The pressure/ vacumm valve for cargo ships is also called as high velocity relief valve or P/ V valve, it is a controlled venting system necessary for oil tanker and chimical tanker,
DUROPROTECT -Wear resistance concept in 5 levels for rotary valve type ZRD, ZKD, ZVD ( powder) -Wear Resistance concept in 2 levels for rotary valve types ZVB and ZVH( pellet ) - Fitted to the....
Pressure range 3, 5 bar, ( 51 Psi) Pressure surge prood 10 bar ( 145 psi) , due to heavy duty desing Low maintenace Open end hight pressure rotor with 14 pockets without additional sealing system ....