AVK AIR RELIEF VALVE, PN16
ABS float, EPDM seal, DN25
Contact
AVK Australia Civil
559A Grand Junction Road Wingfield SA 5013 Sales and Technical enquiry
Air vent 1" female thread for water and neutral liquids to max. 70°C.
AVK series 851 automatic air venting valves are designed for automatic discharge of accumulated air during normal working conditions. Corrosion protection is ensured by coating all ductile iron components with WRAS approved fusion bonded epoxy and having all other components made by a drinking water approved stainless steel. The seals are made of drinking water approved EPDM rubber featuring an excellent compression set.
| Variant 851/00-001 | |
|---|---|
| Connection: | Internal BSP Thread |
| Material: | Ductile Iron |
| DN: | DN25 |
| PN: | PN16 |
Features
-
1" female BSP thread for connection to pipe systems
-
Anti-friction coated stainless steel fasteners
-
Ductile iron parts coated with GSK approved fusion bonded epoxy
-
Internal components are EPDM or ABS, drinking water approved
Downloads
Installation, Operation & Maintenance
Product Brochure
Datasheet
Reference nos. and dimensions:
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| AVK ref. no. | DN mm |
Product PN Class |
L mm |
W mm |
H3 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|
| 851-025-00-822000 | 25 | PN16 | 138 | 138 | 149 | 4.0 |
Enquiry
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Components
| 1. | Body | Ductile iron GJS-500-7 (GGG-50) |
| 2. | Float | ABS |
| 3. | Screw | Stainless steel A4 |
| 4. | Seal | EPDM rubber |
| 5. | Grooved pin | Stainless steel A4 |
| 6. | O-ring | EPDM rubber |
| 7. | Orifice bracket | Polyamide |
| 8. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 9. | Gasket | EPDM rubber |
| 10. | Orifice cover | Polyamide |
| 11. | Bolt | Stainless steel A4 |
| 12. | Washer | Stainless steel A4 |
| 13. | Nut | Stainless steel, A4, delta seal |
Test/Approvals
- Approved according to WRAS
Standards
- Designed to: AS/NZS 4158, Designed to: AS/NZS 4956
