Double block and bleed valve Manufacturers Valvesonly Europe is one of the greatest Double block and bleed valve manufacturers in Germany.Description: Materials: Cast iron, Cast steel (WCB, WCC, WC6, WC9, LCB, LCC), Ductile iron, SS304, SS316 Class: PN10 to PN 450; 150 to 2500 Ends: Buttweld, Flanged, Socket weld, Threaded Size: 1/2’’to 24’’ Operations: Electric Actuated, Pneumatic Actuated, Gear Operated, Handwheel Operated https://www.valvesonlyeurope.com/product-category/double-block-and-bleed-ball-valve/