Weld neck flanges
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| Name | Center distance of mounting holes, K (mm) | Collar diameter at base, N (mm) | Diameter of the collar for welding, A (mm) | Flange thickness, C2 (mm) | Flange type | Hole diameter, L (mm) | Material | Nominal diameter, DN | Nominal pressure, Class | Nominal size, NPS (inch) | Number of holes, n | Radius of curvature, R1 (mm) | Standard | Steel grade | Thread | Type of connecting surface | Weight 1 pc (kg) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stainless steel weld neck flange DN15 PN63 Type 11/A EN 1092-1 | 75 | 34 | 21.3 | 20 | Type 11 - weld neck | 14 | Stainless steel | 15 | 0 | — | 4 | 4 | EN 1092-1 | X1NiCrMoCuN25-20-7 / 1.4529 | M12 | Type A - flat surface | 1.2 |
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| Stainless steel weld neck flange DN15 PN63 Type 11/A EN 1092-1 | 75 | 34 | 21.3 | 20 | Type 11 - weld neck | 14 | Stainless steel | 15 | 0 | — | 4 | 4 | EN 1092-1 | X1NiCrMoCu25-20-5 / 1.4539 | M12 | Type A - flat surface | 1.2 |
|
| Stainless steel weld neck flange DN15 PN63 Type 11/A EN 1092-1 | 75 | 34 | 21.3 | 20 | Type 11 - weld neck | 14 | Stainless steel | 15 | 0 | — | 4 | 4 | EN 1092-1 | X1CrNiMoCuN20-18-7 / 1.4547 | M12 | Type A - flat surface | 1.2 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | P355NH / 1.0565 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | 12Ni14 / 1.5637 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | 11CrMo9-10 / 1.7383 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | 13CrMo4-5 / 1.7335 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | 16Mo3 / 1.5415 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | P245GH / 1.0352 | M36 | Type DS - with small groove | 84.17 |
|
| Weld neck flange DN200 CL900 Type 11/DS EN 1759-1 | 393.7 | 298 | 219.1 | 63.5 | Type 11 - weld neck | 38.1 | Black | 200 | 900 | — | 12 | 6.5 | EN 1759-1 | S235JR / 1.0038 | M36 | Type DS - with small groove | 84.17 |
|
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