Detailed Weld Neck Flange Weight Specifications
NPS (inches) | Outside Dia (mm) | Hub Dia (mm) | Thickness (mm) | Bore (mm) | Weight 150# (kg) | Weight 300# (kg) | Weight 600# (kg) |
1/2 | 88.9 | 21.3 | 11.2 | 15.7 | 0.54 | 0.68 | 0.91 |
3/4 | 98.6 | 26.7 | 12.7 | 20.8 | 0.68 | 0.86 | 1.13 |
1 | 108.0 | 33.4 | 14.2 | 26.6 | 0.86 | 1.09 | 1.45 |
1-1/4 | 117.5 | 42.2 | 15.7 | 35.1 | 1.13 | 1.36 | 1.81 |
1-1/2 | 127.0 | 48.3 | 17.5 | 40.9 | 1.36 | 1.68 | 2.27 |
2 | 152.4 | 60.3 | 19.1 | 52.5 | 1.95 | 2.50 | 3.40 |
2-1/2 | 177.8 | 73.0 | 22.4 | 62.7 | 2.95 | 3.86 | 5.22 |
3 | 190.5 | 88.9 | 23.9 | 77.9 | 3.63 | 4.77 | 6.58 |
4 | 228.6 | 114.3 | 23.9 | 102.3 | 5.44 | 7.26 | 9.98 |
5 | 254.0 | 141.3 | 23.9 | 128.2 | 6.80 | 9.07 | 13.61 |
6 | 279.4 | 168.3 | 25.4 | 154.1 | 8.39 | 11.34 | 16.78 |
8 | 342.9 | 219.1 | 28.4 | 202.7 | 13.61 | 18.14 | 27.22 |
10 | 406.4 | 273.1 | 30.2 | 254.5 | 19.95 | 27.22 | 42.18 |
12 | 482.6 | 323.9 | 31.8 | 304.8 | 28.12 | 38.10 | 61.69 |
14 | 533.4 | 355.6 | 34.9 | 333.4 | 34.47 | 47.17 | 77.11 |
16 | 596.9 | 406.4 | 36.6 | 381.0 | 43.09 | 58.97 | 97.98 |
18 | 635.0 | 457.2 | 39.6 | 428.6 | 51.71 | 70.31 | 117.93 |
20 | 698.5 | 508.0 | 42.9 | 477.8 | 65.32 | 88.45 | 149.69 |
24 | 812.8 | 609.6 | 47.6 | 574.7 | 90.72 | 124.74 | 213.19 |
Weld Neck Flange Weight Chart – ASME B16.5 Class 150 (in KG)
| Size (Inch) | Outside Diameter (mm) | Approx. Weight (kg) |
|---|---|---|
| 1/2" | 90 | 1.80 kg |
| 1" | 110 | 2.90 kg |
| 2" | 150 | 5.40 kg |
| 3" | 190 | 8.50 kg |
| 4" | 230 | 12.00 kg |
| 6" | 280 | 20.00 kg |
| 8" | 345 | 30.50 kg |
| 10" | 405 | 45.00 kg |