GH4163 alloy is a Ni-Cr-Co-based precipitation-hardening deformed superalloy with excellent high-temperature performance and a wide range of applications. The following is a detailed analysis of its chemical composition, properties, international corresponding grades and application areas, and comparison with GH4169 alloy.
Chemical Composition: The chemical composition of GH4163 alloy includes a variety of elements, the main of which include:
Carbon (c): 004～0.08%
Chromium (cr): 1900～21.00%
Cobalt (CO): 1900～21.00%
Molybdenum (Mo): 560～6.10%
Aluminium (Al): 030～0.60%
Titanium (Ti): 190～2.40%
Nickel (Ni): Margin.
The reasonable ratio of these elements gives GH4163 alloy excellent high-temperature performance and corrosion resistance.
Performance characteristics: high temperature performance: GH4163 alloy can be used at a temperature of up to 850 °C, and has good oxidation resistance, high yield strength and creep strength below 800 °C. This makes it suitable for high-temperature engineering applications.
Corrosion resistance: The alloy has excellent corrosion resistance to a wide range of chemical media, making it suitable for use in harsh environments.
Resistance to heat and cold: GH4163 alloy has excellent resistance to heat and cold fatigue and is suitable for working conditions with frequent temperature changes.
Formability and weldability: The alloy has satisfactory formability and weldability, and can manufacture parts with complex shapes.
International Corresponding Grades:
The international corresponding grades of GH4163 alloy include GH163, N07263, C263, NiCO20Cr20Moti, NICR20MOTI and Nimonic Alloy 263. These corresponding grades are widely recognized internationally, which is convenient for alloy applications and international **.
Applications: GH4163 alloy is suitable for engineering applications in a variety of high-temperature environments, including:
Plate welded structural parts and load-bearing parts of the main combustion chamber and afterburner combustion chamber of aero engines.
Manufacture of aero engine flame cylinders, afterburner simplified bodies, mounting edges, mounts and pipe fittings and other parts.
It is used under high temperature, high stress and high corrosion resistance requirements.
Comparison with GH4169 alloy:
GH4169 alloy, also known as GH4169, is another superalloy that shares some similarities with GH4163, but there are also differences. The chemical composition of GH4169 includes elements such as chromium, nickel, molybdenum, iron, titanium, etc., whereas GH4163 includes elements such as chromium, cobalt, molybdenum, aluminum, titanium, etc. The main characteristics of GH4169 are its high-temperature strength and oxidation resistance, but GH4163 may be superior in corrosion resistance and cold and heat fatigue properties. The choice of alloy depends on the requirements of the specific application, for example, in a high-temperature oxidizing environment, GH4169 may be more suitable, and where better corrosion resistance and thermal fatigue properties are required, GH4163 may be more suitable.
To sum up, GH4163 alloy is an excellent superalloy, with a variety of excellent properties and a wide range of applications, compared with other superalloys such as GH4169, its characteristics and application fields are different, and need to be selected according to specific needs.