手動刀形閘閥 PZ73H/X/F
結構長度 structural length: GB/T15188.2-94
法蘭連接 Flange connection: GB/T9113.1-2000 JB/T79-94
試驗與驗收 testing and acceptance: GB/T13927-92
主要零部件材質 Key parts material
閥體、上蓋Valve body, upper cap | 碳鋼、不銹鋼Carbon steel, stainless steel |
閥板Valve plate | 不銹鋼stainless steel |
閥桿Stem | 不銹鋼stainless steel |
密封圈Seal ring | 橡膠、四氟、不銹鋼、硬質合金Rubber, PTFE, stainless steel,hard alloy |
主要性能規范 Key performance indicators
公稱壓力Nominal pressure | PN |
殼體試驗Casing test | 1.5XPN |
密封試驗Leak test | 1.1XPN |
工作溫度Operating temperature | 橡膠≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ |
適用介質Working medium | 糖漿、紙漿、污水、煤漿、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |