Butterfly valve THESIS series

manualflange

MAIN STANDARD FEATURES: CONSTRUCTION: • GENERAL SPECIFICATIONS: BS EN 593 - (BS 5155) - MSS SP67 - API 609. According to UNI TR 11 354 • CONNECTION WITH FLANGES UNI EN 1092: PN10 - PN16 DN40 - DN150 PN10 DN200 - DN600. • MAXIMUM WORKING PRESSURE: PN16 DN40 - DN150 PN10 DN200 - DN600. • TEMPERATURE LIMITS WITH SEALING SEATS IN: EPDM -20°C / +110°C for fluids EPDM-HT -20°C / +130°C for fluids NBR -20°C / +90°C for fluids NBR -20°C / +60°C for gas • FACE TO FACE DIMENSIONS IN CONFORMITY WITH: BS EN 558 - ISO5752 - MSS SP67 - API609 - DIN3202/3-K1. • TOP FLANGE: drilling ISO5211. • OPERATION DEVICE: lever DN40 - DN200, gear DN250 - DN600. • Tested for vacuum at 900mbar • Shiny epoxy. • NB: for material compatibility please check the table with corrosion resistance at the end of the catalogue. SPECIAL OPTIONS: • Reduction gear with manual operation also for small DN. ON REQUEST: • Kit to convert from a manual valve to an actuated valve. • For further special requests please consult our technical/commercial service.