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AX742 diaphragm type pressure relieving\sustaining valves
 


Product introduction
 

Diaphragm type pressure relieving/sustaining valves is installed in feeding water system's pipeline in high building,fire protection and other.When the line pressure is bey ond the valves's setting pressure,the valves automatically opens to relieve pressure to ensure the pipeline is safe,and at the same time it can be used as pressure sustaining valves to ensure the upstream pressure is enough.The valves can provide and unchanged setting pressure and once the pressure is over,the valves opens quickly andrelieve the over pressure.The valves can close stably and smoothly and prevent the pressure repercussions.


Typical installation diagram
 


main imensions
  unit:mm
DN 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 203 216 241 292 330 356 457 533 610 686 762 864 914 1067
H 300 337 467 520 580 640 778 889 1010 1037 1264 1294 1324 1600


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