Water Seal Gate Valve

Summary of water seal gate valve products 1, S/Z series double disc two-way elastic seal, water seal valve opening and closing flexible, fast and reliable sealing. 2, product structure is simple, reasonable, easy maintenance and long service life. 3, water seal valve in the pipeline for opening and closing device, must is in full open or full closed position, shall not be used to adjust flow. 4, valve flange and welding machine has two connection way, for the manual and