AVK GATE VALVE, METAL SEATED, PN16
Metal seat gate valve for drinking water and neutral liquids to max. 70°C
AVK series 37 gate valves are designed with built-in safety and quality in every detail. The tough and sturdy metal seat design is well suited for use in applications where conditions are harsh with high temperature and high content of debris or other abrasives. The copper alloy metal seals are machined to a supremely fine surface finish that makes sure to close water tight under all conditions.
| Variant 37/56-001 | |
|---|---|
| Connection: | Flanged |
| Material: | Ductile iron |
| DN: | DN65 - DN125 |
| PN: | PN 16 |
| Closing direction: | Clockwise to Close |
Features
- Metal seat design able to withstand high temperature
- Gunmetal bronze face rings machined to a fine surface finish ensure a tight seal
- Wedge with guides, ensuring uniform closure.
- Alu-bronze wedge nut
- A large through bore housing for the stem in the wedge prevents stagnant water or impurities.
- Bonnet gasket in EPDM with a circular cross-section, fixed in a recess to avoid blow-out
- Counterbored galvanized 8.8 bonnet bolts, sealed with hot-melt and encircled by the bonnet gasket
- Reduced bore.
- Stem in stainless steel
- 250µm fusion bonded epoxy coating
- For horizontal or vertical installation.
Reference nos. and dimensions:
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| AVK ref. no. | DN mm |
Flange drilling |
L mm |
H mm |
W mm |
F mm |
F1 mm |
F2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|---|
| 37-065-56-210001 | 65 | PN16 | 178 | 304 | 185 | 28 | 35 | 63 | 13 |
| 37-125-56-210001 | 125 | PN10/16 | 229 | 381 | 250 | 28 | 35 | 63 | 31 |
Enquiry
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Components
| 1. | Body | Ductile iron GJS-500-7 (GGG-50) |
| 2. | Seat ring | Bronze CC491K (LG2) |
| 3. | Face ring | Bronze CC491K (LG2) |
| 4. | Wedge | Ductile iron GJS-500-7 (GGG-50) |
| 5. | Wedge nut | Alu-bronze CC331G (AB1) |
| 6. | Stem | Stainless steel 1.4021 (420) |
| 7. | Bolt, socket head | Steel, hot dip galvanized |
| 8. | Bonnet gasket | EPDM rubber |
| 9. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 10. | O-ring | EPDM rubber |
| 11. | O-ring | EPDM rubber |
| 12. | Thrust collar | Brass DZR CZ132 |
| 13. | Gland | Ductile iron GJS-500-7 (GGG-50) |
| 14. | Bolt, socket head | Steel, hot dip galvanized |
| 15. | Bushing | Polyamide |
| 16. | O-ring | EPDM rubber |
| 17. | Wiper ring | NBR rubber |
| 18. | Stem cap | Cast iron GJL-250 (GG-25) |
| 19. | Bolt | Steel, hot dip galvanized |
Test/Approvals
- Seat: 1.1 x PN. Body: 1.5 x PN.
Standards
- EN 1074 part 1 & 2
- Flange drilling to EN1092, PN10/16