Construction

GB 3087 Grade 20 refers to a specific grade of seamless carbon steel boiler and superheater tubes according to the Chinese National Standard GB 3087. These tubes are designed for high-pressure and high-temperature applications, commonly used in boilers and heat exchangers.

ASTM A335/ASME SA335 P5 Boiler Steel Pipe in different sizes, grades and thickness as per customized requirements given by our clients.

ASTM A213 Stainless Steel 347H Boiler Tubes in different sizes, grades and thickness as per customized requirements given by our clients.