Title: Chemical composition, properties and summary of 6J15 superalloy.
1. Overview6J15 superalloy is a nickel-based alloy with excellent high temperature resistance, which is widely used in aviation, aerospace, energy, chemical industry and other fields. Its unique chemical composition and structural design make it have excellent oxidation resistance, corrosion resistance and strength in high-temperature environments, providing excellent performance for the equipment.
Second, the chemical composition.
The main chemical components of 6J15 superalloy are as follows:
c：≤0.05%
cr：14.5%~16.5%
ni: margin.
co：≤2%
fe：≤2%
mo：≤0.5%
v：≤0.3%
ti：0.7%~1.3%
b：≤0.005%
The rest are trace impurities. These components ensure the alloy's high-temperature strength and oxidation resistance. It is worth noting that the content of CO and Fe elements in the alloy is controlled within a certain range, which has a significant impact on the oxidation resistance of the alloy. In addition, the V and Ti elements in the alloy help to strengthen the formation of the phase and improve the high-temperature strength of the alloy.
3. Performance parameters.
1.Physical properties: The alloy is a solid metal block at room temperature, non-magnetic, and has good thermal shock resistance and thermal fatigue properties.
2.Chemical properties: It has excellent oxidation resistance and can maintain stable chemical properties in high temperature environments up to 650 °C.
3.Mechanical properties: It has excellent strength at high temperatures, and high retention rate, and has excellent hot working and cold forming properties.
4.Long-lasting performance: After long-term high-temperature use, it can still maintain excellent long-lasting performance.
Fourth, summary. 6J15 superalloy is a nickel-based alloy with excellent high-temperature properties, excellent oxidation resistance, corrosion resistance and strength in high-temperature environments. Its unique chemical composition and structural design make it excellent in a variety of high-temperature applications. The alloy is suitable for the manufacture of components that work in high-temperature environments, such as engine parts, heat exchangers, etc. However, due to its high **, it may not be suitable for all application scenarios, and you need to choose according to actual needs. In general, 6J15 superalloy is a high-temperature material with a wide range of application prospects.