Italy Standard Uni 6090 Pn16 Lapped Flange Dimensions
| ITALY STANDARD UNI 6090 PN16 LAPPED FLANGE DIMENSIONS TABLE | ||||||||||
| Directions for the designation | Lapped flanges | Sscrews | Weight | |||||||
| Rated Diameter |
External diameter of the pipe |
a | b | D | d2 | f | t | Holes | Flange | |
| 25 | 30 | 85 | 16 | 115 | 33 | 14 | 4 | 4 | M12 | 1,11 |
| 33,7 | 37 | 1,08 | ||||||||
| 32 | 38 | 100 | 16 | 140 | 41 | 18 | 4 | 4 | M 16 | 1,63 |
| 42,4 | 46 | 1,58 | ||||||||
| 40 | 44,5 | 110 | 16 | 150 | 48 | 18 | 4 | 4 | M 16 | 1,85 |
| 48,3 | 52 | 1,81 | ||||||||
| 50 | 57 | 125 | 16 | 165 | 62 | 18 | 4 | 4 | M 16 | 2,16 |
| 60,3 | 64 | 2,14 | ||||||||
| 65 | 76,1 | 145 | 16 | 185 | 80 | 18 | 4 | 4 | M 16 | 2,60 |
| 80 | 88,9 | 160 | 18 | 200 | 94 | 18 | 5 | 8*** | M 16 | 3,14 |
| 100 | 108 | 180 | 18 | 220 | 113 | 18 | 5 | 8 | M 16 | 3,63 |
| 114,3 | 119 | 3,47 | ||||||||
| 125 | 133 | 210 | 18 | 250 | 138 | 18 | 5 | 8 | M 16 | 4,49 |
| 139,7 | 145 | 4,26 | ||||||||
| 150 | 159 | 240 | 18 | 285 | 164 | 22 | 5 | 8 | M 20 | 5,54 |
| 168,3 | 174 | 5,16 | ||||||||
| 175 | 193,7 | 270 | 20 | 315 | 200 | 22 | 5 | 8 | M 20 | 6,76 |
| 200 | 219,1 | 295 | 20 | 340 | 225 | 22 | 5 | 12 | M 20 | 7,22 |
| 250 | 267 | 355 | 24 | 405 | 273 | 25 | 5 | 12 | M 22 | 12,0 |
| 273 | 279 | 11,6 | ||||||||
| 300 | 323,9 | 410 | 28 | 460 | 330 | 25 | 5 | 12 | M 22 | 16,3 |
| 350 | 355,6 | 470 | 32 | 520 | 362 | 25 | 5 | 16 | M 22 | 25,4 |
| 368 | 374 | 23,6 | ||||||||
| 400 | 406,4 | 525 | 36 | 580 | 413 | 30 | 6 | 16 | M 27 | 33,4 |
| 419 | 426 | 31,0 | ||||||||
| 450 | 457,2 | 585 | 40 | 640 | 464 | 30 | 6 | 20 | M 27 | 43,3 |
| 500 | 508 | 650 | 44 | 715 | 515 | 33 | 6 | 20 | M 30 | 60,6 |
| * |
The weight is approximate and calculated on base 7.85 Kg/dm3
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| ** |
Raw hole to be worked again according to the real external diameter of the pipe
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| *** |
For PN10 the flange should have 4 holes
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