Features and Benefits Wider EPDM seat design, replaceable, its suit for different type of flanges. Streamlined SS304 disc. ISO5211 standard top flange, suit for different operations. Eccentric pin on the stem, not destroy structure of the stem, make sure the safety and strength. Signal feedback, with position indicator. Applicable Standards Design standard: BS5155, EN593, API609 Top flange standard: ISO5211 Flange standard: BS EN1092-2 Face to face standard: BS EN558-1 Pressure test standard: BS EN1074, API598 Technical Data Nominal Diameter:DN50~DN250 (2"~10") Nominal Pressure: PN16 Temperature Range: -5 C ~ +85 C Sealing test: 1.1PN Shell test: 1.5PN Suitable for: Water, ethylene glycol, non correction medium, etc.