DIN2503 PN40 Flat Flange For Welding
DIN2503 PN40 Flat Flange For Welding Manufacturer Taurus supplies DIN2503 PN40 Flat Flange For Welding, DIN WN forged Flange, DIN Blind flange, DIN threaded Flanges in forged steel, Stainless Steel, Carbon steel: C22.8, RST37.2, S235JR, P235GH, P245GH, P250GH, ASTM A105, ASTM A182 F304 (1.4306), F304L(1.4307), F316(1.4404), F316L(1.4404), F321(1.4541) etc..
Dimension and weight of DIN2503 PN40 Flat Flange
| Nominal Pipe Size | Diameter of Pipe | Flange I.D | No. of holes | Flange Dia | Thk of Flange | Dia of Bolt Circle | Dia of Bolt Holes | Approx.Weight | |
| DN | ISO | DIN | D5 | BN | D | b | K | d2 | KG/PCS |
| 10 | - | 14 | 14.5 | 4 | 90 | 16 | 60 | 14 | 0.7 |
| 17.2 | - | 17.7 | 4 | 90 | 16 | 60 | 14 | 0.69 | |
| 15 | - | 20 | 21 | 4 | 95 | 16 | 65 | 14 | 0.77 |
| 21.3 | - | 22 | 4 | 95 | 16 | 65 | 14 | 0.77 | |
| 20 | - | 25 | 26 | 4 | 105 | 18 | 75 | 14 | 1.06 |
| 26.9 | - | 27.6 | 4 | 105 | 18 | 75 | 14 | 1.05 | |
| 25 | - | 30 | 31 | 4 | 115 | 18 | 85 | 14 | 1.27 |
| 33.7 | - | 34.4 | 4 | 115 | 18 | 85 | 14 | 1.25 | |
| 32 | - | 38 | 39 | 4 | 140 | 18 | 100 | 18 | 1.86 |
| 42.4 | - | 43.1 | 4 | 140 | 18 | 100 | 18 | 1.83 | |
| 40 | - | 44.5 | 45.5 | 4 | 150 | 18 | 110 | 18 | 2.12 |
| 48.3 | - | 49 | 4 | 150 | 18 | 110 | 18 | 2.09 | |
| 50 | - | 57 | 58.1 | 4 | 165 | 20 | 125 | 18 | 2.78 |
| 60.3 | - | 61.1 | 4 | 165 | 20 | 125 | 18 | 2.74 | |
| 65 | 76.1 | - | 77.1 | 8 | 185 | 22 | 145 | 18 | 3.48 |
| 80 | 88.9 | - | 90.3 | 8 | 200 | 24 | 160 | 18 | 4.33 |
| 100 | - | 108 | 109.6 | 8 | 235 | 24 | 190 | 22 | 5.82 |
| 114.3 | - | 115.9 | 8 | 235 | 24 | 190 | 22 | 5.61 | |
| 125 | - | 133 | 134.8 | 8 | 270 | 26 | 220 | 26 | 7.91 |
| 139.7 | - | 141.6 | 8 | 270 | 26 | 220 | 26 | 7.6 | |
| 150 | - | 159 | 161.1 | 8 | 300 | 28 | 250 | 26 | 10.12 |
| 168.3 | - | 170.5 | 8 | 300 | 28 | 250 | 26 | 9.58 | |
| 175 | 193.7 | - | 196.1 | 12 | 350 | 32 | 295 | 30 | 14.45 |
| 200 | 219.1 | - | 221.8 | 12 | 375 | 34 | 320 | 30 | 16.9 |
| 250 | - | 267 | 270.2 | 12 | 450 | 38 | 385 | 33 | 27.28 |
| 273 | - | 276.2 | 12 | 450 | 38 | 385 | 33 | 26.51 | |
| 300 | 323.9 | - | 327.6 | 16 | 515 | 42 | 450 | 33 | 36.38 |
| 350 | 355.6 | - | 359.7 | 16 | 580 | 46 | 510 | 36 | 52.83 |
| - | 368 | 372.2 | 16 | 580 | 46 | 510 | 36 | 50.24 | |
| 400 | 406.4 | - | 411 | 16 | 660 | 50 | 585 | 39 | 74.71 |
| - | 419 | 423.7 | 16 | 660 | 50 | 585 | 39 | 71.44 | |
| 500 | 508 | - | 513.6 | 20 | 755 | 52 | 670 | 42 | 86.87 |
| 600 | 610 | - | 616.5 | 20 | 890 | 54 | 795 | 48 | 121.84 |
| 700 | 711 | - | 716 | 24 | 995 | 58 | 900 | 48 | 150.93 |
| 800 | 813 | - | 818 | 24 | 1140 | 64 | 1030 | 56 | 219.08 |
| 900 | 914 | - | 920 | 28 | 1250 | 70 | 1140 | 56 | 271.16 |
| 1000 | 1016 | - | 1022 | 28 | 1360 | 78 | 1250 | 56 | 344.95 |
