GH4099 High Alloy Aging Plate Alloy: Excellent performance for extreme environments.
GH4099 (also known as GH99) is a highly alloyed nickel-based aging plate alloy, which is widely used in extreme environments such as high temperature and high strength due to its excellent performance. Below are the key characteristics, ingredient content and performance of GH4099, as well as a brief comparison with other products.
Product Characteristics: High Temperature Stability:
GH4099 can work in high-temperature environments for a long time, with a maximum service temperature of 1000 meters, making it an ideal structural material for high-temperature working conditions such as aero engines.
Excellent antioxidant properties:
Under high temperature conditions, GH4099 exhibits excellent oxidation resistance, and its oxidation rate and grain boundary oxidation depth can be maintained within the acceptable range of 1000 and 1000 through comparative testing.
Good hot and cold processing molding:
GH4099 excels in hot and cold processing and is suitable for a variety of forming processes, including forging, hot rolling, cold drawing, etc., ensuring its wide range of manufacturing applications.
Excellent welding performance:
The alloy has good welding performance, the welding crack tendency is less than 15%, and can be used by manual argon arc welding, automatic tungsten argon arc welding, seam welding and spot welding.
Suitable for use in the aviation sector:
GH4099 is widely used in the manufacture of high-temperature plate load-bearing welded structural parts such as aero engine combustion chamber and afterburner, and its reliability has been tested for long-term use.
Ingredient content: The main chemical components of GH4099:
Aluminum (AL): 70－9.0%
Carbon (c): 015%
Chromium (cr): 265-29.5%
Copper (Cu): 050%
Iron (Fe): 50%
Nickel (Ni): Margin.
Phosphorus (p): 0015%
Sulfur (s): 0015%
Titanium(Ti): 07-1.5%
Tungsten (W):
Cobalt (CO):
Molybdenum (Mo): 10-3.0%
Performance comparison: Compared with other alloys (such as 693, 68MVKTYR, etc.), GH4099 has excellent performance in high temperature oxidation resistance, cold and hot working forming and welding performance. Its strong comprehensive properties make it a highly sought-after material in the aerospace field.
Technical standards: The technical standards of GH4099 mainly include GJB 1952-1994 "Specification for Cold-rolled Sheet of Superalloy for Aviation", etc., which provide a reliable guarantee for its production and use.
Conclusion: GH4099 (GH99) high-alloy aging plate alloy has made remarkable achievements in the aviation field with its excellent performance and wide application prospects. Its high-temperature stability and multifaceted performance benefits make it ideal for extreme environments.