THRF
| NOMINAL PIPE SIZE | OUTSIDE DIA.(MM) | THICKNESS MIN (MM) | LENGTH THRU HUB (MM) | THREAD LENGTH | DIA. AT BASE OF HUB (MM) | DIA.OF RAISED FACE (MM) | DIA. OF BORE(MM) | NUMBER OF HOLES | DIA. OF HOLES(MM) | DIA. OF BOLT CIRCLE (MM) | HEIGHT OF RAISED FACE (MM) | APPROX. WEIGHT(KG) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | t | H | T | M | G | do |
|
h | C | f |
|
|
| 1/2" | 95.2 | 14.2 | 22.3 | 15.7 | 38.1 | 35.0 | 23.6 | 4 | 15.7 | 66.5 | 1.6 | 0.7 |
| 3/4" | 117.3 | 15.7 | 25.4 | 15.7 | 47.7 | 42.9 | 29.0 | 4 | 19.0 | 82.5 | 1.6 | 1.2 |
| 1" | 123.9 | 17.5 | 26.9 | 17.5 | 53.8 | 50.8 | 35.8 | 4 | 19.0 | 88.9 | 1.6 | 1.4 |
| 1.1/4" | 133.3 | 19.0 | 26.9 | 20.5 | 63.5 | 63.5 | 44.4 | 4 | 19.0 | 98.5 | 1.6 | 1.7 |
| 1.1/2" | 155.4 | 20.6 | 30.2 | 22.3 | 69.8 | 73.1 | 50.5 | 4 | 22.3 | 114.3 | 1.6 | 2.5 |
| 2" | 165.1 | 22.3 | 33.2 | 28.4 | 84.0 | 91.9 | 63.5 | 8 | 19.0 | 127.0 | 1.6 | 2.9 |
| 2.1/2" | 190.5 | 25.4 | 38.1 | 31.7 | 100.0 | 104.6 | 76.2 | 8 | 22.3 | 149.3 | 1.6 | 4.4 |
| 3" | 209.5 | 28.4 | 42.9 | 31.7 | 117.3 | 127.0 | 92.2 | 8 | 22.3 | 168.1 | 1.6 | 5.9 |
| 3.1/2" | 228.6 | 30.2 | 44.4 | 36.5 | 133.3 | 139.7 | 104.9 | 8 | 22.3 | 184.1 | 1.6 | 7.4 |
| 4" | 254.0 | 31.7 | 47.7 | 36.5 | 146.0 | 157.2 | 117.6 | 8 | 22.3 | 200.1 | 1.6 | 10 |
| 5" | 279.4 | 35.0 | 50.8 | 42.9 | 177.8 | 185.6 | 144.5 | 8 | 22.3 | 234.9 | 1.6 | 12.3 |
| 6" | 317.5 | 36.5 | 52.3 | 45.9 | 206.2 | 215.9 | 171.4 | 12 | 22.3 | 269.7 | 1.6 | 15.6 |
| 8" | 381.0 | 41.1 | 61.9 | 50.8 | 260.3 | 269.7 | 222.2 | 12 | 25.4 | 330.2 | 1.6 | 24.2 |
| 10" | 444.5 | 47.7 | 66.5 | 55.6 | 320.5 | 323.8 | 276.3 | 16 | 28.4 | 387.3 | 1.6 | 34.1 |
| 12" | 520.7 | 50.8 | 73.1 | 60.4 | 374.6 | 381.0 | 328.7 | 16 | 31.7 | 450.8 | 1.6 | 50 |
| 14" | 584.2 | 53.8 | 76.2 | 63.5 | 425.4 | 412.7 | 360.4 | 20 | 31.7 | 514.3 | 1.6 | 70 |
| 16" | 647.7 | 57.1 | 82.5 | 68.3 | 482.6 | 469.9 | 411.2 | 20 | 35.0 | 571.5 | 1.6 | 89 |
| 18" | 711.2 | 60.4 | 88.9 | 69.8 | 533.4 | 533.4 | 462.0 | 24 | 35.0 | 628.6 | 1.6 | 109 |
| 20" | 774.7 | 63.5 | 95.2 | 73.1 | 587.2 | 584.2 | 512.8 | 24 | 35.0 | 685.8 | 1.6 | 134 |
| 24" | 914.4 | 69.8 | 106.4 | 82.5 | 701.5 | 692.1 | 614.4 | 24 | 41.1 | 812.8 | 1.6 | 201 |