AVK GATE VALVE, FLANGED, PN25
EN 558-2 S.15/DIN F5, bronze CC499K wedge nut
Contact
Pham Trung
Technical Manager
Flanged gate valve PN25. For drinking water and neutral liquids to max. 70°C
AVK gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with AVK’s own drinking water approved EPDM rubber compound. It features an outstanding durability due to the ability of the rubber to regain its original shape, the double bonding vulcanization process and the sturdy wedge design. The triple safety stem sealing system, the high strength stem and the thorough corrosion protection safeguard the unmatched reliability.
| Variant 02/67-030 | |
|---|---|
| Connection: | Flanged |
| Material: | Ductile iron |
| DN: | DN50 - DN300 |
| PN: | PN 25 |
| Closing direction: | Clockwise to Close |
Features
- Fixed, integral wedge nut prevents vibration and ensures durability. Made of bronze acc. to EN 1982, CC499K
- Wedge fully vulcanized with drinking water approved EPDM rubber and equipped with wedge shoes to provide smooth operation
- Large conical stem hole in the wedge prevents stagnant water
- Wedge and body guide rails ensure stable operation
- Stainless steel stem with wedge stop and rolled threads for high strength
- Full circle thrust collar provides fixation of the stem and low free running torques
- Triple safety stem sealing with an NBR wiper ring, a polyamide bearing with four NBR O-rings and an EPDM rubber manchette
- Round EPDM bonnet gasket fixed in a recess
- Countersunk and sealed stainless steel bonnet bolts encircled by the bonnet gasket
- Full bore
- Low operating torque
- Fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901, GSK approved
Downloads
Datasheet
Appendix
Tender Text
Certificate(s)
Installation, operation and maintenance manuals
Animation
| AVK_Gate valves_animation_2022.mp4 |
Guidelines
Reference nos. and dimensions:
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| AVK ref. no. | DN mm |
Flange drilling |
L mm |
H mm |
H3 mm |
F mm |
F1 mm |
F2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|---|
| 02-050-67-076 | 50 | PN25 | 250 | 241 | 324 | 14 | 17 | 29 | 12 |
| 02-065-67-076 | 65 | PN25 | 271 | 271 | 364 | 17 | 20 | 34 | 15 |
| 02-080-67-076 | 80 | PN25 | 280 | 297 | 397 | 17 | 20 | 34 | 19 |
| 02-100-67-076 | 100 | PN25 | 300 | 334 | 444 | 19 | 22 | 38 | 25 |
| 02-125-67-076 | 125 | PN25 | 325 | 376 | 501 | 19 | 22 | 38 | 33 |
| 02-150-67-076 | 150 | PN25 | 350 | 448 | 598 | 19 | 22 | 38 | 49 |
| 02-200-67-076 | 200 | PN25 | 400 | 562 | 742 | 24 | 28 | 42 | 70 |
| 02-250-67-076 | 250 | PN25 | 450 | 664 | 877 | 27 | 31 | 47 | 110 |
| 02-300-67-076 | 300 | PN25 | 500 | 740 | 968 | 27 | 31 | 47 | 160 |
2D/3D drawings
Enquiry
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Components
| 1. | Stem | Stainless steel 1.4104 (430F) |
| 2. | Wiper ring | NBR rubber |
| 3. | O-ring | NBR rubber |
| 4. | Bearing | Polyamide |
| 5. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 6. | Thrust collar | Brass DZR CW602N |
| 7. | Manchette | EPDM rubber |
| 8. | Bonnet bolt | Stainless steel A2, sealed with hot melt |
| 9. | Bonnet gasket | EPDM rubber |
| 10. | Wedge nut | Bronze CC499K |
| 11. | Wedge | Ductile iron, EPDM encapsulated |
| 12. | Body | Ductile iron GJS-500-7 (GGG-50) |
Test/Approvals
- Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar). Operation torque test |
- Hydraulic test according to EN 1074-1 and -2 / EN 12266
- Approved for drinking water
- Belgaqua approved material
- Approved by TSE according to TS EN 1171, cert. no. 143624-TSE-01/02
- Approved according to DVGW Certificate NW-6203DN0469
Standards
- EN 1074 part 1 & 2, EN 1171
- Face-to-face dimension according to EN 558, Series 15
- Flange drilling EN1092, PN25
