Alloy 800H superalloy is a metal material composed of chromium, molybdenum, cobalt, nickel, titanium, tungsten, boron, cerium, zirconium and other elements, which has excellent high-temperature oxidation resistance, heat resistance, corrosion resistance and fatigue resistance, good tensile and fracture toughness and other comprehensive properties. The alloy is widely used in aerospace, marine ships, petrochemical industry, nuclear industry and energy fields.
Alloy 800H superalloy has good wear resistance and corrosion resistance, the following is the analysis of its properties:
1.Abrasion resistance: Alloy 800H has high hardness and anti-wear properties, and is able to resist wear and scratches under high temperature and high pressure conditions. This makes it excellent in applications that require resistance to wear, such as pump shafts, valves, pipe connections, etc. in the petrochemical industry.
2.Corrosion resistance: Alloy 800H exhibits good corrosion resistance in a variety of corrosive media, including oxidizing, reducing and hydrogen sulfide environments. Its corrosion resistance is mainly due to the following factors:
High nickel content: Nickel has good corrosion resistance and can provide incoloy 800h resistance to oxidizing media.
High chromium content: Chromium forms a dense oxide film (chromium oxide), which effectively prevents further oxidative corrosion.
Addition of aluminum and titanium: The addition of aluminum and titanium can form stable carbides and nitrides, further improving the corrosion resistance of the alloy.
3.Oxidation resistance: Alloy 800H can resist oxidative corrosion in high-temperature environments, forming a dense oxide film (chromium oxide and aluminum oxide), which effectively prevents high-temperature oxidation and hot corrosion. This makes it have a wide range of applications in equipment such as high-temperature furnace tubes, burners, heaters, etc.
Overall, Alloy 800H superalloy has excellent wear and corrosion resistance, making it suitable for a wide range of applications in high-temperature, high-pressure, and corrosive environments. However, it is necessary to select the appropriate alloy material according to the specific working conditions and media, and take appropriate protective measures to ensure its performance and longevity.