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Oil tanker breathing valves installed on pipes

Breathing Valve Parameters:

  • DN/DN1: 80/100
  • DN/DN1: 100/150
  • Flange connect size and seal completely: GB569 or GB2501 or according to the customer’s request


Oil vessels, liquid cargo ships, chemical tankers, tanker trains, closed bunkers of liquids or chemicals.

Valves help to safely protect cargo compartments, tanks, containers when the pressure is up or down too prescribed, avoid deformation of the cargo hold

Actual images:

Since 2012, manufacturers no longer produce this type of valve. At the same time, the registration of production water is no longer granted certificates. Therefore, customers consider using high-speed breathing valves below.

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