一 PZ673W圓形氣動全鑄造式刀閘閥主要零部件材料:
閥體、上蓋Valve body, upper cap
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碳鋼、不銹鋼Carbon steel, stainless steel
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閥板Valve plate
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不銹鋼stainless steel
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閥桿Stem
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不銹鋼stainless steel
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密封圈Seal ring
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橡膠、四氟、不銹鋼、硬質(zhì)合金Rubber, PTFE, stainless steel,hard alloy
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公稱壓力Nominal pressure
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PN
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殼體試驗Casing test
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1.5XPN
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密封試驗Leak test
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1.1XPN
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工作溫度Operating temperature
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橡膠≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃
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適用介質(zhì)Working medium
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糖漿、紙漿、污水、煤漿、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix
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