Construction

‌ASTM A691 2-1/4Cr Grade Steel Pipe‌ is an electric fusion welded steel pipe specially designed for high temperature and high pressure conditions.

ASTM A234 WP91 pipe fittings are forged carbon steel and alloy steel butt welded pipe fittings for high temperature use. The material is ASTM A234 WP91. This kind of pipe fitting is suitable for pipeline systems in high-temperature, high-pressure petroleum, chemical, natural gas and other industries.

EN 10216-1 alloy steel seamless pipe is a seamless steel pipe that meets European standards and is mainly used in high temperature and high pressure industrial environments.

ASTM A192,ASME SA192 High-Pressure Seamless Boiler And Superheater Tubes are made by the seamless process and shall be either hot-finished or cold-finished, as specified.