FLANGES & RUBBER JOINTS
Blue Flanges
Blue coated flanges for bolted pipeline connections in water supply, pumping and general industrial systems.
- Common nominal sizes
- DN15–DN600
- Common pressure classes
- PN10 / PN16
- Material options
- Cast iron / Carbon steel / Stainless steel
- Connection standard
- EN 1092-1 / EN 1092-2
SPECIFICATIONS & MATERIALS
Common sizes & material options
| Item | Common configuration |
|---|---|
| Nominal size (DN) | Common selection: DN15–DN600. |
| Pressure class (PN) | PN10 / PN16; select the matching flange class and drilling. |
| Cast iron option | Grey cast iron for compatible water-service connections. |
| Ductile iron option | Ductile cast iron for water supply and general pipeline connections. |
| Carbon steel option | Carbon steel for general water and industrial pipeline connections. |
| Stainless steel option | 304 / 316L options for corrosion-resistant service. |
| Surface finish | Blue protective coating for the illustrated carbon steel configuration. |
| Connection dimensions | EN 1092-1 for steel flanges; EN 1092-2 for cast iron flanges. Match bore, bolt drilling and sealing face to the selected type. |
Final size, material and pressure-temperature suitability are confirmed for the selected configuration.
PIPELINE APPLICATIONS
Built around your connection
| Item | Common configuration |
|---|---|
| Water supply | Bolted connections for water distribution and pump installations. |
| Equipment connections | Connect compatible valves, pipework and equipment flanges. |
| Order details | Specify DN, PN, flange type, material, bore and sealing face. |