Diaphragm Valves

 (or 

) consists of a 

 body with two or more ports, a diaphragm, and a “weir or saddle” or seat upon which the diaphragm closes the 

. The

 is constructed from either plastic or metal mainly used in the bio-pharmaceutical industry by using compliant materials that can withstand sanitizing and sterilizing methods.

 can be manual or automated. Their application is generally as shut-off 

 in process systems with in the industrial, food and beverage, pharmaceutical and biotech industries.