AVK SERVICE CONNECTION VALVE, DI, PN10
Internal thread, replaceable stem sealing, NBR, DN25-50
Contact
Idriz Rahmanovic
Product Manager, Gas supply
Service connection valve with internal thread. For gas -10°C to +60°C
AVK resilient seated service connection valves are designed with built-in safety in every detail and with full traceability of vital valve components. The wedge is vulcanized with AVK's own oil and gas resistant NBR 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 replaceable under pressure, the high strength stem and the thorough corrosion protection safeguard the unmatched reliability.
| Variant 03/25-004 | |
|---|---|
| Connection: | Internal Thread |
| Material: | Ductile Iron |
| DN: | DN25 - DN50 |
| PN: | PN10 |
| Closing direction: | Clockwise to Close |
Features
- Wedge shaped with guides and designed with a special rubber profile ensuring low closing torques
- Stainless steel stem with rolled threads providing high strength
- Full circle thrust collar provides fixation of the stem and low free running torques
- Triple safety stem sealing with an NBR manchette, 4 NBR O-rings in a replaceable stem seal nut of dezincification resistant brass, and an NBR wiper ring
- NBR bonnet gasket fixed in a recess
- Countersunk and sealed stainless steel bonnet bolts encircled by the bonnet gasket
- Full bore
- Low operating torque
- Fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901
Downloads
Reference nos. and dimensions:
| AVK ref. no. | DN mm |
Dd mm |
Product PN Class |
L mm |
H mm |
H3 mm |
F mm |
F1 mm |
F2 mm |
Theoretical weight/kg |
Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 03-032-25-00237 | 25 | 32 | PN10 | 115 | 180 | 203 | 12 | 15 | 35 | 3.0 | Not CE approved |
| 03-040-25-00237 | 32 | 40 | PN10 | 130 | 190 | 213 | 12 | 15 | 35 | 3.0 | |
| 03-050-25-00237 | 40 | 50 | PN10 | 150 | 203 | 233 | 12 | 15 | 35 | 5.2 | |
| 03-063-25-00237 | 50 | 63 | PN10 | 180 | 213 | 255 | 12 | 15 | 35 | 6.0 |
Components
| 1. | Stem | Stainless steel 1.4104 (430F) |
| 2. | Wiper ring | NBR rubber |
| 3. | Stem seal nut | Brass, DZR CW602N |
| 4. | O-ring | NBR rubber |
| 5. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 6. | Thrust collar | Brass, DZR CW602N |
| 7. | Manchette | NBR rubber |
| 8. | Bonnet bolt | Stainless steel A2, sealed with hot melt |
| 9. | Bonnet gasket | NBR rubber |
| 10. | Wedge | Brass, DZR CW626N with NBR |
| 11. | Body | Ductile iron GJS-500-7 (GGG-50) |
Test/Approvals
- Hydraulic test to DIN 3230-5, PG 3 and EN 13774, Hydraulic test to DIN 3230-5, PG 3 and EN 13774
- Seat: 1.1 X PN and 0.5 with air (in bar). Body: 1.5 X PN with water, 1.1 X PN and 0.5 with air (in bar)
- Approved according to DIN-DVGW Certificate NG-4313BQ0203
- Approved according to SVGW Certificate No. 08-069-5
Standards
- Designed according to EN 13774
