结构长度 structural length: GB/T15188.2-94

法兰连接 Flange connection: GB/T9113.1-2000  JB/T79-94

试验与验收  testing and acceptance: GB/T13927-92

 

主要零部件材质  Key parts material

阀体、上盖Valve body, upper cap 铸铁，碳钢、不锈钢Carbon steel, stainless steel

阀板Valve plate 铸铁，碳钢，不锈钢stainless steel

阀杆Stem 不锈钢stainless steel

密封圈Seal ring 橡胶、四氟、不锈钢、硬质合金Rubber, PTFE, stainless steel,hard alloy

 

主要性能规范  Key performance indicators

公称压力Nominal pressure PN

壳体试验Casing test 1.5XPN

密封试验Leak test 1.1XPN

工作温度Operating temperature 橡胶≤80℃ 四氟密封≤180℃  硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃

适用介质Working medium 糖浆、纸浆、污水、煤浆、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix