DQ Marine
ISO 9001-2008 Company | 7x24Hrs Service
Shipbuilding Equipment,Machienry and Consumables Supplies

PV Valves Series

PV valve is the abbreviation of pressure/vacuum valve, also called as high velocity relief valve,High Velocity Pressure/Vacuum Relife Valve or P/V Valve, It is composed of pressure valve and vacuum valve, and the vacuum valve is with flame screen.

High Velocity Valve is installed on the liquid cargo ship and provide automatic control of pressure differential during loading, voyage, ballasting and de-ballasting without manual operation. Futhermore,pressure/vacuum valve provides the active protection against fire and explosion on the deck.

Body Material: Cast Steel, Nodular Iron, Stainless Steel

Trim: Stainless Steel

Certificate: CCS, BV, ABS 

Standard: ISO15364-2007, MSC/circ. 677,IMO MSC/circ. 1009


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