Diaphragm & Gauge Valves / ManifoldsA valve is a device that regulates, directs or controls the flow of a fluid by opening, closing, or partially obstructing various passageways. Valves are technically valves fittings, but are usually discussed as a separate category. VD3VD3 Series Pressure Rating up to 241bar (3,500 psig) Catalog 2D / 3D Spec. Working Pressure : 3,500 psig Instant open and close the valve with no o-ring no packing or no bellows in the flow stream Stainless Steel and Brass DK-Lok 1/4 in. and 6mm OD Female Pipe thread 1/4 in.Brief Description It is featured that the diaphragm valve serves economical, high performance and high cycle life time. The diaphragm valve is used for shut-off, isolation in gas control systems, and analyzer sampling systems. The valve ensures positive and consistent shut-off with manual and offers a metal to metal seal to atmosphere for leak integrity with thin plate diaphragm.