AVK CENTRIC LUG BUTTERFLY VALVE, PN 10/16
Loose EPDM liner for drinking water, with bare shaft
Sales Enquiries
Please email all sales enquiries to the address below
Centric butterfly valve loose liner for drinking water and neutral liquids to max. 70° C
AVK centric butterfly valves with loose liner are available in wafer, lug and U-section design with a wide standard range of actuators. The butterfly valves are designed with square driven anti-blowout shaft and slim disc of acid-resistant stainless steel with machined and polished disc edges resulting in low torques.
| Variant 820/10-029 | |
|---|---|
| DN: | DN50 |
| PN: | PN 10/16 |
| Closing direction: | Clockwise to Close |
Features
- Ductile iron with long neck for insulation
- Loose liner of drinking water approved EPDM with integrated gasket faces and “saw profile” for optimum grip in body
- Square driven anti-blowout shaft in one-piece design up to DN 400, and from DN 450 with key and keyway in two-piece stub design with two self-lubricating bearings
- Slim disc of acid-resistant stainless steel with machined and polished edges reducing the friction between liner and disc
- Low operating torques allowing use of cost-effective actuators
- 200 μ epoxy coating up to DN 400, 250 μ polyurethane from DN 450, optionally other coatings
- According to PED 2014/68/EC appendix 1
- Other flange drillings on request
Downloads
Datasheet
Related Datasheets
Appendix
Certificate(s)
Installation, Operation & Maintenance
Outline drawings DWG
Price list
Reference nos. and dimensions:
Scroll for more info
| Ref. no. | DN mm |
Product PN Class |
Unbalance pressure bar |
ISO Flange |
L mm |
L2 mm |
H2 mm |
W2 mm |
W3 mm |
F mm |
F2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 820-0050-10-541L0160002 | 50 | PN 10/16 | 16 | F05 | 43 | 116 | 72 | 135 | #11 | 12 | 2.4 |
3D drawings
Enquiry
Scroll for more info
Components
| 1. | Bolt | Stainless steel A2 |
| 2. | Washer | Stainless steel A2 |
| 3. | O-ring | NBR rubber |
| 4. | Shaft | Stainless steel 420 |
| 5. | Body | Ductile iron GJS-400-15 |
| 6. | Liner | EPDM |
| 7. | Disc | Stainless steel 1.4408 |
Test/Approvals
- Hydraulic test according to EN 12266-1, P10/P12, Hydraulic test according to EN 12266-1, P10/P12
- Approved according to SVGW Certificate No. 9901-4048
- Approved for wastewater / pressure test EN12266-1
Standards
- Designed according to EN 593
- Standard flange drilling to EN1092, PN 10/16
- WIMES 8.09 Compliant
- Drinking Water Inspectorate Regulation 31 compliant
