Тип Электрическая О шаровой кран

EV431 Electric O type soft sealing ball valve EV432 Electric O type hard sealing ball valve Comprised of intelligent electric actuators and O type ball valves. Light, small and compact, with little flow resistance. Soft sealing seat can reach zero leakage. Applicable to conditions of high differential pressure and large diameter, and fluids with high viscosity, fibre, granule or special gas. Specifications DN(mm): DN25 DN400 PN: ANSI150 600, JIS10K 40K Material of parts Body: WCB, CF8, CF8M Core: 304, 316, 316L Seat: RPTFE Counterpoint polyphenyl: PTFE Stem: 304, 316, 316L Fluid temperature Soft sealing RPTFE seat: -20 +180 centigrade degree Counterpoint polyphenyl seat: -20 +250 centigrade degree Hard sealing: (304, 316L) + STL seat: -60 +500 centigrade degree Rated stroke: 0-90° Ambient temp.: -20 +80 centigrade degree Flow characteristics: Quick open Leakage: ANSI ClassIV VI, tiny bubble tight