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.

GOST-12836-67-blind-flange-dimensions-pn25-2.5mpa

GOST-12836-67-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
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