Dimensions of Flanged Triple Offset Butterfly Valves - ASME Class 300.
All dimensions are in "mm" unless noted otherwise.
Dimensions and images are taken from Velan Catalogue.
| Size NPS |
A | D | E | F | H | |
|---|---|---|---|---|---|---|
| Long pattern |
Short pattern |
|||||
| 80 | 279 | 247 | 282 | 114 | 52 | 142 |
| 100 | 326 | 294 | 305 | 127 | 52 | 142 |
| 150 | 384 | 315 | 403 | 140 | 67 | 67 |
| 200 | 438 | 394 | 419 | 152 | 89 | 67 |
| 250 | 531 | 476 | 457 | 165 | 123 | 338 |
| 300 | 584 | 508 | 502 | 178 | 154 | 395 |
| 350 | 620 | 559 | 762 | 191 | 60 | 472 |
| 400 | 659 | 593 | 838 | 216 | 97 | 503 |
| 450 | 732 | 639 | 914 | 222 | 181 | 567 |
| 500 | 780 | 510 | 991 | 229 | 181 | 599 |
| 600 | 950 | 856 | 1143 | 267 | 237 | 692 |
| 750 | 1093 | 1018 | 1143 | 451 | 292 | 1015 |
| 900 | 1252 | 1119 | 1727 | 508 | 356 | 1071 |