Weld neck flanges
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| Name | Center distance of mounting holes, K (mm) | Collar diameter at base, N (mm) | Collar height, H2 (mm) | Diameter of the collar for welding, A (mm) | Flange thickness, C2 (mm) | Flange type | Hole diameter, L (mm) | Material | Nominal diameter, DN | 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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | P355NH / 1.0565 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | P265GH / 1.0425 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | P250GH / 1.0460 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | P245GH / 1.0352 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | P235GH / 1.0345 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | 16Mo3 / 1.5415 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | 13CrMo4-5 / 1.7335 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | 12Ni14 / 1.5637 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN10 PN400 Type 11/G EN 1092-1 | 85 | 48 | 65 | 17.2 | 28 | Type 11 - weld neck | 18 | Black | 10 | — | 4 | 4 | EN 1092-1 | 11CrMo9-10 / 1.7383 | M16 | Type G - gasketed | 2.55 |
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| Weld neck flange DN100 PN400 Type 11/B2 EN 1092-1 | 295 | 216 | 175 | 139.7 | 80 | Type 11 - weld neck | 39 | Black | 100 | — | 8 | 8 | EN 1092-1 | P355NL2 / 1.1106 | M36 | Type B - with connecting projection | 67.3 |
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