Metal seat sealing pressure design for ball valves per Valve Design Manual criteria. — Valve Design Manual
| Seal Width (b) | -- | mm |
| Min. Required Pressure (qb) | -- | MPa |
| Actual Seal Pressure (q) | -- | MPa |
| Seat Preload Force (QMJ) | -- | N |
| Seat Medium Force (QJ) | -- | N |
| Min. Seal Force (Q1) | -- | N |
| Total Seal Force (Q) | -- | N |
| Judgment | -- |