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extended product description
Welding neck flange PN 40 according to DIN 2635
Seal surface with groove
according to DIN 2512
Table of dimensions
DN | Øz | Øy | f1 | f3 | d4 |
---|---|---|---|---|---|
10 | 19 | 31 | 2,0 | 2,5 | 40 |
15 | 28 | 40 | 2,0 | 2,5 | 45 |
20 | 35 | 51 | 2,0 | 2,5 | 58 |
25 | 42 | 58 | 2,0 | 2,5 | 68 |
32 | 50 | 66 | 2,0 | 2,5 | 78 |
40 | 60 | 76 | 3,0 | 2,5 | 88 |
50 | 72 | 88 | 3,0 | 2,5 | 102 |
65 | 94 | 110 | 3,0 | 2,5 | 122 |
80 | 105 | 121 | 3,0 | 2,5 | 138 |
100 | 128 | 150 | 3,0 | 3,0 | 162 |
125 | 154 | 176 | 3,0 | 3,0 | 188 |
150 | 182 | 204 | 3,0 | 3,0 | 218 |
200 | 238 | 260 | 3,0 | 3,0 | 285 |
250 | 291 | 313 | 3,0 | 3,0 | 345 |
300 | 342 | 364 | 4,0 | 3,0 | 410 |
350 | 394 | 422 | 4,0 | 3,5 | 465 |
400 | 446 | 474 | 4,0 | 3,5 | 535 |
500 | 548 | 576 | 4,0 | 3,5 | 615 |
All dimensions in mm
Comparison of dimension DIN 2512 and EN 1092-1
The overall dimensions of the tongues and grooves according to DIN EN 1092-1 are designed
lower or higher than according to DIN 2512 (Form N or Form F), issued 1975.
Seals
Gaskets according to DIN 2691 are used as static seals for flanges with a tongue and groove,
for example in high pressure quality graphite, elastomers, and plastics.