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PQ42X quick release valves
Product Name:
PQ42X quick release valves
Description:

快速进排气阀 PQ42X

一、             概述

本公司PQ42X系列快速排(吸)气阀,系九十年代新产品,属国内外首创,独家产生,用球阀连成一体,用球阀蜜蜂,以免维修时全线停水。
二、             用途
本产品主要用于自来水、引水工程的管道上能使管道内的气体排出。
三、             特点
1.       能够排除管道中的气体,减少阻力,节约能源。
2.       当管道负压时,本产品能自动快速吸入空气防止管道破裂。
3.       排气能力是普通双孔排气阀多倍。
4.       本产品有快速排气阀于球阀连成一体,安装时底部不用安装保护阀,节省人力、物力。
5.       浮球为不锈钢,使用寿命长,安全可靠。
四、             技术参数
1.       使用介质:清水
2.       介质温度:常温
3.       公称压力:1.0Mpa
4.       浮球密封压力:0.05~1.1Mpa
5.       阀体材料:HT200
6.       浮球材料:不锈钢
7.       法兰连接标准:GB/T17241.6-98
8.       试压标准:Q/YECO1-2003
五、             快速排(吸)气阀外形及法兰连接尺寸表

       型号
尺寸
                      PQ42X-1.0
公称通径
    H
    D0
    D
    D1
  Z-∮d
    50
   400
    230
    65
   125
  4-19
    80
   520
    270
   200
   160
  8-19
   100
   520
    270
   220
   180
  8-19
   150
   735
    285
   285
   240
  8-23


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