Working Principle of Backflow Preventer
TWS backflow preventer is a mechanical device designed to prevent the reverse flow of contaminated water or other media into a potable water supply system or...
The correct installation of a butterfly valve is crucial for its sealing performance and service life. This document details the installation procedures, key considerations, and highlights the diff...
The Munich Environmental Expo (IFAT) was founded in 1966. It is the world’s leading professional environmental protection trade fair. It has obtained UFI international certification and is kn...
Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
From June 9 to June 11, 2026, the 14th Shanghai International Pump and Valve Exhibition was held grandly at the Shanghai National Convention and Exhibition Center. Tianjin Tanggu Water-Seal Valve C...
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