- Dimensions per ANSI/ASME B16.9.
- A 90° elbow short radius (SR) has a centerline curvature equal to 1 times the nominal pipe size (NPS) for 1 inch and larger size
| Pipe Size | OD at Bevel | D | Approx. Weight | |||
|---|---|---|---|---|---|---|
| NPS | DN | Std | XS | XXS | ||
| mm | mm | kg | kg | kg | ||
| 0.51 | 16 | - | - | 0.2 | 0.4 | - |
| 0.751 | 19 | - | - | 0.2 | 0.4 | - |
| 1 | 25 | 33.4 | 25.0 | 0.7 | 0.7 | 0.9 |
| 1.25 | 32 | 42.2 | 32.0 | 0.9 | 1.1 | 1.8 |
| 1.5 | 40 | 48.3 | 38.0 | 0.9 | 1.5 | 2.4 |
| 2 | 50 | 60.3 | 51.0 | 1.8 | 2.6 | 4.4 |
| 2.5 | 65 | 73.0 | 64.0 | 4.0 | 4.6 | 8.4 |
| 3 | 80 | 88.9 | 76.0 | 5.7 | 7.7 | 12.8 |
| 3.5 | 90 | 101.6 | 89.0 | 7.7 | 9.9 | 18.7 |
| 4 | 100 | 114.3 | 102.0 | 9.9 | 13.4 | 24.3 |
| 5 | 125 | 141.3 | 127.0 | 16.5 | 24.3 | 41.9 |
| 6 | 150 | 168.3 | 152.0 | 26.5 | 39.7 | 70.5 |
| 8 | 200 | 219.1 | 203.0 | 50.7 | 77.2 | 132.3 |
| 10 | 250 | 273.0 | 254.0 | 94.8 | 116.8 | - |
| 12 | 300 | 323.8 | 305.0 | 136.7 | 185.2 | - |
| 14 | 350 | 355.6 | 356.0 | 176.4 | 220.5 | - |
| 16 | 400 | 406.4 | 406.0 | 220.5 | 297.6 | - |
| 18 | 450 | 457.0 | 457.0 | 277.8 | 368.2 | - |
| 20 | 500 | 508.0 | 508.0 | 352.7 | 454.2 | - |
| 22 | 550 | 559.0 | 559.0 | 434.3 | 573.2 | - |
| 24 | 600 | 610.0 | 610.0 | 524.7 | 661.4 | - |
Notes:
1. These fittings are available in DN15 & DN20 but the dimensions are not explicitly specified in ANSI B16.9. These values convert Imperial Units to Metric using a 25.4mm in an Inch