A diaphragm valve for opening or closing a fluid flow path, the diaphragm valve comprising: a metal body provided with a valve seat, an inlet port and an outlet port; a metal diaphragm; a manually or

Diaphragm valves are frequently of a type having a diaphragm which is unaffected by corrosive fluids and having a resilient backing between the diaphragm and the compressor which transmits the clo

at least one valve seat disposed in said housing; a diaphragm having two opposing surfaces mounted in said housing, one of said two opposing surfaces resting against said valve seat;

A flow control valve regulates the flow or pressure of a fluid. Control valves normally respond to signals generated by independent devices such as flow meters or temperature gauges.

The installation and maintenance of the diaphragm valveshould be carefully

Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, a diaphragm, and a "saddle" or seat upon which the diaphragm closes the valve.

The diaphragm valve traces its origins back to the ancient Roman and Greek times, where it was used to control the water and temperature of the hot baths.

There are five general body styles of ball valves: single body, three piece body, split body, top entry, and welded.