Industrial boiler tubes are typically manufactured according to international standards such as ASTM, ASME, EN, and GB. These standards specify the material grades, chemical composition, mechanical properties, dimensions, and testing requirements for boiler tubes used in high-temperature and high-pressure environments. Common standards include ASTM A192, ASTM A210, ASTM A213, ASME SA192, and EN 10216-2, which ensure the safety and reliability of boiler systems used in power plants, petrochemical facilities, and industrial heating equipment.