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Dimensions of PN 10 flanges

This diagram illustrates the arrangement but not necessarily the correct number of bolt holes K D L
This diagram illustrates the arrangement but not necessarily the correct number of bolt holes
Flange type 01 C 1 B 1
Flange type 01
Flange type 02 and 32 B 2 B 1 d 1 E C 1 F 1
Flange type 02 and 32
Flange type 02 and 33 N 3 C 1 B 2 d 1 E
Flange type 02 and 33
Flange type 02 and 35 C 1 A S d 1 H 4 F 2
Flange type 02 and 35
Flange type 02 and 36 C 1 A S d 1 H 6 F 3
Flange type 02 and 36
Flange type 02 and 37 C 1 A S d 1 H 5 F 4
Flange type 02 and 37
Flange type 04 and 34 A B 3 S N 1 d 1 E H 2 F 1 C 1 H 3
Flange type 04 and 34
Flange type 05 C 4 G max
Flange type 05
Flange type 11 H 2 A N 1 S C 2 H 3 R 1
Flange type 11
Flange type 01 N 2 C 2 R 1 H 1 B 1
Flange type 12
Flange type 13 N 2 C 2 R 1 H 1
Flange type 13
Flange type 21 N 3 C 3 A C 3 N 3 R 1 R 1
Flange type 21

DN Outside diameter $ D $ , in $ \mathrm{mm} $ Diameter of bolt circle $ K $ , in $ \mathrm{mm} $ Diameter of bolt hole $ L $ , in $ \mathrm{mm} $ Number of bolts Bolts size Outside diameter of neck $ A $ , in $ \mathrm{mm} $ Bore diameters $ B_1 $ , in $ \mathrm{mm} $ Bore diameters $ B_2 $ , in $ \mathrm{mm} $ Bore diameters $ B_3 $ , in $ \mathrm{mm} $ Flange thickness $ C_1 $ , in $ \mathrm{mm} $ Flange thickness $ C_2 $ , in $ \mathrm{mm} $ Flange thickness $ C_3 $ , in $ \mathrm{mm} $ Flange thickness $ C_4 $ , in $ \mathrm{mm} $ Chamfer $ E $ , in $ \mathrm{mm} $ Collar thickness $ F_1 $ , in $ \mathrm{mm} $ Collar thickness $ F_2 $ , in $ \mathrm{mm} $ Collar thickness $ F_3 $ , in $ \mathrm{mm} $ Collar thickness $ F_4 $ , in $ \mathrm{mm} $ Centre portion $ G_{max} $ , in $ \mathrm{mm} $ Length $ H_1 $ , in $ \mathrm{mm} $ Length $ H_2 $ , in $ \mathrm{mm} $ Length $ H_3 $ , in $ \mathrm{mm} $ Length $ H_4 $ , in $ \mathrm{mm} $ Length $ H_5 $ , in $ \mathrm{mm} $ Length $ H_6 $ , in $ \mathrm{mm} $ Neck diameters $ N_1 $ , in $ \mathrm{mm} $ Neck diameters $ N_2 $ , in $ \mathrm{mm} $ Neck diameters $ N_3 $ , in $ \mathrm{mm} $ Corner radius $ R_1 $ , in $ \mathrm{mm} $
10 90 60 14 4 M12 17.2 18 21 31 14 16 16 16 3 12 5 2 2.5 - 22 35 6 35 7 35 28 30 28 4
15 95 65 14 4 M12 21.3 22 25 35 14 16 16 16 3 12 5 2 2.5 - 22 38 6 38 7 38 32 35 32 4
20 105 75 14 4 M12 26.9 27.5 31 42 16 18 18 18 4 14 6 2.5 3 - 26 40 6 40 8 40 40 45 40 4
25 115 85 14 4 M12 33.7 34.5 38 49 16 18 18 18 4 14 7 2.5 3 - 28 40 6 40 10 40 46 52 50 4
32 140 100 18 4 M16 42.4 43.5 47 59 18 18 18 18 5 14 8 3 3 - 30 42 6 42 12 42 56 60 60 6
40 150 110 18 4 M16 48.3 49.5 53 67 18 18 18 18 5 14 8 3 3 - 32 45 7 45 15 45 64 70 70 6
