| Nominal Pipe Size | Outside Diameter of Flange | Diameter of Raised Face | Thickness of Flanges Min. | Diameter of Hub | Hub Diameter Beginning of Chamfer | Length Through Hub | Bore | Diameter of Bolt Circle | Diameter of Bolt Holes | Number of Bolts | Approxi-mate Weight kgs |
| NPS | O | R | tf | X | A | Y | B | W | I | n | |
| 1/2 | 120 | 34.9 | 22.3 | 38 | 21.3 | 60 | 15.8 | 82.6 | 22.2 | 4 | 1.86 |
| 3/4 | 130 | 42.9 | 25.4 | 44 | 26.7 | 70 | 21.0 | 88.9 | 22.2 | 4 | 2.55 |
| 1 | 150 | 50.8 | 28.6 | 52 | 33.4 | 73 | 26.6 | 101.6 | 25.4 | 4 | 3.78 |
| 1 1/4 | 160 | 63.5 | 28.6 | 64 | 42.2 | 73 | 35.1 | 111.1 | 25.4 | 4 | 4.40 |
| 1 1/2 | 180 | 73.0 | 31.8 | 70 | 48.3 | 83 | 40.9 | 123.8 | 28.6 | 4 | 6.12 |
| 2 | 215 | 92.1 | 38.1 | 105 | 60.3 | 102 | 52.5 | 165.1 | 25.4 | 8 | 10.86 |
| 2 1/2 | 245 | 104.8 | 41.3 | 124 | 73.0 | 105 | 62.7 | 190.5 | 28.6 | 8 | 15.20 |
| 3 | 265 | 127.0 | 47.7 | 133 | 88.9 | 117 | 77.9 | 203.2 | 31.8 | 8 | 19.61 |
| 4 | 310 | 157.2 | 54.0 | 162 | 114.3 | 124 | 102.3 | 241.3 | 34.9 | 8 | 29.63 |
| 5 | 375 | 185.7 | 73.1 | 197 | 141.3 | 156 | 128.2 | 292.1 | 41.3 | 8 | 56.87 |
| 6 | 395 | 215.9 | 82.6 | 229 | 168.3 | 171 | 154.1 | 317.5 | 38.1 | 12 | 68.10 |
| 8 | 485 | 269.9 | 92.1 | 292 | 219.1 | 213 | 202.7 | 393.7 | 44.5 | 12 | 116.26 |
| 10 | 585 | 323.8 | 108.0 | 368 | 273.0 | 254 | 254.5 | 482.6 | 50.8 | 12 | 200.20 |
| 12 | 675 | 381.0 | 123.9 | 451 | 323.8 | 283 | 304.7 | 571.5 | 54.0 | 16 | 300.10 |
| 14 | 750 | 412.8 | 133.4 | 495 | 355.6 | 298 | 336.5 | 635.0 | 60.3 | 16 | 392.98 |
| 16 | 825 | 469.9 | 146.1 | 552 | 406.4 | 311 | 387.3 | 704.8 | 66.7 | 16 | 498.22 |
| 18 | 915 | 533.4 | 162.0 | 597 | 457.0 | 327 | 437.9 | 774.7 | 73.0 | 16 | 651.35 |
| 20 | 985 | 584.2 | 177.8 | 641 | 508.0 | 356 | 488.9 | 831.8 | 79.4 | 16 | 795.97 |
| 24 | 1170 | 692.2 | 203.2 | 762 | 610.0 | 406 | 590.9 | 990.6 | 92.1 | 16 | 1265.87 |
Requirements are valid for normal case, in special case you have to contact the technical department.
Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.
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