HVG MARINE VALVE 0185: Cast Steel P/V Valve
1. Brief Introduction: Cast Steel P/V Valve is pressure/vacuum valve for cargo oil tank. is also called as high-velocity relief valve, high velocity P/V valve, generally used in the relief system of the oil tanker and chemical tanker.
2. Product Detailed:
- Material: Cast Steel
- Opening Pressure of Vacuum Valve: -3.5 Kpa
- Operate: Pneumatic
- Media: Liquid
3. Material for Cast Steel P/V Valve:
| Serial No. | Parts | Quantity | Material | Remarks |
| 1 | P-valve base | 1 | ZG200-400 | Cast 20# |
| 2 | Water nozzle | 1 | 0Cr18Ni9 | SUS304 |
| 3 | P-valve seat | 1 | 0Cr18Ni9 | SUS304 |
| 4 | P-valve disc | 1 | 0Cr18Ni9 | SUS304 |
| 5 | Matching block | 1 | 0Cr18Ni9 | SUS304 |
| 6 | P-valve body (A) (B) | 1 | ZG200-400 | Cast 20# |
| 7 | Conducting machine | 1 | 0Cr18Ni9 | SUS304 |
| 8 | Handle | 1 | 0Cr18Ni9 | SUS304 |
| 9 | V-valve body | 1 | ZG200-400 | Cast 20# |
| 10 | Matching block | 1 | 0Cr18Ni9 | SUS304 |
| 11 | V-valve disc | 1 | 0Cr18Ni9 | SUS304 |
| 12 | V-valve seat | 1 | 0Cr18Ni9 | SUS304 |
| 13 | Flame screen | 2 | 00Cr17Ni14Mo2 | SUS304 |
| 14 | Flame screen gland | 1 | ZG200-400 | Cast 20# |
| 15 | Nameplate | 1 | 0Cr18Ni9 | SUS304 |
| 16 | Climbing pole | 1 | 0Cr18Ni9 | SUS304 |
| 17 | Gas-freeing cover or V-valve cover | 1 | ZG200-400 | Cast 20 |


