Stainless steel pipe is a metal pipe with high corrosion resistance, made of stainless steel material. Stainless steel pipes have advantages such as high temperature resistance, low temperature resistance, corrosion resistance, and oxidation resistance, making them widely used in fields such as chemical engineering, petroleum, medicine, food, aviation, and machinery. Stainless steel pipes are divided into two types according to manufacturing process: seamless stainless steel pipes and welded stainless steel pipes. The manufacturing process of seamless stainless steel pipes is complex and the production cost is high, but they have excellent mechanical properties and corrosion resistance, suitable for use in extreme working conditions such as high pressure, high temperature, and low temperature. The production process of welded stainless steel pipes is simple and cost-effective, but their mechanical properties and corrosion resistance are relatively poor, making them suitable for use under general working conditions.
The main materials of stainless steel pipes include 304, 316, 321, 310S, etc. Among them, 304 stainless steel pipes have good corrosion resistance and processing performance, and are widely used in fields such as home, construction, and decoration; 316 stainless steel pipes have better corrosion resistance and are suitable for fields such as chemical, pharmaceutical, and marine industries; 321 stainless steel pipes have better high-temperature resistance and are suitable for heat treatment, heat exchange, and other fields; 310S stainless steel pipes have better high-temperature and corrosion resistance, and are suitable for fields such as high-temperature furnaces and heat treatment equipment. In summary, stainless steel pipes have excellent corrosion resistance, mechanical properties, and high-temperature resistance, making them an important metal pipe material widely used in various fields.

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