產品說明：
手動對夾式刀形閘閥PZ73H
設計制造 Design and manufacture: JB/T8691-1998
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
主要性能規范 Key performanceindicators
| 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 |
| 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 |
