Dimension and weight of DIN2637 PN100 Welding Neck Flange
Pipe Parameter d1 Flange Dimension Neck Size Hub Size Screw Approx. Flange Weight
DN ISO DIN D b k h1 d3 s r h2 d4 f No. of Holes d2 KG/PCS
10 14 100 20 70 45 28 1.8 4 6 40 2 4 14 1.07
17.2 100 20 70 45 32 1.8 4 6 40 2 4 14 1.08
15 20 105 20 75 45 32 2 4 6 45 2 4 14 1.19
21.3 105 20 75 45 34 2 4 6 45 2 4 14 1.19
25 30 140 24 100 58 48 2.6 4 8 68 2 4 18 2.61
33.7 140 24 100 58 52 2.6 4 8 68 2 4 18 2.6
40 44.5 170 26 125 62 65 2.9 6 10 88 3 4 22 4
48.3 170 26 125 62 70 2.9 6 10 88 3 4 22 3.99
50 57 195 28 145 68 86 3.2 6 10 102 3 4 26 5.72
60.3 195 28 145 68 90 3.2 6 10 102 3 4 26 5.7
65 76.1 220 30 170 76 108 3.6 6 12 122 3 8 26 7.43
80 88.9 230 32 180 78 120 4 8 12 138 3 8 26 8.58
100 108 265 36 210 90 145 5 8 12 162 3 8 30 13.02
114.3 265 36 210 90 150 5 8 12 162 3 8 30 12.79
125 133 315 40 250 105 180 6.3 8 12 188 3 8 33 21.29
139.7 315 40 250 105 180 6.3 8 12 188 3 8 33 20.68
150 159 355 44 290 115 210 7.1 10 12 218 3 12 33 28.9
168.3 355 44 290 115 210 7.1 10 12 218 3 12 33 27.76
175 193.7 385 48 320 127 245 8.8 10 16 260 3 12 33 36.94
200 219.1 430 52 360 130 278 10 10 16 285 3 12 36 49.35
250 267 505 60 430 157 340 12.5 12 18 345 3 12 39 81.71
273 505 60 430 157 340 12.5 12 18 345 3 12 39 80.09
300 323.9 585 68 500 170 400 14.2 12 18 410 4 16 42 116.25
350 355.6 655 74 560 189 460 16 12 20 465 4 16 48 166.09
368 655 74 560 189 460 16 12 20 465 4 16 48 160.53