50 165 125 18 4 M16 60.3 61.5 65 77 20 18 18 18 5 16 8 3 4 - 28 45 8 45 20 45 74 84 84 6
65 185 145 18 8 M16 76.1 77.5 81 96 20 18 18 18 6 16 8 3 4 55 32 45 10 45 20 45 92 104 104 6
80 200 160 18 8 M16 88.9 90.5 94 108 20 20 20 20 6 16 10 3 4 70 34 50 10 50 25 50 105 118 120 6
100 220 180 18 8 M16 114.3 116 120 134 22 20 20 20 6 18 10 4 4 90 40 52 12 52 25 52 131 140 140 8
125 250 210 18 8 M16 139.7 141.5 145 162 22 22 22 22 6 18 10 4 4 115 44 55 12 55 25 55 156 168 170 8
150 285 240 22 8 M20 168.3 170.5 174 188 24 22 22 22 6 20 10 4 4 140 44 55 12 55 25 55 184 195 190 10
200 340 295 22 8 M20 219.1 221.5 226 240 24 24 24 24 6 20 11 5 5 190 44 62 16 62 30 62 234 246 246 10
250 395 350 22 12 M20 273 276.5 281 294 26 26 26 26 8 22 12 8 - 235 46 68 16 68 - 68 292 298 298 12
300 445 400 22 12 M20 323.9 327.5 333 348 26 26 26 26 8 22 12 8 - 285 46 68 16 68 - 68 342 350 348 12
350 505 460 22 16 M20 355.6 359.5 365 400 30 26 26 26 8 22 13 8 - 330 53 68 16 68 - 68 385 400 408 12
400 565 515 26 16 M24 406.4 411 416 450 32 26 26 26 8 24 14 8 - 380 57 72 16 72 - 72 440 456 456 12
450 615 565 26 20 M24 457 462 467 498 36 28 28 28 8 24 15 - - 425 63 72 16 72 - - 488 502 502 12
500 670 620 26 20 M24 508 513.5 519 550 38 28 28 28 8 26 16 - - 475 67 75 16 75 - - 542 559 559 12
600 780 725 30 20 M27 610 616.5 622 650 42 30 34 34 8 26 18 - - 575 75 82 18 80 - - 642 658 658 12
700 895 840 30 24 M27 711 - 721 - 50 35 - 38 8 - 20 - - 670 - 85 18 80 - - 746 - 772 12
800 1015 950 33 24 M30 813 - 824 - 56 38 - 48 8 - 20 - - 770 - 96 18 90 - - 850 - 876 12
900 1115 1050 33 28 M30 914 - 926 - 62 38 - 50 8 - 22 - - 860 - 99 20 95 - - 950 - 976 12
1000 1230 1160 36 28 M33 1016 - 1028 - 70 44 - 54 8 - 24 - - 960 - 105 20 95 - - 1052 - 1080 16
1200 1455 1380 39 32 M36 1219 - 1234 - 83 55 - 66 8 - 26 - - 1160 - 132 25 115 - - 1256 - 1292 16
1400 1675 1590 42 36 M39 1422 - - - - 65 - - - - - - - - - 143 25 - - - 1460 - 1496 16
1600 1915 1820 48 40 M45 1626 - - - - 75 - - - - - - - - - 159 25 - - - 1666 - 1712 16
1800 2115 2020 48 44 M45 1829 - - - - 85 - - - - - - - - - 175 30 - - - 1868 - 1910 16
2000 2325 2230 48 48 M45 2032 - - - - 90 - - - - - - - - - 186 30 - - - 2072 - 2120 16
2200 2550 2440 56 52 M52 2235 - - - - 100 - - - - - - - - - 202 35 - - - 2275 - - 18
2400 2760 2650 56 56 M52 2438 - - - - 110 - - - - - - - - - 218 35 - - - 2478 - - 18
2600 2960 2850 56 60 M52 2620 - - - - 110 - - - - - - - - - 224 40 - - - 2680 - - 18
2800 3180 3070 56 64 M52 2820 - - - - 124 - - - - - - - - - 244 40 - - - 2882 - - 18
3000 3405 3290 62 68 M56 3020 - - - - 132 - - - - - - - - - 257 45 - - - 3085 - - 18
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