Alloy pipes are a type of seamless steel pipe, categorized into structural seamless pipes and high-pressure, heat-resistant alloy pipes. The main differences lie in the production standards and industries for alloy pipes, where annealing and tempering are used to alter their mechanical properties to meet required processing conditions. Their performance varies more than that of general seamless steel pipes, offering higher utilization value. Alloy pipes contain more Chromium in their chemical composition, providing excellent high-temperature, low-temperature, and corrosion resistance. Carbon steel seamless pipes contain little to no alloy components, while alloy pipes are widely used in industries such as oil, aerospace, chemicals, electricity, boilers, and military due to their versatile and adjustable mechanical properties.