Diaphragm Valve quotation Diaphragm valve is a special form of shut-off valve. Its opening and closing part is a diaphragm made of soft material, which separates the inner cavity of the valve body from the inner cavity of the valve cover. The diaphragm valve is actually just a "clamping" valve. An elastic, disturbing diaphragm is bolted to the compression part. The compression part is operated by the valve stem to move up and down. When the compression part rises, the diaphragm It lifts high and creates a passage. When the compression member drops, the diaphragm presses on the valve body weir (if it is a weir valve) or presses on the bottom of the contour (if it is a straight-through type). The diaphragm valve is suitable for switching and throttling. use. Specifications Connection type: Welding/Thread Pressure of work: 1.0Mpa Dimension standard: GB, BS, ANSI, JIS Working temperature: 鈮?0鈩? 鈮?00鈩? 鈮?20鈩? http://www.zzvalvecn.com/diaphragm-valve/