AVK GATE VALVE, FLANGED, 250PSI
AWWA C509, post indicator flange and wrench nut, UL/FM approved, DN50-400
AVK UK
Gas & Water Sales
Flanged gate valve with post indicator flange for fire protection applications 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 45/59-010 | |
|---|---|
| Connection: | Flanged |
| Material: | Ductile Iron |
| DN: | DN100 - DN250 |
| PN: | AWWA C509 |
| Closing direction: | Clockwise to Close |
Features
Rated working pressure: DN 100-300 250 PSI, DN 350-400 200 PSI
Fixed, integral wedge nut prevents vibration and ensures durability
Fully vulcanized wedge with guide rails, integrated wedge shoes and a large conical stem hole
Stem with wedge stop and rolled threads for high strength, DN 100-300 of stainless steel AISI 304 and DN 350-400 of aluminium bronze ASTM B150 grade C63000
Stem sealing with an NBR wiper ring, two upper O-rings in a polyamide bearing, one lower O-ring and one O-ring gland seal
Round NBR bonnet gasket fixed in a recess
Countersunk and sealed acid-resistant stainless steel bonnet bolts encircled by the bonnet gasket
Full bore
Low operating torque
Epoxy coating to DIN 30677-2 and AVK guidelines, RAL 5017
Downloads
Reference nos. and dimensions:
| Ref. no. | DN mm |
Flange drillling |
L mm |
H mm |
H3 mm |
W1 mm |
W2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|
| 45-100-59-016141 | 100 | PN10/16 | 229 | 343 | 458 | 305 | 229 | 36 |
| 45-150-59-016141 | 150 | PN10/16 | 267 | 445 | 585 | 305 | 280 | 51 |
| 45-200-59-016141 | 200 | PN16 | 292 | 546 | 718 | 305 | 345 | 77 |
| 45-250-59-016B41 | 250 | PN16 | 330 | 628 | 832 | 305 | 406 | 130 |
Components
| 1. | Bolt, hexagon head | Stainless steel A4 |
| 2. | Washer | Stainless steel A4 |
| 3. | Wrench nut | Cast iron GJL-250 |
| 4. | Wiper ring | NBR rubber |
| 5. | Gland flange bolt | Stainless steel A4 |
| 6. | Washer | Stainless steel A4 |
| 7. | Stem seal O-ring | NBR rubber |
| 8. | Bushing | PA |
| 9. | Post indicator flange | Ductile Iron GJS-500-7 |
| 10. | O-ring | NBR rubber |
| 11. | Thrust collar | Brass CW602N |
| 12. | Stem seal O-ring | EPDM |
| 13. | Bonnet bolt seal | Hot melt glue |
| 14. | Bonnet | Ductile Iron GJS-500-7 |
| 15. | Bonnet gasket | NBR rubber |
| 16. | Bonnet bolt | Stainless steel A4 |
| 17. | Stem | Stainless steel 304 |
| 18. | Wedge nut | Brass CW602N |
| 19. | EPDM encaps. duct. iron | |
| 20. | Wedge | EPDM encaps. duct. iron |
| 21. | Body | Ductile Iron GJS-500-7 |
Test/Approvals
-
Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar). Closing torque test.
|Seat: 1.5 x PN (in Bar). Body: 2 x PN (in Bar). Closing torque test.
Standards
- Designed according to AWWA C509, Designed according to FM 1120/1130, UL 262
- Face to face according to ANSI B16.10
- Standard flange drilling to EN1092 (ISO 7005-2), PN 10/16
