QBE/FK SDR 11 - Machined stub flange
Machined stub flange, short spigot, for butt welding for FIP butterfly valve type FE and FK SDR 11 - S 5.
Series of short and long fittings designed for conveying fluids under pressure for butt welding and electrofusion applications.
| Reference | d | DN | h1 | h3 | d3 | d4 | S | g |
|---|---|---|---|---|---|---|---|---|
| QBE11FK160 | 160 | 150 | 25 | 34 | 175 | 212 | 14,6 | 1120 |
| QBE11FK200 | 200 | 200 | 32 | 36 | 232 | 268 | 18,2 | 2160 |
| QBE11FK225 | 225 | 200 | 32 | 46 | 235 | 268 | 20,5 | 2170 |
| QBE11FK250 | 250 | 250 | 35 | 35 | 285 | 320 | 22,7 | 2920 |
| QBE11FK280 | 280 | 250 | 35 | 45 | 291 | 320 | 25,4 | 2900 |
| QBE11FK315 | 315 | 300 | 35 | 35 | 335 | 370 | 28,6 | 5530 |
| QBE11FK355 | 355 | 355 | 40 | 90 | 373 | 430 | 32,2 | 7730 |
| QBE11FK400 | 400 | 400 | 46 | 95 | 427 | 482 | 36,3 | 10490 |
- Size range: d 12 ÷ d 800 (mm)
- Nominal pressure: SDR 17 (PN10) with water at 20 °C, SDR 11 (PN16) with water at 20 °C
- Temperature range: -40 °C ÷ 60 °C
- Coupling standards - Reference standards:
- Welding: EN ISO 15494. Can be coupled to pipes according to EN ISO 15494
- Flanging system: ISO 7005-1, EN 1092-1, EN ISO 15494, ANSI B16.5 cl.150
- Construction criteria: UNI EN ISO 15494
- Test methods and requirements: UNI EN ISO 15494
- Installation criteria: DVS 2202-1, DVS 2207-1, UNI EN 12201- 3, UNI 10520, ISO 21307,UNI 10521, UNI EN 1555-3, ISO 4427- 3, ISO 4437-3
- Fitting material: PE-HD
- Seal material: EPDM, FKM