High Velocity Pressure Vacuum Relief Valve
Product overview (purpose)
High Velocity Pressure Vacuum Relief Valve.
The product is installed at tanker, chemical carrier which are equipped with cargo tank. The purpose of this product is to relieve the pressure / vacuum in cargo tank and to prevent the flame passage.
IMO MSC/Circ. 677/1009, ISO 15364:2007, ISO16852:2010
IMO MSC/Circ.450 Rev.1
API 2000 - Flow test procedure
Vapor control system of USCG ( 46 CFR.39-20.11 & 162.017 )
High Velocity Pressure Vacuum Relief Valve have been manufactured over 25 years, and reliability has been verified. Also, design for all functions has been upgraded in order to solve customer's difficulty.
Mainly, the performance of flow & flashback test has been verified, and the engineering for venting system can be implemented by long term experience expert.