Serie 3E
BUTTERFLY VALVE, Tripple offset, In-between flanges & double flanged
Nominal diameter: DN 80 – DN 1400
Nominal pressure: PN 10 - 25 - 40 - 63 - 100 , ANSI 150 - 300 - 600 - 900
Temperatures: -196°C bis +700°C
Features:
• Available as wafer, lug & double flanged (U-shape) design
• Treated bearings equipped with protectors guarantee a reliable operation and an increased lifespan
• Three pins stuffing box ensures an optimal tightening
• Dual stem system to obtain higher Cv and minimize pressure drops
• Stellited profiled integral disc
• Graphite packing-rings
• ISO top flange allows mounting of all types of actuators
| • Face to face dimensions according: | EN 558-1/5, ISO 5752 | |
| EN 593 | ||
| API 609 | ||
| • Installation between flanges according: | EN 1092 - 1, 2 | |
| ANSI B 16.5, Class 150/300/600/900 | ||
| BS 10 Table D and E | ||
| • Counter flange sealing face according: | EN 1092 - 1, 2 | |
| ANSI RF | ||
| • ISO TOP flange according: | EN ISO 5211 | |
| • Marking: | EN 19 | |
| • Leak test according: | EN 12266 – 1, 2 | |
| ISO 5208, category 3 | ||
| API 598 | ||
| ANSI B16-104 FCI 70-2 Class VI | ||
| Materials | ||
| • Body: | Carbon steel DIN 1.0625, GP280GH (A216WCB) + SODOX paint | |
| Stainless steel Stahl DIN1.4404 (A351 CF8M) | ||
| • Disc: | Carbon steel DIN 1.0625, GP280GH (A216WCB) + Stellite Gr.21 | |
| Stainless steel DIN1.4408 (A351 CF8M) + Stellite Gr.21 | ||
| • Seat: | Stainless steel DIN 1.4843 (GX12CRNISI25-20) | |
| • Stem: | Stainless steel DIN 1.4408 (for body in SS) | |
| Stainless steel DIN 1.4021 (for body in CS) | ||
| Other materials upon request | ||
| Corrosion protection | ||
| • Corrosion protection | 30 micron, color: black | |
| Options: | ||
| • Manual gear & hand wheel | ||
| • Electric actuator | ||
| • Pneumatic actuator |
Applications:
Triple offset metal to metal seated butterfly valves Series 3E are specially designed to ensure a perfect tightness in steam, gas, chemical, petrochemical and cryogenic applications.
They are suitable for medias with high temperatures (up to 700°C) and high pressures (up to 100bar).
