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AVK GATE VALVE, LONG SPIGOT ENDS WITH PURGE POINTS, PN16

For gas steel pipes, external PUR, replaceable stem sealing, NBR, DN80-600

Idriz Rahmanovic, Product Manager at AVK International

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Idriz Rahmanovic

Product Manager, Gas supply

Gate valve with long spigot ends for steel pipes and up- and downstream purge points. For gas -10°C to +60°C

AVK gate valves are designed with built-in safety in every detail and with full traceability of vital valve components. The wedge is fully 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 46/80-010
Connection: Steel Welding Ends
Material: Cast steel
DN: DN80 - DN600
Closing direction: Clockwise to Close

Features

  • Integrated up- and downstream purge points with ball valves on both sides of the wedge
  • Fixed, integral wedge nut prevents vibration and ensures durability
  • Wedge fully vulcanized with NBR rubber and equipped with wedge shoes to provide smooth operation
  • Wedge and body guide rails ensure stable operation
  • Stainless steel stem with wedge stop and rolled threads for high strength
  • Triple safety stem sealing with an NBR wiper ring and four NBR O-rings in a stem seal nut of dezincification resistant brass replaceable under pressure. A rubber manchette is the main seal to the flow.
  • Full circle thrust collar provides fixation of the stem and low free running torques
  • Round NBR bonnet gasket fixed in a recess
  • Countersunk and sealed stainless steel bonnet bolts encircled by the bonnet gasket
  • Full bore
  • Low operating torques
  • Fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901, PUR according to EN 10290 type 2 class B for extra cathodic protection externally
  • DN 500-600 are fitted with stainless steel roller bearings and external polyamide wedge shoes providing low operating torques. Furthermore, with ISO top flange F14 and eye lifting bolts.

Downloads

Datasheet
Appendix
Certificate(s)
Animation
AVK_steel_gate_valve_purge_points s4680.mp4

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Purge point
DN		 Product
PN Class		 PED PS
bar		 D
mm		 H
mm		 H1
mm		 H2
mm		 H3
mm		 L
mm		 L1
mm		 S
mm		 Theoretical
weight/kg
46-080-80-01380 80 25 PN16 16 89 595 297 541 650 260 3.2 31
46-100-80-01380 100 25 PN16 16 114 550 - 334 614 620 260 3.6 36
46-150-80-01380 150 25 PN16 16 168 671 - 448 581 630 280 4.5 53
46-200-80-01380 200 50 PN16 15 219 952 - 562 834 670 310 6.3 101
46-250-80-01380 250 50 PN16 12 273 857 - 664 1004 690 320 6.3 129
46-300-80-01380 300 50 PN16 10 324 882 - 740 1053 720 420 7.1 184
46-400-80-01380 400 50 PN16 14 406 1115 - 939 1315 770 420 8.8 335
46-500-80-01380 500 50 PN16 7.5 508 1411 1062 1133 1724 820 755 11 617
46-600-80-01380 600 50 PN16 7.5 610 1460 1205 1276 1830 870 755 12.5 782
2D/3D drawings
Enquiry
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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 nut Brass, DZR CW626N
11. Wedge Ductile iron, NBR encapsulated
12. Body Cast steel GP240GH+N
13. Welding end Steel P235GH
14. Key Stainless steel A2
15. Wiper ring NBR rubber
16. Bolt Stainless steel A2
17. Gland flange Ductile iron
18. O-ring NBR rubber
19. O-ring NBR rubber
20. Stem seal nut Brass, DZR CW602N
21. Thrust washer Stainless steel 1.4104 (430F)
22. Roller bearing Stainless steel
23. Thrust collar Stainless steel 1.4104 (430F)
24. O-ring NBR rubber
25. Sleeve NBR rubber
26. Gasket Aramid and glass fibre
27. Ball valve Cast iron
28. Blind flange Steel P235GH
29. Bolt Steel, hot dip galvanized

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-4313BO0281
  • Approved according to DVGW EC Certificate CE-0085BO0317

Standards

  • Designed acc. to EN1171 (Max operating pressure to PED specified in the Ref. nos. & dim. table , Designed according to EN 13774
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