AVK CENTRIC WAFER BUTTERFLY VALVE, PN10/16
Stainless steel disc, with loose EPDM liner for drinking water, bare shaft, DN25-1000
Contact
AVK International A/S
Bizonvej 1, Skovby, 8464 Galten, Denmark
Centric butterfly valve with loose liner and bare shaft - Wafer for drinking water and neutral liquids to max. 95°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 820/00-025 | |
|---|---|
| Material: | Ductile iron/ 1.4408 disc |
| DN: | DN25 - DN1000 |
| PN: | PN10/16 |
| 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
Reference nos. and dimensions:
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| AVK ref. no. | DN mm |
Product PN Class |
Unbalance pressure bar |
Actuator Flange |
L mm |
L2 mm |
H2 mm |
W2 mm |
W3 mm |
F mm |
F2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 820-0025-00-541L0160002 | 25 | PN 10/16 | 16 | F05 | 30 | 101 | 51 | 110 | #8 | 12 | 1.0 | |
| 820-0032-00-541L0160002 | 32 | PN 10/16 | 16 | F05 | 30 | 101 | 51 | 110 | #8 | 12 | 1.0 | |
| 820-0040-00-541L0160002 | 40 | PN 10/16 | 16 | F05 | 33 | 108 | 55 | 130 | #8 | 12 | 1.3 | |
| 820-0050-00-541L0160002 | 50 | PN 10/16 | 16 | F05 | 43 | 120 | 72 | 135 | #11 | 12 | 1.8 | |
| 820-0065-00-541L0160002 | 65 | PN 10/16 | 16 | F05 | 46 | 138 | 82 | 150 | #11 | 12 | 2.3 | |
| 820-0080-00-541L0160002 | 80 | PN 10/16 | 16 | F05 | 46 | 142 | 92 | 160 | #11 | 12 | 2.3 | |
| 820-0100-00-541L0160002 | 100 | PN 10/16 | 16 | F05/F07 | 52 | 162 | 110 | 180 | #11 | 12 | 3.9 | |
| 820-0125-00-541L0160002 | 125 | PN 10/16 | 16 | F05/F07 | 56 | 181 | 128 | 195 | #14 | 16 | 5.0 | |
| 820-0150-00-541L0160002 | 150 | PN 10/16 | 16 | F07 | 56 | 205 | 141 | 210 | #14 | 16 | 5.9 | |
| 820-0200-00-541L0160002 | 200 | PN 10/16 | 16 | F07 | 60 | 260 | 174 | 240 | #17 | 19 | 9.3 | |
| 820-0250-00-541L0160002 | 250 | PN 10/16 | 16 | F10/F12 | 68 | 310 | 201 | 279 | #22 | 24 | 17 | |
| 820-0300-00-541L0160002 | 300 | PN 10/16 | 16 | F10/F12 | 78 | 362 | 234 | 315 | #22 | 24 | 24 | |
| 820-0350-00-04020160002 | 350 | PN 10/16 | 16 | F12 | 80 | 425 | 268 | 330 | #22 | 40 | 42 | |
| 820-0400-00-04020160002 | 400 | PN 10/16 | 16 | F12 | 102 | 475 | 299 | 365 | #27 | 40 | 57 | |
| 820-0450-00-04060031002 | 450 | PN10 | 10 | F14 | 113 | 538 | 355 | 397 | Ø45 | 65 | 95 | |
| 820-0450-00-04060161002 | 450 | PN16 | 16 | F14 | 113 | 538 | 355 | 397 | Ø45 | 65 | 95 | |
| 820-0500-00-04060031002 | 500 | PN10 | 10 | F14 | 126 | 595 | 393 | 437 | Ø45 | 65 | 125 | |
| 820-0500-00-04060161002 | 500 | PN16 | 16 | F14 | 126 | 595 | 393 | 437 | Ø45 | 65 | 125 | |
| 820-0600-00-04060031002 | 600 | PN10 | 10 | F16 | 153 | 695 | 464 | 522 | Ø70 | 80 | 180 | |
| 820-0600-00-04060161002 | 600 | PN16 | 16 | F16 | 153 | 695 | 464 | 522 | Ø70 | 80 | 180 | |
| 820-0700-00-04060031002 | 700 | PN10 | 10 | F25 | 168 | 800 | 503 | 565 | Ø70 | 80 | 280 | |
| 820-0700-00-04060161002 | 700 | PN16 | 16 | F25 | 168 | 800 | 503 | 565 | Ø70 | 80 | 280 | |
| 820-0800-00-04060031002 | 800 | PN10 | 10 | F25 | 190 | 908 | 577 | 627 | ø70 | 80 | 387 | |
| 820-0800-00-04060161002 | 800 | PN16 | 16 | F25 | 190 | 908 | 577 | 627 | Ø70 | 80 | 387 | |
| 820-0900-00-04060031002 | 900 | PN10 | 10 | F30 | 204 | 1015 | 643 | 696 | Ø80 | 100 | 502 | |
| 820-0900-00-04060161002 | 900 | PN16 | 16 | F30 | 204 | 1015 | 643 | 696 | Ø80 | 100 | 502 | |
| 820-1000-00-04060031002 | 1000 | PN10 | 10 | F30 | 218 | 1133 | 693 | 745 | Ø80 | 100 | 710 | |
| 820-1000-00-04060161002 | 1000 | PN16 | 16 | F30 | 218 | 1133 | 693 | 745 | Ø80 | 100 | 710 |
2D/3D drawings
Enquiry
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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 (GGG-40) |
| 6. | Liner | EPDM rubber |
| 7. | Disc | Stainless steel 316 |
Test/Approvals
- Hydraulic test according to EN 12266-1, P10/P12, Hydraulic test according to EN 12266-1, P10/P12
- Approved according to ACS-France
- Approved according to SVGW Certificate No. 9901-4048
- Approved for wastewater / pressure test EN12266-1
- Approved according to PED.BD.000001, TÜV-Mark, EU pressure directive 2014/68
- Approved according to ANSI/NSF Standard 61
Standards
- Designed according to EN 593
- Face-to-face dimension according to DIN/EN 558-1, series 20 (K1)
- End conn. EN1092-2 PN6/10/16, AS2129 TabD/E, ASME B16.5/B16.47 CL 150
