xiniao

Fold by function 1. Bypass valve: The ball valve is generally opened in still water, so the bypass valve is set to be flat pressure first, that is, the two sides are filled with water; 2. Air valve: when water ... Read More

advantage 1. The fluid resistance is small, and the full-bore ball valve basically has no flow resistance. 2. Simple structure, small size and light weight. 3. Tight and reliable. It has two sealing surfaces, and the sealing surface materials of ... Read More

(1) The disassembly and decomposition operation must be carried out after confirming that the upstream and downstream pipelines of the ball valve have indeed been relieved of pressure. (2) Non-metallic parts should be removed from the cleaning agent immediately after ... Read More