NC No.9 PISTON TYPE BREATHER VALVE
| model | Nominal diameter | Body material | connection |
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BVN-1 Type - PISTON TYPE - BVN-1-80 to 250 |
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BVN-1 Type - PISTON TYPE -
BVN-1-80 to 250
-Function
This device is installed on the cargo oil tank of an oil tanker, to keep the pressure in the tank stable, and to protect the cargo oil tank from damages caused by overpressures or under-pressures. Additionally, the device is a valve for reducing the vaporization loss of the cargo oil.
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