Dimensions of butt welding straight tees and crosses ASME B16.9
Dimensions of butt welding straight tees and crosses ASME B16.9.

Dimensions of butt welding straight tees and crosses ASME B16.9
| NPS | OD, D | Center to End | |
| Run, C | Outlet, M [Notes(1),(2)] | ||
| 1/2 | 21.3 | 25 | 25 |
| 3/4 | 26.7 | 29 | 29 |
| 1 | 33.4 | 38 | 38 |
| 1 ¼ | 42.2 | 48 | 48 |
| 1 ½ | 48.3 | 57 | 57 |
| 2 | 60.3 | 64 | 64 |
| 2 ½ | 73 | 76 | 76 |
| 3 | 88.9 | 86 | 86 |
| 3 ½ | 101.6 | 95 | 95 |
| 4 | 114.3 | 105 | 105 |
| 5 | 141.3 | 124 | 124 |
| 6 | 168.3 | 143 | 143 |
| 8 | 219.1 | 178 | 178 |
| 10 | 273 | 216 | 216 |
| 12 | 323.8 | 254 | 254 |
| 14 | 355.6 | 279 | 279 |
| 16 | 406.4 | 305 | 305 |
| 18 | 457 | 343 | 343 |
| 20 | 508 | 381 | 381 |
| 22 | 559 | 419 | 419 |
| 24 | 610 | 432 | 432 |
| 26 | 660 | 495 | 495 |
| 28 | 711 | 521 | 521 |
| 30 | 762 | 559 | 559 |
| 32 | 813 | 597 | 597 |
| 34 | 864 | 635 | 635 |
| 36 | 914 | 673 | 673 |
| 38 | 965 | 711 | 711 |
| 40 | 1016 | 749 | 749 |
| 42 | 1067 | 762 | 711 |
| 44 | 1118 | 813 | 762 |
| 46 | 1168 | 851 | 800 |
| 48 | 1219 | 889 | 838 |
| NOTES: | |||
| (1)Outlet dimension M for NPS 26 and larger is recommended but not required . | |||
| (2)Dimensions applicable to crosses NPS 24 and smaller. | |||
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