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AVK GATE VALVE, RESILIENT SEATED, PN25

ACC, ISO Mounting Flange, AS2129 F, DN100-DN250

AVK Wingfield Plant

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AVK Australia Civil

559A Grand Junction Road Wingfield SA 5013 Sales and Technical enquiry

Gate valve for water, sewage and neutral liquid applications to max. 70°C. For AS/NZS 4020 compliance, max temp 40°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.

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Variant 57/82-001
Connection: Flanged
Material: Ductile Iron
DN: DN100 - DN250
PN: PN25
Closing direction: Anti Clockwise Close

Features

  • For water, sewage and neutral liquid applications
  • Valve designed for use up to 70°C
  • Where applicable; for AS/NZS 4020 compliance, max temp = 40°C
  • Wedge nut designed as a fixed, integral part of the wedge which prevents vibration and ensures durability
  • Wedge core fully vulcanized with drinking water approved EPDM rubber in a sophisticated process that eliminates creeping corrosion underneath the rubber
  • Wedge shoes in PA and guide rails on the body make the wedge slide easily up and down regardless of differential pressure
  • A large conical stem hole going all the way through the wedge ensures circulation and prevents stagnant water
  • Stainless steel stem with wedge stop and rolled threads for high strength
  • Full circle thrust collar keeps the stem firmly lined up and ensures low operating torque
  • Triple safety stem seal with an NBR wiper ring outermost to protect against contamination from outside, in the middle four NBR O-rings around the radial bearing and innermost an EPDM lip seal as main seal to the system pressure
  • Bonnet gasket in EPDM with a circular cross-section, fixed in a recess to avoid blow-out
  • Counterbored stainless steel bonnet bolts, sealed with hot-melt and encircled by the bonnet gasket

 

Downloads

Datasheet
Animation
AVK_Gate valves_animation_2022.mp4
Installation, Operation & Maintenance

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Product
PN Class		 L
mm		 H
mm		 H3
mm		 D
mm		 Theoretical
weight/kg
57-100-82-1748120 100 PN25 229 512 394 235 43
57-150-82-1748120 150 PN25 267 598 448 300 48
57-200-82-1748120 200 PN25 292 742 562 360 73
57-250-82-1748120 250 PN25 330 829 664 425 107
Enquiry
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Components

1. Body Ductile iron GJS-500-7 (GGG-50)
2. Bonnet Ductile iron GJS-500-7 (GGG-50)
3. Stem Stainless steel 1.4057
4. Gland flange Ductile iron GJS-500-7 (GGG-50)
5. O-ring NBR rubber
6. Bushing PA 6.6
7. Thrust collar Brass, DZR CW602N (CZ132)
8. O-ring NBR rubber
9. O-ring NBR rubber
10. Bolt Steel gr. 8.8, zinc plated
11. Bonnet gasket EPDM rubber
12. Bolt Stainless steel A4-70
13. Wedge nut Brass, DZR CW602N (CZ132)
14. Wedge core Ductile iron GJS-500-7 (GGG-50)
15. Wedge shoe PA 6.6
16. Wedge rubber EPDM rubber

Standards

  • Face-to-face dimension according to AS2638.2
  • Flange drilling: AS 2129 F
0 Files In the package