... from DN50-1800mm High quality and competitive price Manual Knife gate valve, wafer type knife gate valve ... T, ANSI, JIS, DIN1). Pressure: 0.6-1.6 MP , 150Lb, 125LB2). Size: 50-1800mm, NPS: 2''TO ... 'C, Hard-seal< 425'C 6). Suitable Media: Paper pulp, Dirty Water, Coal Slurry, Ashes, etc/Our ... products are widely used in paper making factory, Coal Washing plants, Sewage treatment plants, ...