18 Inch Ball Valve
18 inch ball valves, Class 150-2500, API 6D approved, fire safe design, gear operated. Spring-loaded Seats: Assure sealing even at low pressures. 18 inch ball valve at affordable prices.
- Ball Type
- Trunnion Mounted Ball
- Size
- 18 inch (DN450)
- Pressure Rating
- Class 150-2500 (PN20-420)
- Unit Price
- $10000-100100
18 Inch (DN 450) Ball Valve Dimensions
18 inch ball valve face to face dimensions (flanged RF)
18 inch ball valve end to end dimensions (welded ends)
18 inch ball valve face to face dimensions (flanged RTJ)
| Size | Pressure Rating | Face to Face Dimension, inch (mm) (Full Bore and Reduced Bore Ball Valve) |
Minimum a Bore Diameter inch (mm) |
||
| Raised Face (A) | Weld End (B) | Ring Joint (C) | Full Bore Ball Valve | ||
| 18" | Class 150 | 34.00 (864) | 36.00 (914) | 34.50 (876) | 17.16 (436.0) |
| 18" | Class 300 | 36.00 (914) | 36.00 (914) | 36.63 (930) | 17.16 (436.0) |
| 18" | Class 600 | 43.00 (1092) | 43.00 (1092) | 43.00 (1092) | 17.16 (436.0) |
| 18" | Class 900 | 48.00 (1219) | 48.00 (1219) | 48.50 (1232) | 16.65 (423.0) |
| 18" | Class 1500 | 60.50 (1537) | — | 61.38 (1559) | 15.98 (406.0) |
| 18" | Class 2500 | — | — | — | 14.72 (374.0) |
a There is no upper size limit for a valve bore
18 Inch Ball Valve Weight, in Kgs
| NPS | DN | Pressure Rating | Trunnion Mounted Ball Valve (Full Bore) |
|
| Cast Steel | Forged Steel | |||
| 18" | 450 | Class 150 | 935 | 1440 |
| 18" | 450 | Class 300 | 1160 | 1715 |
| 18" | 450 | Class 600 | 2100 | 2135 |
| 18" | 450 | Class 900 | 2328 | 2810 |
| 18" | 450 | Class 1500 | 2850 | 3646 |
| 18" | 450 | Class 2500 | ... | ... |
