Dimension for Lap Joint Flanges
2500 lb/sq. in
Lap joint flanges as per ASME B16.5/ANSI B16.5 2500#/2500 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 | kg | |
| 1/2" | 21.3 | 133.4 | 22.9 | 30.2 | 39.6 | 3 | 42.9 | 4 | 22.4 | 88.9 | 2.92 |
| 3/4'' | 26.7 | 139.7 | 28.2 | 31.8 | 42.9 | 3 | 50.8 | 4 | 22.4 | 95.3 | 3.4 |
| 1'' | 33.4 | 158.8 | 35.1 | 35.1 | 47.8 | 3 | 57.2 | 4 | 25.4 | 108 | 4.77 |
| 11/4” | 42.2 | 184.2 | 43.7 | 38.1 | 52.3 | 4.8 | 73.2 | 4 | 28.4 | 130 | 7.08 |
| 11/2” | 48.3 | 203.2 | 50 | 44.5 | 60.5 | 6.4 | 79.2 | 4 | 31.8 | 146.1 | 9.93 |
| 2" | 60.3 | 235 | 62.5 | 50.8 | 69.9 | 7.9 | 95.3 | 8 | 28.4 | 171.5 | 14.7 |
| 21/2” | 70.3 | 266.7 | 75.4 | 57.2 | 79.2 | 7.9 | 114.3 | 8 | 31.8 | 196.9 | 21.3 |
| 3" | 88.9 | 304.8 | 91.4 | 66.5 | 91.9 | 9.7 | 133.4 | 8 | 35.1 | 228.6 | 32.3 |
| 4" | 114.3 | 355.6 | 116.8 | 76.2 | 108 | 11.2 | 165.1 | 8 | 41.1 | 273.1 | 52.5 |
| 5" | 141.3 | 419.1 | 144.5 | 91.9 | 130 | 11.2 | 203.2 | 8 | 47.8 | 323.9 | 82.6 |
| 6" | 168.3 | 482.6 | 171.5 | 108 | 152.4 | 12.7 | 235 | 8 | 53.8 | 368.3 | 127 |
| 8" | 219.1 | 552.5 | 222.3 | 127 | 177.8 | 12.7 | 304.8 | 12 | 53.8 | 438.2 | 186 |
| 10” | 273 | 673.1 | 277.4 | 165.1 | 228.6 | 12.7 | 374.7 | 12 | 66.5 | 539.8 | 352 |
| 12” | 323.8 | 762 | 328.2 | 184.2 | 254 | 12.7 | 441.5 | 12 | 73.2 | 619.3 | 501 |
Lap joint flanges as per ASME B16.5 / ANSI B16.5 2500 class/2500 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 | 5.25 | 0.9 | 1.19 | 1.56 | 0.12 | 1.69 | 4 | 0.88 | 3.5 | 6.4 |
| 3/4'' | 1.05 | 5.5 | 1.11 | 1.25 | 1.69 | 0.12 | 2 | 4 | 0.88 | 3.75 | 7.5 |
| 1'' | 1.315 | 6.25 | 1.38 | 1.38 | 1.88 | 0.12 | 2.25 | 4 | 1 | 5.25 | 10.5 |
| 11/4” | 1.66 | 7.25 | 1.72 | 1.5 | 2.06 | 0.19 | 2.88 | 4 | 1.12 | 5.12 | 15.6 |
| 11/2” | 1.9 | 8 | 1.97 | 1.75 | 2.38 | 0.25 | 3.12 | 4 | 1.25 | 5.75 | 21.9 |
| 2" | 2.375 | 9.25 | 2.46 | 2 | 2.75 | 0.31 | 3.75 | 8 | 1.12 | 6.75 | 32.4 |
| 21/2” | 2.875 | 10.5 | 2.97 | 2.25 | 3.12 | 0.31 | 4.5 | 8 | 1.25 | 7.75 | 46.9 |
| 3" | 3.5 | 12 | 3.6 | 2.62 | 3.62 | 0.38 | 5.25 | 8 | 1.38 | 9 | 71.1 |
| 4" | 4.5 | 14 | 4.6 | 3 | 4.25 | 0.44 | 6.5 | 8 | 1.62 | 10.75 | 116 |
| 5" | 5.563 | 16.5 | 5.69 | 3.62 | 5.12 | 0.44 | 8 | 8 | 1.88 | 12.75 | 182 |
| 6" | 6.625 | 19 | 6.75 | 4.25 | 6 | 0.55 | 9.25 | 8 | 2.12 | 14.5 | 280 |
| 8" | 8.625 | 21.75 | 8.75 | 5 | 7 | 0.5 | 12 | 12 | 2.12 | 17.25 | 410 |
| 10” | 10.75 | 26.5 | 10.92 | 6.5 | 9 | 0.5 | 14.75 | 12 | 2.62 | 21.25 | 775 |
| 12” | 12.75 | 30 | 12.92 | 7.25 | 10 | 0.5 | 17.38 | 12 | 2.88 | 24.38 | 1104 |
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