AVK RESILIENT SEATED FLANGED GATE VALVE, PN 10/16, CTC
EN558/s.14 (F4), SS stem, A2 bolts
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Flanged gate valve EN 558-2 S.14/DIN F4. 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 06/30-0037 | |
|---|---|
| Connection: | Flanged |
| Material: | Ductile Iron |
| PN: | PN 16 |
| Closing direction: | Clockwise to Close |
Features
- Fixed, integral wedge nut prevents vibration and ensures durability
- Wedge fully vulcanized with drinking water approved EPDM and equipped with wedge shoes for 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 NBR wiper ring, polyamide bearing with four NBR O-rings, and EPDM 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
- DN 450-600 are fitted with stainless steel roller bearings providing low operating torques, ISO top flange, eye lifting bolts and optionally with DN 50 by-pass.
Downloads
| AVK_Gate valves_animation_2022.mp4 |
Components
| 1. | Stem | Stainless steel 1.4104 (430F) |
| 2. | Wiper ring | NBR rubber |
| 3. | O-ring | NBR rubber |
| 4. | Bearing | PA |
| 5. | Bonnet | Ductile Iron GJS-500-7 |
| 6. | Thrust collar | Brass CW602N |
| 7. | Shaft seal | EPDM |
| 8. | Bonnet bolt | Stainless steel A2, sealed with hot melt |
| 9. | Bonnet gasket | EPDM |
| 10. | Wedge nut | Brass CW626N |
| 11. | Wedge | EPDM encaps. duct. iron |
| 12. | Body | Ductile Iron GJS-500-7 |
Test/Approvals
-
Hydraulic test according to EN 1074-1 / EN 12266
|
Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar). Closing torque test.
- Belgaqua approved material
- Approved according to DIN-DVGW Certificate NW-6203BN0117
- Approved according to KIWA Certificate K 6320
- Approved according to SVGW Certificate No. 0301-4606
Standards
- Designed according to BS EN 1074 -1 and 2, Designed according to EN 1171
- Standard flange drilling to EN1092, PN 10/16
