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QB2 dual-port exhaust valve
Product Name：
 QB2 dual-port exhaust valve
Description：

雙口排氣閥 QB2

概述：

雙口排氣閥誕生于70年代，體形大，重量重，排氣量小，該排氣閥在80年代末最為理想產品，問世以來一直還續用。排氣閥是管道必配設備，安裝在管道最高點或閉氣地方，來排除管內氣體，來疏通管道，使管道運轉正常，如停電，停泵管內會出現負壓力會引起管道振動或破裂，該排氣閥及時吸氣，確保管路安全。
 
 
QP2-10外形尺寸表

公稱通徑
DN(mm)
   D
   D1
   L
   H
   d0
  Z-∮d
   50
  160
  125
  355
  350
   75
  4-14
   80
  195
  160
  420
  410
   80
  4-14
  100
  215
  180
  450
  440
   90
  4-18
  150
  280
  240
  550
  450
  110
  8-23
  200
  335
  245
  630
  620
  125
  8-23

技術參數：
1.工作壓力：1.0Mpa
2介質：清水
3使用溫度：常溫
4閥體：HT200
5浮球：不銹鋼

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