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Weld Neck Flange DN125 PN10/16 1.4404 Type 11B
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Description
Weld Neck Flange DN125 PN10/16 1.4404 Type 11B
- Size: DN125 (for 141.3 mm pipe)
- Material: 1.4401 / 1.4404 stainless steel
- Pressure rating: PN10 / PN16
- Wall thickness: SCH10
- Manufactured according to: EN 1092-1
- Type: 11B
- Weld neck flange for welding
- Applications: industrial installations, pressure vessels

Alternative Name: Weld Neck Flange DN125 PN10/16 1.4404 Type 11B, EN 1092-1 weld neck flange, S10S stainless steel flange, 141.3 mm pipe flange, inox welding flange.
Information
Weld Neck Flange DN125 PN10/16 1.4404 Type 11B is designed for butt welding and serves as the primary connection point for pipes, valves, pumps, gate valves, pressure vessels, and industrial piping systems. When selecting a weld neck flange, the pipe outside diameter, neck wall thickness, pressure rating, and material grade should all be considered.
1.4401 / 1.4404 Stainless Steel
1.4401 / 1.4404 (316 / 316L) stainless steel provides excellent corrosion resistance, superior weldability, and high mechanical strength. It is widely used in demanding industrial environments where long service life and resistance to aggressive media are required.
Applications
- Heat exchangers
- Pharmaceutical equipment
- Dairy processing equipment
- Brewing industry
- Marine fittings
- Coastal structures
- Food processing industry
- Industrial pressure vessels
We also offer weld neck flanges and stainless steel rings in other sizes. If you have any questions, please contact us. Call +48 63 261 42 02 or email biuro@polberis.pl.
Weld Neck Flange DN125 PN10/16 1.4404 Type 11B is also available in other sizes from our product range.
Learn more about flanges here >>
Technical data
| Manufacturing Standard | EN & DIN Standards |
| Flange Type | Welding Neck (WN) |
| Steel Grade | 316L ~ 1.4404 |
| Material | Stainless Steel |
| Size | DN125 ~ 5'' ~ 133mm ~ 139,7mm |

