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- welding neck flanges
- threaded flanges
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- plate flanges
- loose plate flanges
- collars
- flange-fittings
- ANSI/ ASME
- other
- Systems
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welding neck flange PN 25FL.F25
welding neck flange PN 25 with tongue DIN 2634/ 2512
Welding neck fange PN 25 acc. to DIN 2634
(Dimensions for DN < 200 see PN 40)
Seal surface with spring
according to DIN 2512 Shape F
Table of dimensions
| DN | Øw | Øx | f2 |
|---|---|---|---|
| 200 | 239 | 259 | 4,5 |
| 250 | 292 | 312 | 4,5 |
| 300 | 343 | 363 | 4,5 |
| 350 | 395 | 421 | 5,0 |
| 400 | 447 | 473 | 5,0 |
| 500 | 549 | 575 | 5,0 |
| 600 | 649 | 675 | 5,0 |
| 700 | 751 | 777 | 5,0 |
| 800 | 856 | 882 | 5,0 |
| 900 | 961 | 987 | 5,0 |
| 1000 | 1062 | 1092 | 6,0 |
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.
extended product description
welding neck flange PN 25FL.F25
Welding neck fange PN 25 acc. to DIN 2634
(Dimensions for DN < 200 see PN 40)
Seal surface with spring
according to DIN 2512 Shape F
Table of dimensions
| DN | Øw | Øx | f2 |
|---|---|---|---|
| 200 | 239 | 259 | 4,5 |
| 250 | 292 | 312 | 4,5 |
| 300 | 343 | 363 | 4,5 |
| 350 | 395 | 421 | 5,0 |
| 400 | 447 | 473 | 5,0 |
| 500 | 549 | 575 | 5,0 |
| 600 | 649 | 675 | 5,0 |
| 700 | 751 | 777 | 5,0 |
| 800 | 856 | 882 | 5,0 |
| 900 | 961 | 987 | 5,0 |
| 1000 | 1062 | 1092 | 6,0 |
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.
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