autres fluides neutres pour le matériau Sens d'écoulement bidirectionnel Matériau du corps fonte Type de contrôle manuel (poignée) Facultatif actionneur électrique ou pneumatique possible (ISO 5211-2001)
kg 052 SA 153 71 98 80 30 15 F03 F05 1
entraxe des trous de connexion
№ Part Name Material 1 Body WCB Steel 2 Disc Stainless Steel 304 3 Stem Stainless Steel 304 4 Seat Seal Metal (D507 overlay) + Graphite 5 Packing Seal Stainless Steel 304 + Graphite
Gate type swivel disk Diameter 50-300 mm Nominal pressure 16 bar Medium temperature -20 to +200°C Application water supply
butterfly valves elephant wbv3131s 2w t h food grade stainless steel 304 seal silicon with quarter turn explosion proof electric drive elephant qt ex xem o1 380vac u1 380v Connection size:DN32 autres fluides neutres pour leButterfly valves are designed for use as shut off or regulating valves to control flows in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. Operating principle: The valves are opened and closed by turning the disk by 90. Opening is performed by turning the handle counterclockwise, closing clockwise. Electric quarter turn actuators are designed for remote and
