| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Hub Diam. Chamfer of W.N | Length Hub | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| inch | dn | O | C | X | A | Y | BC | BH | BN | BD | KG/PCS | LB/PCS |
1/2″ | 15 | 120.7 | 22.4 | 38.1 | 21.3 | 60.5 | 82.6 | 22.4 | 4 | 3/4″ | 2.1 | 4.6 |
3/4″ | 20 | 130 | 25.4 | 44.5 | 26.7 | 69.9 | 88.9 | 22.4 | 4 | 3/4″ | 2.7 | 5.9 |
1″ | 25 | 149.4 | 28.4 | 52.3 | 33.5 | 73.2 | 101.6 | 25.4 | 4 | 7/8″ | 3.9 | 8.6 |
1-1/4″ | 32 | 158.8 | 28.4 | 63.5 | 42.2 | 73.2 | 111.3 | 25.4 | 4 | 7/8″ | 4.5 | 9.9 |
1-1/2″ | 40 | 177.8 | 31.8 | 69.9 | 48.3 | 82.6 | 124 | 28.4 | 4 | 1″ | 6.2 | 13.7 |
2″ | 50 | 215.9 | 38.1 | 104.6 | 60.5 | 101.6 | 165.1 | 25.4 | 8 | 7/8″ | 11.3 | 24.9 |
2-1/2″ | 65 | 244.3 | 41.1 | 124 | 73.2 | 104.6 | 190.5 | 28.4 | 8 | 1″ | 16.3 | 36 |
3″ | 80 | 241.3 | 38.1 | 127 | 88.9 | 101.6 | 190.5 | 25.4 | 8 | 7/8″ | 15 | 33 |
4″ | 100 | 292.1 | 44.5 | 158.8 | 114.3 | 114.3 | 235 | 31.8 | 8 | 1 1/8″ | 24 | 52.8 |
5″ | 125 | 349.3 | 50.8 | 190.5 | 141.2 | 127 | 279.4 | 35.1 | 8 | 1 1/4″ | 38.5 | 85 |
6″ | 150 | 381 | 55.6 | 235 | 168.4 | 139.7 | 317.5 | 31.8 | 12 | 1 1/8″ | 50 | 110 |
8″ | 200 | 469.9 | 63.5 | 298.5 | 219.2 | 162.1 | 393.7 | 38.1 | 12 | 1 3/8″ | 85 | 187 |
10″ | 250 | 546.1 | 69.9 | 368.3 | 273.1 | 184.2 | 469.9 | 38.1 | 16 | 1 3/8″ | 123 | 271 |
12″ | 300 | 609.6 | 79.2 | 419.1 | 323.9 | 200.2 | 533.4 | 38.1 | 20 | 1 3/8″ | 168 | 370 |
14″ | 350 | 641.4 | 85.9 | 450.9 | 355.6 | 212.9 | 558.8 | 41.1 | 20 | 1 1/2″ | 198 | 436 |
16″ | 400 | 704.9 | 88.9 | 508 | 406.4 | 215.9 | 616 | 44.5 | 20 | 1 5/8″ | 225 | 495 |
18″ | 450 | 787.4 | 101.6 | 565.2 | 457.2 | 228.6 | 685.8 | 50.8 | 20 | 1 7/8″ | 318 | 701 |
20″ | 500 | 857.3 | 108 | 622.3 | 508 | 247.7 | 749.3 | 53.8 | 20 | 2″ | 376 | 829 |
24″ | 600 | 1041 | 139.7 | 749.3 | 609.6 | 292.1 | 901.7 | 66.5 | 20 | 2 1/2″ | 680 | 1498 |