Butterfly valve 1145 series

leverisolationfor acids

The 1145 series, which is manufactured by Sferaco, is a wafer butterfly valve that features a full crossing stem, and a long neck for isolation. The valve is integrated with a disc made of stainless steel, and an ISO 5211 mounting pad. The unit also incorporates a sealing ring made of PTFE, and measures 3 mm thickness with an elastic gasket made of silicone, and measures 6 mm in thickness. SPECIFICATIONS ; • - Long neck for isolation • - ISO 5211 mounting pad • - Wafer type • - Between flanges PN1Û/16 from DN32/40 to 400 and Class 150 (PN20) from DN40 to 400 (over on request ) • - Betwwen flanges PN10 from DN45Û to DN 1400 • - Full Crossing stem • - Removable EPDM seat • - Stainless Steel dise up to DN100 • - Ductile iron dise with black nlsan coating +/- 300 p over DN100 • - 9 positions lever with locking devee up to DN200 . stop in ail positions but non lockable from DN250 to 300 • - Rilsan coated body color RAL 5024.250-300 microns thickness • - Stem extension 75 mm length ( option ) • - Square lever 30x30 mm for spécial key ( option ) USE: • - Fluids : Cold and hot water. drinkable water • - Min and max Température Ts : From -20°C to + 110°C • - Max Pressure Ps : 16 bars up to DN300,10 bars over (see graphs page 5) RANGE : • - With lever from DN 32 to DN 300 • - Naked stem from DN 350 to DN1400 • - IP65 gear box possible ( Ref. 1197) from DN 32 to DN 1400 • - IP65 Chain gear box ( Ref. 1194) from DN 32 to DN 500 • - On request. stem extension with spécial length ( Rot. 98665 ) • - On request. CF8M stainless Steel handle and bolting Ref. 9831250-9831264