Weir type diaphragm valves are widely used in many industries for their excellent performance and reliability when controlling the flow of fluids. Here are 5 important facts about weir type diaphragm valves that you may not know:
1. The first recorded use of a diaphragm type valve was in ancient Rome, the roman variant of a diaphragm valve was used to control the water flow and temperature of the hot baths
2. Today they are one of the most versatile types of valves available, able to be used for a variety of applications including process control, regulating and even in a relief function
3. Unlike other types of valves, weir type diaphragm valves are hermetically sealed which means they can be used in hazardous or explosive environments without fear of leaks.
4. Unlike other valves by nature of design the Weir type diaphragm valve is cavity free, perfect for clean water, pharmaceutical and food manufacturing applications
5. Weir type valves have multiple nick names – some of which are saddle valve, block Valves, A type valves and ridge valves, occasionally mistakenly called a pinch valve, however a pinch and diaphragm valve are complete separate entities.