Structure Type: Bidirectional Sealing Type Connection Type: Wafer Type Operated Manner: Electric Actuatorl Design and Manufacture Standard: GB/T, ANSI, JIS, DIN Norminal Pressure: 0.2-1.6MPa Size: 40-2000MM Body Material: HT200,GG25,QT450,GGG40 Seat: EPDM,NBR Working Temperature: Soft Sealing≤120℃ Suitable Media: Paper pulp, Dirty Water, Coal Slurry, Ashes, etc.