| DN | Outside Diameter of Flange (D) | Flange Thickness (b) | Diameter of Raised Face (d3) | Height of Raised Face (f) | Bolt Size | Drilling — Number of Holes (No.) | Bolt Hole Diameter (d1) | Pitch Circle Diameter (d) | Diameter of Base Hub (d2) | Radius (r) |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 75 | 12 | 33 | 2 | M10 | 4 | 11 | 50 | 20 | 3 |
| 15 | 80 | 12 | 38 | 2 | M10 | 4 | 11 | 55 | 26 | 3 |
| 20 | 90 | 14 | 48 | 2 | M10 | 4 | 11 | 65 | 34 | 4 |
| 25 | 100 | 14 | 58 | 3 | M10 | 4 | 11 | 75 | 44 | 4 |
| 32 | 120 | 16 | 69 | 3 | M12 | 4 | 14 | 90 | 54 | 5 |
| 40 | 130 | 16 | 78 | 3 | M12 | 4 | 14 | 100 | 64 | 5 |
| 50 | 140 | 16 | 88 | 3 | M12 | 4 | 14 | 110 | 74 | 5 |
| 65 | 160 | 16 | 108 | 3 | M12 | 4 | 14 | 130 | 94 | 6 |
| 80 | 190 | 18 | 124 | 3 | M16 | 4 | 18 | 150 | 110 | 6 |
| 100 | 210 | 18 | 144 | 3 | M16 | 4 | 18 | 170 | 130 | 6 |
| 1251) | 240 | 20 | 174 | 3 | M16 | 8 | 18 | 200 | 160 | 6 |
| 150 | 265 | 20 | 199 | 3 | M16 | 8 | 18 | 225 | 182 | 6 |
| 1751) | 295 | 20 | 226 | 3 | M16 | 8 | 18 | 255 | 210 | 8 |
| 200 | 320 | 22 | 254 | 3 | M16 | 8 | 18 | 280 | 238 | 8 |
| 2251) | 345 | 24 | 282 | 3 | M16 | 8 | 18 | 305 | 264 | 8 |
| 250 | 375 | 24 | 309 | 3 | M16 | 12 | 18 | 335 | 284 | 10 |
| 300 | 440 | 24 | 363 | 4 | M20 | 12 | 22 | 395 | 342 | 10 |
| 350 | 490 | 26 | 413 | 4 | M20 | 12 | 22 | 445 | 392 | 10 |
| 400 | 540 | 28 | 463 | 4 | M20 | 16 | 22 | 495 | 442 | 10 |
| 450 | 595 | 28 | 518 | 4 | M20 | 16 | 22 | 550 | 494 | 12 |
| 500 | 645 | 30 | 568 | 4 | M20 | 20 | 22 | 600 | 544 | 12 |
| 5501) | 705 | 30 | 618 | 5 | M24 | 20 | 26 | 655 | 590 | 12 |
| 600 | 755 | 30 | 667 | 5 | M24 | 20 | 26 | 705 | 642 | 12 |
| 6501) | 810 | 32 | 694 | 5 | M24 | 20 | 26 | 760 | 690 | 12 |
| 700 | 860 | 32 | 772 | 5 | M24 | 24 | 26 | 810 | 746 | 12 |
| 750 | 920 | 34 | 826 | 5 | M24 | 24 | 26 | 865 | 790 | 12 |
| 800 | 975 | 34 | 878 | 5 | M24 | 24 | 26 | 920 | 850 | 12 |
| 900 | 1075 | 36 | 978 | 5 | M24 | 24 | 26 | 1020 | 950 | 12 |
| 1000 | 1175 | 36 | 1078 | 5 | M24 | 28 | 26 | 1120 | 1050 | 12 |
| 1200 | 1405 | 40 | 1295 | 5 | M30 | 32 | 33 | 1340 | 1264 | 12 |
| 1400 | 1630 | 44 | 1510 | 5 | M30 | 36 | 33 | 1560 | 1480 | 12 |
| 15001) | 1730 | 46 | 1590 | 5 | M30 | 36 | 33 | 1660 | 1580 | 12 |
| 1600 | 1830 | 48 | 1710 | 5 | M30 | 40 | 33 | 1760 | 1680 | 12 |
| 1800 | 2045 | 50 | 1918 | 5 | M36 | 44 | 39 | 1970 | 1878 | 15 |
| 2000 | 2265 | 54 | 2125 | 5 | M36 | 48 | 39 | 2180 | 2082 | 15 |
| 2200 | 2475 | 60 | 2335 | 6 | M36 | 52 | 39 | 2390 | N/A | 15 |
| 2400 | 2685 | 62 | 2545 | 6 | M36 | 56 | 39 | 2600 | N/A | 15 |
| 25001) | 2800 | 64 | 2650 | 6 | M42 | 60 | 46 | 2710 | N/A | 15 |
| 2600 | 2905 | 64 | 2750 | 6 | M42 | 60 | 46 | 2810 | N/A | 15 |
| 2800 | 3115 | 68 | 2960 | 6 | M42 | 64 | 46 | 3020 | N/A | 15 |
| 3000 | 3315 | 70 | 3160 | 6 | M42 | 68 | 46 | 3220 | N/A | 15 |
| 3200 | 3525 | 76 | 3370 | 6 | M42 | 72 | 46 | 3430 | N/A | 15 |
| 3400 | 3735 | 80 | 3580 | 6 | M42 | 76 | 46 | 3640 | N/A | 15 |
| 3600 | 3970 | 84 | 3790 | 6 | M48 | 80 | 52 | 3860 | N/A | 15 |
| 1) Non-preferred size. | ||||||||||
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