Dimension for Lap Joint Flanges
900 lb/sq. in
Lap joint flanges as per ASME B16.5/ANSI B16.5 900#/900 lbs in mm
| Pipe | Flange | Hub | Drilling Template | Approx Weight | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom. | OD | D | J | b | h | r | m | Number | I | k | |
| Size | mm | mm | mm | mm | mm | mm | mm | mm | mm | Kilo | |
| 1/2" | 21.3 | 120.6 | 22.9 | 22.3 | 31.7 | 3 | 38.1 | 4 | 22.3 | 82.5 | 1.71 |
| 3/4'' | 26.7 | 130 | 28.2 | 25.4 | 35 | 3 | 44.4 | 4 | 22.3 | 88.9 | 2.3 |
| 1'' | 33.4 | 149.3 | 35 | 28.4 | 41.1 | 3 | 52.3 | 4 | 25.4 | 101.6 | 3.4 |
| 11/4” | 42.2 | 158.7 | 43.7 | 28.4 | 41.1 | 4.8 | 63.5 | 4 | 25.4 | 111.2 | 3.85 |
| 11/2” | 48.3 | 177.8 | 50 | 31.7 | 44.4 | 6.4 | 69.8 | 4 | 28.4 | 123.9 | 5.28 |
| 2" | 60.3 | 215.9 | 62.5 | 38.1 | 57.1 | 7.8 | 104.6 | 8 | 25.4 | 165.1 | 9.78 |
| 21/2” | 73 | 244.3 | 75.4 | 41.1 | 63.5 | 7.8 | 123.9 | 8 | 28.4 | 190.5 | 13.6 |
| 3" | 88.9 | 241.3 | 91.4 | 38.1 | 53.8 | 9.6 | 127 | 8 | 25.4 | 190.5 | 11.3 |
| 4" | 114.3 | 292.1 | 116.8 | 44.4 | 69.8 | 11.1 | 158.7 | 8 | 31.7 | 234.9 | 19.2 |
| 5" | 141.3 | 349.2 | 144.5 | 50.8 | 79.2 | 11.1 | 190.5 | 12 | 35 | 279.4 | 31.2 |
| 6" | 168.3 | 381 | 171.4 | 55.6 | 85.8 | 12.7 | 234.9 | 12 | 31.7 | 317.5 | 40.5 |
| 8" | 219.1 | 469.9 | 222.2 | 63.5 | 114.3 | 12.7 | 298.4 | 12 | 38.1 | 393.7 | 71.5 |
| 10” | 273 | 546.1 | 277.4 | 69.8 | 127 | 12.7 | 368.3 | 16 | 38.1 | 469.9 | 104 |
| 12” | 323.8 | 609.6 | 328.2 | 79.2 | 142.7 | 12.7 | 419.1 | 20 | 38.1 | 533.4 | 139 |
| 14” | 355.6 | 641.3 | 360.2 | 85.8 | 155.4 | 12.7 | 450.8 | 20 | 41.1 | 558.8 | 161 |
| 16” | 406.4 | 704.8 | 411.2 | 88.9 | 165.1 | 12.7 | 508 | 20 | 44.4 | 615.9 | 194 |
| 18” | 457.2 | 787.4 | 462.3 | 101.6 | 190.5 | 12.7 | 565.1 | 20 | 50.8 | 685.8 | 267 |
| 20” | 508 | 857.2 | 514.3 | 107.9 | 209.5 | 12.7 | 622.3 | 20 | 53.8 | 749.3 | 334 |
| 24” | 609.6 | 1041.4 | 615.9 | 139.7 | 266.7 | 12.7 | 749.3 | 20 | 66.5 | 901.7 | 618 |
Lap joint flanges as per ASME B16.5 / ANSI B16.5 900 class/900 lbs in inches
| Pipe | Flange | Hub | Drilling Template | Approx Weight | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom. | OD | D | J | b | h | r | m | Number | I | k | |
| Size | in. | in. | in. | in. | in. | in. | in. | in. | in. | Pounds | |
| 1/2" | 0.84 | 4.75 | 0.9 | 0.88 | 1.25 | 0.12 | 1.5 | 4 | 0.88 | 3.25 | 3.8 |
| 3/4'' | 1.05 | 5.12 | 1.11 | 1 | 1.38 | 0.12 | 1.75 | 4 | 0.88 | 3.5 | 5.1 |
| 1'' | 1315 | 5.88 | 1.38 | 1.12 | 1.62 | 0.12 | 2.06 | 4 | 1 | 4 | 7.5 |
| 11/4” | 1.66 | 6.25 | 1.72 | 1.12 | 1.62 | 0.19 | 2.5 | 4 | 1 | 4.38 | 8.5 |
| 11/2” | 1.9 | 7 | 1.97 | 1.25 | 1.75 | 0.25 | 2.75 | 4 | 1.12 | 4.88 | 11.6 |
| 2" | 2.375 | 8.5 | 2.46 | 1.5 | 2.25 | 0.31 | 4.12 | 8 | 1 | 6.5 | 21.5 |
| 21/2” | 2.875 | 9.62 | 2.97 | 1.62 | 2.5 | 0.31 | 4.88 | 8 | 1.12 | 7.5 | 30 |
| 3" | 3.5 | 9.5 | 3.6 | 1.5 | 2.12 | 0.38 | 5 | 8 | 1 | 7.5 | 24.9 |
| 4" | 4.5 | 11.5 | 4.6 | 1.75 | 2.75 | 0.44 | 6.25 | 8 | 1.25 | 9.25 | 42.3 |
| 5" | 5563 | 13.75 | 5.69 | 2 | 3.12 | 0.44 | 7.5 | 8 | 1.38 | 11 | 68.7 |
| 6" | 6625 | 15 | 6.75 | 2.19 | 3.38 | 0.5 | 9.25 | 12 | 1.25 | 12.5 | 89.2 |
| 8" | 8625 | 18.5 | 8.75 | 2.5 | 4.5 | 0.5 | 11.75 | 12 | 1.5 | 15.5 | 158 |
| 10” | 10.75 | 21.5 | 10.92 | 2.75 | 5 | 0.5 | 14.5 | 16 | 1.5 | 18.5 | 229 |
| 12” | 12.75 | 24 | 12.92 | 3.12 | 5.62 | 0.5 | 16.5 | 20 | 1.5 | 21 | 306 |
| 14” | 14 | 25.25 | 14.18 | 3.38 | 6.12 | 0.5 | 17.75 | 20 | 1.62 | 22 | 355 |
| 16” | 16 | 27.25 | 16.19 | 3.5 | 6.5 | 0.5 | 20 | 20 | 1.75 | 24.25 | 427 |
| 18” | 18 | 31 | 18.2 | 4 | 7.5 | 0.5 | 22.25 | 20 | 2 | 27 | 5.88 |
| 20” | 20 | 33.75 | 20.25 | 4.25 | 8.25 | 0.5 | 24.5 | 20 | 2.12 | 29.5 | 736 |
| 24” | 24 | 41 | 24.25 | 5.5 | 10.5 | 0.5 | 29.5 | 20 | 2.62 | 35.5 | 1361 |
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