AVK AIR VENT VALVE, PN16
SS 316 float, A4 bolts, 300µm coating
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Enquiries (Office)
AVK Singapore Pte. Limited, 40 Gambas Crescent Nordcom 2 757018 Singapore Singapore
Air venting valve for drinking water (not wastewater) 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 and ability to regain its original shape
| Variant 851/42-006 | |
|---|---|
| Connection: | Internal Thread |
| Material: | Ductile iron |
| DN: | DN25 |
| PN: | PN 16 |
Features
- 1" female BSP thread for connection to pipe system
- Anti-friction coated stainless steel fasteners
- Ductile iron parts coated with GSK approved fusion bonded epoxy
- Internal components are highly corrosion resistant stainless steel or WRAS approved EPDM and ABS
- The complete product is approved for drinking water by WRAS
Reference nos. and dimensions:
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| Reference no. | DN mm |
L mm |
W mm |
H3 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|
| 851-025-42-922000 | 25 | 138 | 138 | 149 | 4.0 |
Enquiry
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Components
| 1. | Body | Ductile iron GJS-500-7 (GGG-50) |
| 2. | Float | Stainless steel 1.4401 (AISI 316) |
| 3. | Split pin | Stainless steel AISI 304 |
| 4. | O-ring | EPDM rubber |
| 5. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 6. | Gasket | EPDM rubber |
| 7. | Orifice bracket | Polyamide |
| 8. | Orifice cover | Polyamide |
| 9. | Bolt | Stainless steel A4 |
| 10. | Washer | Stainless steel A4 |
| 11. | Nut | Stainless steel A4, Delta Seal |
Test/Approvals
- WRAS approved to max. 50°C
Standards
- EN 1074-4
