With orrosion resislant valve body and oor rosion resisiant diaphrag m. non p ncking structure. throttle

element for elastic diaphragm and smooth flow channel of valve body, the pneumalic diaphragm valve has

the adventages of small negalive force, large flow, no leakage, convenient and reliable, lireproof and

gxplosion- proof, and is widaly aplicable口weak acid, wak. alkali, weak corrosion in industrial automation

system. Flow t egulation of high viscosily. glume. fiber and toric and non polluing media.