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Dimension and weight of DIN2627 PN400 Welding Neck Flange
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| 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 | 125 | 24 | 85 | 58 | 44 | 2.6 | 4 | 6 | 40 | 2 | 4 | 18 | 2.1 |
| 17.2 | – | 125 | 24 | 85 | 58 | 44 | 2.6 | 4 | 6 | 40 | 2 | 4 | 18 | 2.09 | |
| 15 | – | 20 | 130 | 26 | 90 | 60 | 48 | 3.2 | 4 | 6 | 45 | 2 | 4 | 18 | 2.49 |
| 21.3 | – | 130 | 26 | 90 | 60 | 48 | 3.2 | 4 | 6 | 45 | 2 | 4 | 18 | 2.49 | |
| 25 | – | 30 | 160 | 34 | 115 | 78 | 68 | 5 | 4 | 8 | 68 | 2 | 4 | 22 | 5.14 |
| 33.7 | – | 160 | 34 | 115 | 78 | 68 | 5 | 4 | 8 | 68 | 2 | 4 | 22 | 5.11 | |
| 40 | – | 44.5 | 195 | 38 | 145 | 88 | 92 | 6.3 | 6 | 10 | 88 | 3 | 4 | 26 | 8.53 |
| 45.3 | – | 195 | 38 | 145 | 88 | 92 | 6.3 | 6 | 10 | 88 | 3 | 4 | 26 | 8.47 | |
| 50 | 63.5 | – | 210 | 42 | 160 | 100 | 106 | 8 | 6 | 10 | 102 | 3 | 8 | 26 | 10.52 |
| 65 | 88.9 | – | 255 | 51 | 200 | 120 | 138 | 11 | 6 | 12 | 122 | 3 | 8 | 30 | 19.26 |
| 80 | 101.6 | – | 275 | 55 | 220 | 130 | 156 | 12.5 | 8 | 14 | 138 | 3 | 8 | 30 | 24.81 |
| 100 | – | 133 | 335 | 65 | 265 | 145 | 186 | 16 | 8 | 16 | 162 | 3 | 8 | 36 | |
| 125 | – | 159 | 380 | 75 | 310 | 175 | 230 | 20 | 8 | 20 | 188 | 3 | 12 | 36 | 64.55 |
| 168.3 | – | 380 | 75 | 310 | 175 | 230 | 20 | 8 | 20 | 188 | 3 | 12 | 36 | 63.3 | |
| 150 | 193.7 | – | 425 | 84 | 350 | 195 | 265 | 25 | 10 | 25 | 218 | 3 | 12 | 36 | 91.04 |
| 175 | 219.1 | – | 485 | 95 | 400 | 215 | 308 | 28 | 10 | 28 | 260 | 3 | 12 | 42 | 135.46 |
| 200 | 244.5 | – | 525 | 103 | 440 | 235 | 345 | 30 | 10 | 30 | 285 | 3 | 16 | 42 | 170.94 |
| 250 | 323.9 | – | 640 | 125 | 540 | 300 | 428 | 40 | 12 | 40 | 345 | 3 | 16 | 52 | 311.99 |
