GOST/ГОСТ 12836 Blind Flange Dimensions PN25 2.5Mpa
PDF: GOST 12836 flange dimensions blind flange PN25 2.5Mpa
GOST/ГОСТ 12836 Blind Flange Dimensions PN25 2.5Mpa.
PN25 2.5Mpa. Dimensions in mm.
NPS | WEIGHT PER KG | D | D1 | NO OF HOLES | h | D4 | b | D3 | D2 | h1 |
15 | 95 | 65 | 45 | 12 | 10 | 14 | 2 | 2 | 4 | 0.43 |
20 | 105 | 75 | 58 | 12 | 16 | 14 | 2 | 2 | 4 | 0.55 |
25 | 115 | 85 | 68 | 12 | 22 | 14 | 2 | 2 | 4 | 0.67 |
32 | 135 | 100 | 78 | 12 | 28 | 18 | 2 | 2 | 4 | 0.91 |
40 | 145 | 110 | 88 | 14 | 36 | 18 | 3 | 2 | 4 | 1.24 |
50 | 160 | 125 | 102 | 14 | 46 | 18 | 3 | 2 | 4 | 1.55 |
65 | 180 | 145 | 122 | 16 | 60 | 18 | 3 | 2 | 8 | 2.29 |
80 | 195 | 160 | 138 | 18 | 76 | 18 | 3 | 2 | 8 | 3.21 |
100 | 230 | 190 | 162 | 20 | 94 | 23 | 3 | 2 | 8 | 5.07 |
125 | 270 | 220 | 188 | 22 | 118 | 27 | 3 | 2 | 8 | 7.83 |
150 | 300 | 250 | 218 | 24 | 142 | 27 | 3 | 2 | 8 | 10.95 |
200 | 360 | 310 | 278 | 26 | 196 | 27 | 3 | 2 | 12 | 17.51 |
250 | 425 | 370 | 335 | 30 | 244 | 30 | 3 | 2 | 12 | 28.93 |
300 | 485 | 430 | 390 | 34 | 294 | 30 | 4 | 3 | 16 | 42 |
350 | 550 | 490 | 450 | 38 | 344 | 33 | 4 | 3 | 16 | 61.48 |
400 | 610 | 550 | 505 | 40 | 390 | 33 | 4 | 3 | 16 | 81.12 |
500 | 730 | 660 | 615 | 48 | 490 | 40 | 4 | 3 | 20 | 140.22 |
600 | 840 | 770 | 720 | 50 | 590 | 40 | 5 | 4 | 20 | 194.5 |
800 | 1075 | 990 | 930 | 63 | 780 | 46 | 5 | 4 | 24 | 409.07 |