... manufacture standard: GB/T, ANSI, JIS, DIN1). Pressure: 0.6-1.6 MP , 150Lb, 125LB2). Size: 50-1800mm, NPS: 2''TO 72'' inch3 ... 5). Working temperature: Rubber <100'C, Hard-seal< 425'C 6). Suitable Media: Paper pulp, Dirty Water, Coal Slurry, Ashes, etc ...