Gas exploration

3003 aluminum alloy is an alloy in the wrought aluminum-manganese family (3000 or 3xxx series).

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.

EN 10305-1 C35E grade pipe is ductile and strong with long-term wear characteristics. These tubes are manufactured to EN specifications and are commercially known as carbon steel tubes.

SA213 S30432 (super 304H) steel is a new type of 18-8 austenitic stainless steel, which is mainly used to manufacture superheater and reheater of ultra supercritical boiler with metal wall temperature not exceeding 700 ℃.