NEWS

01-06

2022

Maintenance of copper valves

Copper valves are valve products made of copper as the basic material. Compared with traditional cast iron valves, their performance advantages are more obvious.

01-06

2022

The development of copper valve In China

In the early 1980s, my country developed copper valves by introducing and absorbing new technology, which changed the history of long-term use of cast iron valves in China. In the manufacturing process, the sand casting process was initially used, and in the early 1990s, it was changed to the forging process. By the beginning of the 21st century, China has developed into the world's copper valve manufacturing center.