QBE SDR 33 - Stub flange
Stub flange, short spigot, for butt welding for ISO/DIN backing rings SDR 33 - S 16.
Series of short and long fittings designed for conveying fluids under pressure for butt welding and electrofusion applications.
- 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