AVK GATE VALVE, BLS SOCKET/SPIGOT ENDS, PN16
BLS system for cast iron pipes, DN80-300
Contact
AVK International A/S
Bizonvej 1, Skovby, 8464 Galten, Denmark
Socket/spigot end gate valve for BLS system to DIN 28603 for cast iron pipes. For drinking water and neutral liquids to max. 70°C
AVK gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with AVK’s own drinking water approved EPDM 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, the high strength stem and the thorough corrosion protection safeguard the unmatched reliability.
| Variant 33/50-011 | |
|---|---|
| Connection: | Socket Ends |
| Material: | Ductile Iron |
| DN: | DN80 - DN300 |
| PN: | PN16 |
| Closing direction: | Clockwise to Close |
Features
- Fixed integral wedge nut prevents vibration and ensures durability
- Wedge fully vulcanized with drinking water approved EPDM rubber and equipped with wedge shoes to provide smooth operation
- Large conical stem hole in the wedge prevents stagnant water
- Wedge and body guide rails ensure stable operation
- Stainless steel stem with wedge stop and rolled threads for high strength
- Full circle thrust collar provides fixation of the stem and low free running torques
- Triple safety stem sealing with an NBR wiper ring, a polyamide bearing with four NBR O-rings and an EPDM rubber manchette
- Round EPDM 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
- The tensile BLS system allows for ±3.5 angular deflection of the pipes according to EN 545. The valve can also be used for standard ductile iron pipes by using a lock clamp kit available as an optional extra
Downloads
Datasheet
Environmental Product Declaration (EPD)
Appendix
Certificate(s)
Installation, Operation & Maintenance
Animation
| AVK_Gate valves_animation_2022.mp4 |
Reference nos. and dimensions:
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| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 33-080-50-017 | 80 | 98 | PN16 | 430 | 297 | 372 | 17 | 20 | 34 | 17 |
| 33-100-50-017 | 100 | 118 | PN16 | 460 | 334 | 420 | 19 | 22 | 38 | 22 |
| 33-125-50-017 | 125 | 144 | PN16 | 480 | 375 | 475 | 19 | 22 | 38 | 31 |
| 33-150-50-017 | 150 | 170 | PN16 | 550 | 448 | 562 | 19 | 22 | 38 | 40 |
| 33-200-50-017 | 200 | 222 | PN16 | 580 | 562 | 705 | 24 | 28 | 42 | 62 |
| 33-250-50-017 | 250 | 274 | PN16 | 620 | 664 | 837 | 27 | 31 | 47 | 97 |
| 33-300-50-017 | 300 | 326 | PN16 | 690 | 740 | 939 | 27 | 31 | 47 | 129 |
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Components
| 1. | Stem | Stainless steel 1.4104 (430F) |
| 2. | Wiper ring | NBR rubber |
| 3. | O-ring | NBR rubber |
| 4. | Bearing | Polyamide |
| 5. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 6. | Thrust collar | Brass, DZR CW602N |
| 7. | Manchette | EPDM rubber |
| 8. | Bonnet bolt | Stainless steel A2, sealed with hot melt |
| 9. | Bonnet gasket | EPDM rubber |
| 10. | Wedge nut | Brass, DZR CW626N |
| 11. | Wedge | Ductile iron, EPDM encapsulated |
| 12. | Body | Ductile iron GJS-500-7 (GGG-50) |
Test/Approvals
- Hydraulic test according to EN 1074-1 and 2 / EN 12266
- Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar). Operation torque test
- Approved according to SVGW Certificate No. 0301-4607
Standards
- Designed according to EN 1074 part 1 & 2, Designed according to EN 1171
