry expertise, competitive pricing, and a customer-centric approach to meet your specific needs. Join hands with us and elevate your projects with excellence.

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