AVK AIR VENT, 1" FEMALE BSP
ABS float, EPDM seal, A2/A4 fasteners, WRAS appr.
Contact
AVK Valves Company Hong Kong Ltd.
Unit 01-02, 21/F, Pilkem Commercial Centre, 8 Pilkem Street, Jordan, Kowloon Hong Kong
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 and ability to regain its original shape
| Variant 851/00-003 | |
|---|---|
| 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
- Iron parts with contact to the water coated with fusion bonded epoxy, approved for drinking water
- Seals are made of EPDM and the seat is ABS, all drinking water approved
- Internal parts are highly corrosion resistant AISI 316 stainless steel or ABS
- The complete product is approved for drinking water by WRAS
Downloads
Datasheet
Certificate(s)
Reference nos. and dimensions:
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| Reference no. | DN mm |
L mm |
W mm |
H3 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|
| 851-025-00-811000 | 25 | 138 | 138 | 149 | 4.0 |
Enquiry
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Components
| 1. | Body | Ductile iron GJS-500-7 (GGG-50) |
| 2. | Float | ABS plastic |
| 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 A2 |
| 12. | Washer | Stainless steel A2 |
| 13. | Nut | Stainless steel A4, Delta Seal |
Test/Approvals
- Hydraulic test according to EN 1074-1 / EN 12266
- Approved according to WRAS certificate 241102017, max. 50°C
Standards
- EN 1074-4
