I. Introduction. No. 20 alloy rod is a high-quality metal material, which is widely used in aviation, aerospace, energy, chemical industry and other fields due to its excellent physical and mechanical properties. In order to meet the market demand, many enterprises and research institutions at home and abroad are constantly exploring and studying the production process of No. 20 alloy bar. This article will introduce the production process and application of No. 20 alloy rod in detail.
Second, the production process of No. 20 alloy bar.
The production process of No. 20 alloy rod mainly includes smelting, casting, rolling and heat treatment.
1.Smelting.
Melting is the first process in the production of alloy 20 rods, the purpose of which is to melt and mix various raw materials to form a homogeneous alloy liquid. During the smelting process, it is necessary to pay attention to controlling the smelting temperature, time, raw material ratio and other factors to ensure the accuracy and stability of the alloy composition.
2.Foundry.
Casting is the second process of alloy bar production 20, the purpose of which is to pour the smelted alloy liquid into a casting of a certain shape and size. During the casting process, it is necessary to control the casting temperature, pouring speed, casting cooling rate and other parameters to ensure the quality and performance of the casting.
3.Rolling.
Rolling is the third process in the production of No. 20 alloy rods, the purpose of which is to refine the grains inside the casting and improve the mechanical properties of the material through rolling deformation. During the rolling process, it is necessary to control the rolling temperature, rolling speed, deformation and other parameters to ensure the rolling quality and efficiency.
4.Heat treatment.
Heat treatment is the last process in the production of No. 20 alloy rods, the purpose of which is to change the internal structure of the material through heating, heat preservation and cooling to achieve the required mechanical and physical properties. In the process of heat treatment, it is necessary to control the heating temperature, holding time, cooling rate and other parameters to ensure the quality and effect of heat treatment.
3. Application of No. 20 alloy rod.
Because No. 20 alloy rod has excellent physical and mechanical properties, such as high strength, high toughness, good corrosion resistance and high temperature performance, it is widely used in aviation, aerospace, energy, chemical industry and other fields.
1.Aviation.
In the aviation field, 20 alloy rods are mainly used in the manufacture of key parts such as aircraft landing gear, fuselage frame, and engine components. Due to its excellent mechanical properties and corrosion resistance, it can ensure the safety and reliability of the aircraft.
2.Aerospace field.
In the aerospace field, No. 20 alloy rod is mainly used to manufacture rocket engine shells, satellite brackets and spacecraft structural parts. Its excellent high-temperature performance and mechanical properties can meet the working needs of spacecraft in extreme environments.
3.Energy sector.
In the energy field, alloy 20 rods are mainly used to manufacture key components such as nuclear reactor fuel rods, steam turbine blades, and gas turbine blades. Its excellent corrosion resistance and high strength can ensure the safe and stable operation of energy equipment.
4.Chemical industry.
In the chemical industry, No. 20 alloy rod is mainly used in the manufacture of high-temperature and high-pressure reactors, pipelines and valves. Its excellent high-temperature performance and corrosion resistance can ensure the long-term stable operation of chemical equipment, improve production efficiency and safety.