手(shǒu)動刀形閘閥 PZ73H/X/F 主要零部件材質 Key parts material 閥體、上蓋Valve body, upper cap | 碳鋼、不鏽鋼(gāng)Carbon steel, stainless steel | 閥板Valve plate | 不鏽鋼stainless steel | 閥杆Stem | 不鏽鋼stainless steel | 密封圈Seal ring | 橡膠、四氟、不鏽鋼、硬質合金Rubber, PTFE, stainless steel,hard alloy | 主要性能規範(fàn) Key performance indicators 公稱壓力Nominal pressure | PN | 殼體(tǐ)試驗Casing test | 1.5XPN | 密封(fēng)試驗Leak test | 1.1XPN | 工作溫度Operating temperature | 橡(xiàng)膠≤80℃ 四氟密封≤180℃ 硬密(mì)封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ | 適用(yòng)介質Working medium | 糖漿(jiāng)、紙漿、汙水、煤漿、灰、渣(zhā)水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
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