- Dimensions per ANSI/ASME B16.9.
- A 180° return long radius (LR) has a centerline curvature equal to 1-1/2 times the nominal pipe size (NPS) for 3/4 inch and larger sizes.
| Pipe Size | Outside Diameter at Bevel | J | K | Approx. Weight | |||
|---|---|---|---|---|---|---|---|
| NPS | DN | Std | XS | XXS | |||
| mm | mm | mm | kg | kg | kg | ||
| 1/2 | 15 | 21.3 | 76 | 48 | 0.9 | - | - |
| 3/4 | 20 | 26.7 | 76 | 51 | 0.9 | 1.5 | - |
| 1 | 25 | 33.4 | 76 | 56 | 1.8 | 2.2 | 3.3 |
| 1 1/4 | 32 | 42.2 | 95 | 70 | 2.9 | 4.0 | 6.0 |
| 1 1/2 | 40 | 48.3 | 114 | 83 | 4.2 | 5.3 | 8.8 |
| 2 | 50 | 60.3 | 152 | 106 | 7.1 | 9.7 | 16.5 |
| 2 1/2 | 65 | 73 | 190 | 132 | 14.3 | 17.6 | 30.9 |
| 3 | 80 | 88.9 | 229 | 159 | 22.7 | 28.7 | 48.5 |
| 3 1/2 | 90 | 101.6 | 267 | 184 | 28.7 | 37.0 | 70.5 |
| 4 | 100 | 114.3 | 305 | 210 | 40.8 | 55.1 | 88.2 |
| 5 | 125 | 141.3 | 381 | 262 | 66.1 | 97.0 | 158.7 |
| 6 | 150 | 168.3 | 457 | 313 | 110.2 | 154.3 | 286.6 |
| 8 | 200 | 219.1 | 610 | 414 | 209.4 | 313.1 | 520.3 |
| 10 | 250 | 273 | 762 | 518 | 257.9 | 474.0 | - |
| 12 | 300 | 323.8 | 914 | 619 | 507.1 | 705.5 | - |
| 14 | 350 | 355.6 | 1067 | 711 | 716.5 | 881.8 | - |
| 16 | 400 | 406.4 | 1219 | 813 | 908.3 | 1,212.5 | - |
| 18 | 450 | 457 | 1372 | 914 | 1,124.4 | 1,521.2 | - |
| 20 | 500 | 508 | 1524 | 1016 | 1,411.0 | 1,829.8 | - |
| 22 | 550 | 559 | 1676 | 1118 | 1,735.0 | 2,292.8 | - |
| 24 | 600 | 610 | 1829 | 1219 | 1,962.1 | 2,645.5 | - |