THRF
| NOMINAL PIPE SIZE | OUTSIDE DIA. (MM) | THICKNESS MIN (MM) | LENGTH THRU HUB (MM) | 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 | M | G | do | h | C | f | |||
| 1/2" | 88.9 | 11.2 | 15.7 | 30.2 | 35.1 | to be specified by end user | 4 | 15.7 | 60.5 | 1.6 | 0.4 |
| 3/4" | 98.6 | 12.7 | 15.7 | 38.1 | 42.9 | 4 | 15.7 | 69.9 | 1.6 | 0.6 | |
| 1" | 108.0 | 14.2 | 17.5 | 49.3 | 50.8 | 4 | 15.7 | 79.2 | 1.6 | 0.8 | |
| 1.1/4" | 117.3 | 15.7 | 20.6 | 58.7 | 63.5 | 4 | 15.7 | 88.9 | 1.6 | 1.1 | |
| 1.1/2" | 127.0 | 17.5 | 22.4 | 65.0 | 73.2 | 4 | 15.7 | 98.6 | 1.6 | 1.4 | |
| 2" | 152.4 | 19.1 | 25.4 | 77.7 | 91.9 | 4 | 19.1 | 120.7 | 1.6 | 2.1 | |
| 2.1/2" | 177.8 | 22.4 | 28.4 | 90.4 | 104.6 | 4 | 19.1 | 139.7 | 1.6 | 3.3 | |
| 3" | 190.5 | 23.9 | 30.2 | 108.0 | 127.0 | 4 | 19.1 | 152.4 | 1.6 | 3.9 | |
| 3.1/2" | 215.9 | 23.9 | 31.8 | 122.2 | 139.7 | 8 | 19.1 | 177.8 | 1.6 | 4.8 | |
| 4" | 228.6 | 23.9 | 33.3 | 134.9 | 157.2 | 8 | 19.1 | 190.5 | 1.6 | 5.3 | |
| 5" | 254.0 | 23.9 | 36.6 | 163.6 | 185.7 | 8 | 22.4 | 215.9 | 1.6 | 6.1 | |
| 6" | 279.4 | 25.4 | 39.6 | 192.0 | 215.9 | 8 | 22.4 | 241.3 | 1.6 | 7.6 | |
| 8" | 342.9 | 28.4 | 44.5 | 246.1 | 269.7 | 8 | 22.4 | 298.5 | 1.6 | 12.1 | |
| 10" | 406.4 | 30.2 | 49.3 | 304.8 | 323.9 | 12 | 25.4 | 362.0 | 1.6 | 16.5 | |
| 12" | 482.6 | 31.8 | 55.6 | 365.3 | 381.0 | 12 | 25.4 | 431.8 | 1.6 | 27.0 | |
| 14" | 533.4 | 35.1 | 57.2 | 400.1 | 412.8 | 12 | 28.4 | 476.3 | 1.6 | 35.0 | |
| 16" | 596.9 | 36.6 | 63.5 | 457.2 | 469.9 | 16 | 28.4 | 539.8 | 1.6 | 45.0 | |
| 18" | 635.0 | 39.6 | 68.3 | 505.0 | 533.4 | 16 | 31.8 | 577.9 | 1.6 | 49.0 | |
| 20" | 698.5 | 42.9 | 73.2 | 558.8 | 584.2 | 20 | 31.8 | 635.0 | 1.6 | 62.0 | |
| 24" | 812.8 | 47.8 | 82.6 | 663.4 | 692.1 | 20 | 35.1 | 749.3 | 1.6 | 87.0 |