The 9th China Environment Expo was held in Guangzhou from September 17 to 19 at Area B of the China Import and Export Fair Complex. As Asia’s flagship exhibition for environmental governance,...
The connection between the valve and the pipe
The way in which the valve is connected to the pipe
(1) Flange connection: Flange connection is one of the most common pipe connection methods. Gaskets...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
Manufactured valves must undergo various performance tests, the most important of which is pressure testing. Pressure test is to test whether the pressure value that the valve can withstand meets t...
At the 2026 China Water Association Annual Meeting, Tianjin Tanggu Water-Seal Valve Co., Ltd showcased its full range of products to support the development of the water industry. As a key player ...
The China (Guangxi)–ASEAN International Expo on Construction Materials and Machinery opened at the Nanning International Convention and Exhibition Center. Government officials and industry represen...