| DN |
Pipe Outside Diameter (OD) |
Outside Diameter of Flange (D) |
Thickness of flange minimum (b) |
Diameter of Raised Face (d3) |
Height of Raised Face (f) |
Bolts | Drilling No |
Bolt Hole diameter (d1) |
Pitch Circle of Bolt Holes (d) |
|---|---|---|---|---|---|---|---|---|---|
| 10 | 17,2 | 90 | 12 | 40 | 2 | M12 | 4 | 14 | 60 |
| 15 | 21,3 | 95 | 14 | 45 | 2 | M12 | 4 | 14 | 65 |
| 20 | 26,9 | 105 | 14 | 58 | 2 | M12 | 4 | 14 | 75 |
| 25 | 33,7 | 115 | 16 | 68 | 2 | M12 | 4 | 14 | 85 |
| 32 | 42,4 | 140 | 18 | 78 | 2 | M16 | 4 | 18 | 100 |
| 40 | 48,3 | 150 | 20 | 88 | 3 | M16 | 4 | 18 | 110 |
| 50 | 60,3 | 165 | 20 | 102 | 3 | M16 | 4 | 18 | 125 |
| 65 | 76,1 | 185 | 22 | 122 | 3 | M16 | 4 | 18 | 145 |
| 80 | 88,9 | 200 | 22 | 138 | 3 | M16 | 8 | 18 | 160 |
| 100 | 114,3 | 235 | 25 | 162 | 3 | M20 | 8 | 22 | 190 |
| 1251) | 139,7 | 270 | 28 | 188 | 3 | M24 | 8 | 26 | 220 |
| 150 | 168,3 | 300 | 30 | 218 | 3 | M24 | 8 | 26 | 250 |
| 1751) | 193,7 | 330 | 25 | 248 | 3 | M24 | 12 | 26 | 280 |
| 200 | 219,1 | 360 | 28 | 278 | 3 | M24 | 12 | 26 | 310 |
| 2251) | 244,5 | 395 | 30 | 306 | 3 | M24 | 12 | 26 | 340 |
| 250 | 273,0 | 425 | 30 | 335 | 3 | M24 | 12 | 26 | 370 |
| 300 | 323,9 | 485 | 32 | 395 | 4 | M24 | 16 | 26 | 430 |
| 350 | 355,6 | 555 | 35 | 450 | 4 | M30 | 16 | 33 | 490 |
| 400 | 406,4 | 620 | 40 | 505 | 4 | M30 | 16 | 33 | 550 |
| 450 | 457,0 | 670 | 45 | 555 | 4 | M30 | 20 | 33 | 600 |
| 500 | 508,0 | 730 | 50 | 615 | 4 | M30 | 20 | 33 | 660 |
| 550 | 559,0 | 785 | 55 | 670 | 5 | M36 | 20 | 39 | 710 |
| 600 | 610,0 | 845 | 60 | 720 | 5 | M36 | 20 | 39 | 770 |
| 1) Non-preferred size. | |||||||||
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