0Cr23Al5 has excellent performance and a wide range of applications. This article will introduce in detail the characteristics, application, production process and precautions for selection of 0Cr23Al5 electric heating alloy.
Features of 0Cr23Al5 electrothermal alloy
1. High resistivity: 0Cr23Al5 has a resistivity of up to 210×106μΩ·m, which has high resistivity compared with other stainless steels, making the heating speed fast and the thermal efficiency high.
2. Corrosion resistance: 0Cr23Al5 has a chromium content of 23%, which has good corrosion resistance and oxidation resistance. It is not easy to deform at high temperature and is suitable for the working environment of various corrosive media.
3. High temperature strength: 0Cr23Al5 has good high temperature strength and hardness, can maintain good structural stability at high temperature, and the use temperature can be as high as 1300 °C.
4. Good processing performance: 0Cr23Al5 has good processing performance, can carry out bending, stamping, cutting, welding and other processing technology, to meet the needs of various product manufacturing.
Application of 0Cr23Al5 electrothermal alloy
1. Electric heating element: Due to the characteristics of 0Cr23Al5 with high resistivity, corrosion resistance and high temperature strength, it is widely used in the manufacture of various electric heating elements, such as electric heating tubes, heating wires, electric heating plates, etc. These electric heating elements are widely used in industrial fields, such as chemical, petroleum, ceramics, textile and other fields.
2. Heater: 0Cr23Al5 can also manufacture various heaters, such as electric heaters, steam heaters, hot water heaters, etc. It has been widely used in medical, scientific research, industrial and other fields.
3. Resistance wire: 0Cr23Al5 can be made into resistance wire, which is used to manufacture heating elements for various high temperature furnaces. Due to its high temperature strength and good corrosion resistance, the heating efficiency can be maintained for a long time.
4. Welding material: 0Cr23Al5 can also be used as welding material, suitable for welding of various stainless steel products. Its high-temperature strength and corrosion resistance are superior to other stainless steels.
Production process of 0Cr23Al5 electric heating alloy
1. Smelting: 0Cr23Al5 uses electric arc furnace or induction furnace for smelting. During the smelting process, the temperature in the furnace and the quality of raw materials should be strictly controlled to ensure that the chemical composition and performance of the alloy meet the requirements.
2. Rolling: The smelted alloy ingots are heated and rolled into plates, bars and pipes of the required specifications. During the rolling process, the amount of deformation and cooling rate should be controlled to obtain good processing properties and mechanical properties.
3. Heat treatment: The hardness and high temperature stability of 0Cr23Al5 can be improved by heat treatment. Generally, a combination of solution treatment and aging treatment is used to obtain the required structure and properties.
Precautions when choosing
1. Heating power: When using 0Cr23Al5 electric heating alloy to manufacture electric heating elements, it is necessary to choose the appropriate heating power according to actual needs to meet the requirements of heating speed and thermal efficiency.
2. Working environment: When selecting 0Cr23Al5 electric heating alloy, it is necessary to consider the corrosive medium and temperature in its working environment to ensure that its corrosion resistance and high temperature strength can meet the requirements of use.
In short, as an electric alloy with excellent properties, 0Cr23Al5 has been widely used in various fields. When selecting, it is necessary to select the appropriate heating power and working environment according to actual needs to ensure that its performance and use effect are good.
