Cast Iron Body Diaphragm Valve is designed with flexible diaphragm which ensures completes the stream line passage formed, principally, by the body. The Valve ensures that the diaphragm completely isolates the body with its fluid passage from the bonnet and prevent to damaging the mechanism, because this isolations of the valve does not require a spindle gland. The Valve is strong and rigid in construction and requires minimal maintenance. Cast Iron Body Diaphragm Valve is application specific in design and accurate in dimension.