As a pollution control enterprise, the most important task of a sewage treatment plant is to ensure that the effluent meets the standards. However, with the increasingly strict discharge standards ...
I. Principles for Selecting Butterfly Valves
1. Structure type selection
Center butterfly valve (center line type): The valve stem and butterfly disc are centrally symmetrical, with simple structur...
Gate Valve: A gate valve is a valve that uses a gate (gate plate) to move vertically along the axis of the passage. It is primarily used in pipelines for isolating the medium, i.e., fully open or f...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Due to the sealing element’s function of interrupting and connecting,regulating and distributing, separating and mixing media in the valvpassage, the sealing surface is often subject to corro...
Dual plate check valve, also known as double-door check valve, is a check valve widely used in various industries to prevent the backflow of liquid or gas. Their design allows for one-way flow and ...