手動刀形閘閥 PZ73H/X/F 主要零部件材(cái)質 Key parts material 閥體、上蓋Valve body, upper cap | 碳鋼、不(bú)鏽鋼Carbon steel, stainless steel | 閥板Valve plate | 不鏽鋼stainless steel | 閥杆Stem | 不鏽(xiù)鋼stainless steel | 密封(fēng)圈Seal ring | 橡(xiàng)膠、四氟、不鏽鋼、硬質合金Rubber, PTFE, stainless steel,hard alloy | 主(zhǔ)要性能規範 Key performance indicators 公稱壓力Nominal pressure | PN | 殼(ké)體試驗Casing test | 1.5XPN | 密(mì)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(jiè)質Working medium | 糖漿、紙漿、汙水、煤漿、灰、渣水混(hún)合物(wù)Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
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