DIN FLANGE DIN 2576
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(Dimensions in mm)
| Pipe | Flange | Drilling | Approx. Weight (7.85 kg/dm3) kg |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Nominal Size |
d1 | d5 | D | b1) | k | Number of Holes |
Bolt Diameter | d2 | ||
| 10 | 14 17.2*) |
14.5 17.7 |
90 | 14 | 60 | 4 | M12 | (1/2") | 14 | 0.613 0.605 |
| 15 | 20 21.3*) |
20.5 21.8 |
95 | 14 | 65 | 4 | M12 | (1/2") | 14 | 0.675 0.669 |
| 20 | 25 26.9*) |
25.5 27.4 |
105 | 16 | 75 | 4 | M12 | (1/2") | 14 | 0.947 0.936 |
| 25 | 30 33.7* |
30.5 34.2 |
115 | 16 | 85 | 4 | M12 | (1/2") | 14 | 1.14 1.11 |
| 32 | 38 42.4*) |
38.5 42.9 |
140 | 16 | 100 | 4 | M16 | (5/8") | 18 | 1.66 1.62 |
| 40 | 44.5 48.3*) |
45 48.8 |
150 | 16 | 110 | 4 | M16 | (5/8") | 18 | 1.89 1.86 |
| 50 | 57 60.3*) |
57.5 60.8 |
165 | 18 | 125 | 4 | M16 | (5/8") | 18 | 2.51 2.47 |
| 65 | 76.1*) | 76.6 | 185 | 18 | 145 | 4 | M16 | (5/8") | 18 | 3.00 |
| 80 | 88.9*) | 89.4 | 200 | 20 | 160 | 4 | M16 | (5/8") | 18 | 3.79 |
| 100 | 108 114.3*) |
108.5 114.8 |
220 | 20 | 180 | 8 | M16 | (5/8") | 18 | 4.20 4.03 |
| 125 | 133 139.7*) |
133.5 140.2 |
250 | 22 | 210 | 8 | M16 | (5/8") | 18 | 5.71 5.46 |
| 150 | 159 168.3*) |
159.5 168.8 |
285 | 22 | 240 | 8 | M20 | (3/4") | 23 | 6.72 6.57 |
| (175) | 191 193.7*) |
192 194.7 |
315 | 24 | 270 | 8 | M20 | (3/4") | 23 | 8.60 8.45 |
| 200 | 216 219.1*) |
217 220.1 |
340 | 24 | 295 | 8 | M20 | (3/4") | 23 | 9.50 9.31 |
| 250 | 318 323.9*) |
268 274 |
395 | 26 | 350 | 12 | M20 | (3/4") | 23 | 12.5 11.9 |
| 300 | 318 323.9*) |
319 324.9 |
445 | 26 | 400 | 12 | M20 | (3/4") | 23 | 14.4 13.8 |
| 350 | 355.6*) 368 |
356.6 369 |
505 | 28 | 460 | 16 | M20 | (3/4") | 23 | 20.6 19.0 |
| 400 | 406.4*) 419 |
407.4 420 |
565 | 32 | 515 | 16 | M24 | (7/8") | 27 | 27.9 25.9 |
| 500 | 508*) 521 |
509 522 |
670 | 38 | 620 | 20 | M24 | (7/8") | 27 | 41.1 37.9 |
*) Outside diameter of pipe corresponds to ISO recommendation R64.
Nominal size in parentheses should preferably be avoided.
1) By finishing the face, plate thickness b1 is reduced by 1-1.5mm.
Material: St.37-2, DIN 17100
Process: Machining the outside diameter, bore, and bolt holes.
A: Gasket suface unfinished
B: Gasket surface finished
[ For shipbuilders ]
Machining the outside diameter, bore; and bolt
holes; and chamfering the bore edge.
AS: Gasket surface unfinished
BS: Gasket surface finished
ANSI Dimension
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