GH4199 is a Ni-Cr-based precipitation-hardening deformed superalloy, which is suitable for environments with temperatures below 950 degrees Celsius. The following is a detailed introduction about GH4199 alloy:
Material characteristics: solution strengthening: The alloy is strengthened by adding tungsten, molybdenum and chromium elements, which improves the strength and performance of the alloy.
Aging strengthening: Aluminum and titanium elements are added to form an aging strengthening phase, so that the alloy has better heat resistance and stability.
Grain Boundary Strengthening: Boron and magnesium are added to purify and strengthen grain boundaries to enhance the corrosion resistance of the alloy.
Application temperature: Suitable for working environment below 950 degrees Celsius, especially suitable for the manufacture of high-temperature parts.
Performance data: chemical composition: including carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, iron and other components, the specific content is detailed below.
Physical properties: density, magnetism, thermal conductivity, resistivity, specific heat capacity, linear expansion coefficient and other data, providing reference for the processing and application of alloys.
Applications: GH4199 alloy is suitable for the manufacture of parts and components in the following industrial fields:
Combustion chamber heat shield.
Adjustable spout heat shield.
Sockets and other welded load-bearing components.
Airborne equipment parts, etc.
Material Composition Content:
Carbon(c): 01%
Silicon (Si): 055%
Manganese (mn): 05%
Phosphorus (p): 0015%
Sulfur (s): 0015%
Chromium (CR): 19-21%.
Nickel (Ni): Margin.
Molybdenum (Mo): 4-6%.
Copper (cu): 007%
Iron (Fe): 4%.
Niobium (NB): 115-1.65%
Boron(b): 0008%
Titanium (Ti): 11-1.6%
Aluminium (AL): 21-2.6%
Magnesium (mg): 005%
Tungsten (W): 9-11%.
Cerium (CE): 001%
Comparison with GH4783:
Compared with GH4783, GH4199 alloy has a lower service temperature, but has better performance in terms of strength, heat resistance and stability. GH4199 alloy is suitable for lower temperature operating environments, but still has excellent performance and reliability in conditions below 950 degrees Celsius.
Through the above introduction, we can understand the excellent performance and wide application prospects of GH4199 alloy in high-temperature environments.