GH5188 alloy is an important superalloy, the following is a detailed analysis of its chemical composition, properties and international corresponding grades:
Chemical composition: The chemical composition of GH5188 alloy includes carbon (C), silicon (Si), manganese (Mn), phosphorus (P), sulfur (S), chromium (Cr), nickel (Ni), lanthanum (La), nitrogen (N), copper (Cu), iron (Fe), boron (B), tungsten (W), cobalt (Co).
The elemental content in the alloy is precisely controlled to ensure a balance of its high-temperature performance and mechanical properties. Among them, the content of chromium, nickel, tungsten, cobalt and other elements plays a key role in improving the high-temperature oxidation resistance and strength of the alloy.
Performance characteristics: density: GH5188 alloy has a higher density, which is 909 g cm, which gives it a certain quality.
Magnetic: The alloy is non-magnetic, making it suitable for magnetically sensitive applications.
Thermal conductivity: The alloy has a moderate thermal conductivity in the high temperature range and exhibits good thermal conductivity.
Resistivity: GH5188 has moderate resistivity at high temperatures, which is beneficial for some applications with high electrical performance requirements.
Specific heat capacity: The specific heat capacity in the high temperature range indicates its heat capacity performance at high temperatures.
Linear expansion coefficient: The linear expansion coefficient of the alloy exhibits a moderate value in the high temperature range, similar to that of some materials.
International Corresponding Grades:
The international corresponding grades of GH5188 alloy include:
New name for high temperature: GH5188
High temperature old name: GH188
American Standard ASTM: N0188
American Standard UNS, SAE: 30188
These corresponding grades are used internationally, making the alloy easier to identify and apply.
Applications: GH5188 alloy is mainly used in the manufacture of high-temperature parts, such as aero-engine combustion chamber barrels, guide vanes and other high-temperature parts. Its excellent high-temperature performance, oxidation resistance and corrosion resistance make it a key material in the aerospace industry. In addition, its excellent process properties, including welding and processing properties, also contribute to its application in complex manufacturing environments.
In general, GH5188 alloy has excellent performance and a wide range of applications under high temperature and high pressure conditions, and is a very important superalloy material.