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AVK GATE VALVE, FLANGED

ANSI cl. 150 flange drilling, UL/FM approved, wrench nut, DN50-400

AVK headquater in Skovby Galten, Denmark

Contact

AVK International A/S

Bizonvej 1, Skovby, 8464 Galten, Denmark

Flanged gate valve with non-rising stem and wrench nut, UL/FM approved. For fire protection and water applications to max. 70° C. Rated working pressure DN 50-300: 250psi/17 bar, DN 350-400: UL: 200psi/13,7 bar. FM 250PSI/17,2 bar

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.

fire
fire
Variant 45/59-025
Connection: Flanged
Material: Ductile Iron
DN: DN50 - DN400
PN: AWWA C509
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 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

Downloads

Datasheet
Appendix
Tender Text
Certificate(s)
Installation, Operation & Maintenance
Animation
AVK gate valves for fire protection series 145_ENG.mp4

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Flange
drilling		 L
mm		 H
mm		 H3
mm		 W
mm		 Theoretical
weight / kg		 Notes
45-050-59-02614 50 CL. 150 178 293 383 152 23 Not UL listed
45-065-59-02614 65 CL. 150 190 311 394 178 29
45-080-59-02614 80 CL. 150 203 307 403 191 32
45-100-59-02614 100 CL. 150 229 343 458 229 36
45-150-59-02614 150 CL. 150 267 445 585 280 51
45-200-59-02614 200 CL. 150 292 546 718 343 77
45-250-59-026B4 250 CL. 150 330 628 832 407 129
45-300-59-026B4 300 CL. 150 356 701 944 483 194
45-350-5D-026B4 350 CL. 150 381 891 1158 533 342
45-400-5D-026B4 400 CL. 150 406 893 1192 597 369
2D/3D drawings
Enquiry
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Components

1. Bolt, hexagon head Stainless steel A4
2. Washer Stainless steel A4
3. Wrench nut Cast iron GJL-250 (GG-25)
4. Wiper ring NBR rubber
5. Gland flange bolt Stainless steel A4
6. Stem seal O-ring NBR rubber
7. Washer Stainless steel A4
8. Bushing Polyamide
9. Gland flange Ductile iron GJS-500-7 (GGG-50)
10. O-ring NBR rubber
11. Thrust collar Brass, DZR CW602N
12. Stem seal O-ring EPDM rubber
13. Bonnet bolt seal Hot melt glue
14. Bonnet Ductile iron GJS-500-7 (GGG-50)
15. Bonnet gasket NBR rubber
16. Bonnet bolt Stainless steel A4
17. Stem Stainless steel 304
18. Wedge nut Brass, DZR CW602N
19. Boss Ductile iron GJS-500-7 (GGG-50)
20. Wedge Ductile iron, EPDM encapsulated
21. Body Ductile iron GJS-500-7 (GGG-50)

Test/Approvals

  • Hydraulic tests according to FM and UL Standards.
  • Seat: 1.5 x PN (in Bar). Body: 2 x PN (in Bar). Closing torque test.
  • FM Approved. UL listed
  • Belgaqua approved

Standards

  • Designed according to AWWA C509, Designed according to FM 1120/1130, UL 262
  • Face-to-face dimension according to ANSI B16.10
  • Flange drilling to ANSI B 16.42, class 150
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