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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X2CrNiMo17-12-2 / 1.4404 | M24 | Type B - with connecting projection | 10.7 |
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| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X5CrNiMo17-12-2 / 1.4401 | M24 | Type B - with connecting projection | 10.7 |
|
| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X6CrNi18-10 / 1.4948 | M24 | Type B - with connecting projection | 10.7 |
|
| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X2CrNi18-9 / 1.4307 | M24 | Type B - with connecting projection | 10.7 |
|
| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X2CrNi19-11 / 1.4306 | M24 | Type B - with connecting projection | 10.7 |
|
| Stainless steel weld neck flange DN50 PN320 Type 11/B2 EN 1092-1 | 160 | 106 | 100 | 63.5 | 42 | Type 11 - weld neck | 26 | Stainless steel | 50 | — | 8 | 6 | EN 1092-1 | X5CrNi18-10 / 1.4301 | M24 | Type B - with connecting projection | 10.7 |
|
| 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 | X10CrMoVNb9-1 / 1.4903 | M16 | Type G - gasketed | 2.55 |
|
| 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 | S355J2 / 1.0577 | M16 | Type G - gasketed | 2.55 |
|
| 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 | S235JR / 1.0038 | M16 | Type G - gasketed | 2.55 |
|
| 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 | P355QH1 / 1.0571 | M16 | Type G - gasketed | 2.55 |
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