Alloy20 nickel-based alloy N08020 (24460) composition and characteristics and application forging.
Alloy 20, also known as N08020 or 24460, is a nickel-based alloy that is composed of elements such as nickel, chromium, molybdenum, and iron. Here are the main ingredients of Alloy 20::
Nickel (Ni): Approximately 33-38, providing the corrosion and oxidation resistance of the alloy.
Chromium (CR): about 19-21, increases the corrosion resistance and wear resistance of the alloy.
Molybdenum (Mo): about 2-3, improve the corrosion resistance and crack resistance of the alloy.
Iron (Fe): accounts for about 37-45 and is used as a basic alloying element.
Alloy 20 has the following key features and properties:
1. Corrosion resistance: Alloy 20 has excellent corrosion resistance under a variety of corrosive media, including sulfuric acid, phosphoric acid, chloride solution and hydrochloric acid.
2. Stress corrosion crack resistance: Alloy 20 has good stress corrosion crack resistance and can be used for a long time in high temperature and corrosive environments.
3. Good mechanical properties: Alloy 20 has good strength and toughness, and can maintain high mechanical properties at various temperatures.
4. Abrasion resistance: Alloy 20 has good abrasion resistance and excellent abrasion resistance in high-speed flowing media.
5. Welding performance: Alloy 20 has good welding performance and can be connected by conventional welding methods.
Alloy 20 is widely used in forging in the following fields:
1. Chemical industry: Alloy 20 is often used in the manufacture of chemical reactors, distillers, storage tanks and pipelines and other equipment for the treatment of corrosive media.
2. Oil and gas industry: Alloy 20 is used in the oil and gas industry to manufacture high-temperature and high-pressure equipment, such as valves, pipes and heat exchangers.
3. Food and pharmaceutical industry: Due to its good corrosion resistance and hygienic properties, alloy 20 is widely used in equipment manufacturing in the food and pharmaceutical industry.
During the forging process of Alloy 20, the following conditions should be noted:
1. Forging temperature: the suitable forging temperature range is 1000-1200.
2. Forging pressure: select the appropriate forging pressure according to the specific forging process and requirements.
3. Forging speed: control the appropriate forging speed to ensure the uniform deformation of the alloy and avoid uneven strain.
4. Heat treatment: After the forging is completed, a proper heat treatment process is carried out to eliminate stress and improve the performance of the alloy.
In conclusion, Alloy 20 is a nickel-based alloy with excellent corrosion resistance and mechanical properties, which is suitable for equipment manufacturing in several industrial sectors. When carrying out the forging process, attention should be paid to the appropriate forging temperature, pressure, and speed, and proper heat treatment should be carried out to ensure the quality and performance of the alloy.