There are many types of stainless steel heating pipes used by instant electric water heater manufacturers

There are many types of stainless steel heating pipes used by instant electric water heater manufacturers

Stainless steel electric heating tubes are made by placing electric heating elements into metal tubes and tightly filling the gaps with crystalline magnesium oxide powder with good heat resistance, thermal conductivity, and insulation properties, which is processed by other processes. It has the characteristics of simple structure, high mechanical strength, high thermal efficiency, safety and reliability, easy installation, and long service life. Widely applicable to various saltpeter tanks, water tanks, oil tanks, acid-base tanks, melting furnaces for fusible metals, air heating furnaces, drying furnaces, drying boxes, hot pressing molds and other devices.

There are many types of stainless steel heating pipes used by instant electric water heater manufacturers, and the price difference between each type of pipe is significant. The quality and performance of electric heating tubes made of stainless steel also vary greatly. The main difference in the quality of stainless steel electric heating tubes is the difference in nickel content. Nickel is a good corrosion-resistant material, and when combined with chromium in stainless steel, it can improve the corrosion resistance and process performance of stainless steel to some extent. However, in order for low-carbon nickel steel to achieve pure austenite structure, the nickel content needs to reach 24%, and only when the nickel content is 27%, can the corrosion resistance of the steel in certain media be significantly improved. Therefore, in terms of material, 800, 840, and 316L are relatively better corrosion-resistant and high-temperature resistant stainless steel electric heating tubes. The nickel content of 800 stainless steel tubes reaches 30%, while that of 840 tubes reaches 20%. If a slightly inferior 304 stainless steel tube is used, the nickel content is only 8%. Therefore, the use of high temperature and corrosion resistant stainless steel heating tubes with high nickel content in 316L stainless steel bright rods is also very advantageous. Stainless steel electric heating tube is a metal armored heating element with a metal tube as the outer shell, which can heat air, metal molds, and various liquids.

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