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AVK CENTRIC BUTTERFLY VALVE WAFER TYPE, PN10/16

Stainless steel disc, with loose EPDM liner for drinking water, bare shaft

CHAN

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Chan Chee Leong

Senior Manager, Sales and Marketing

For drinking water and neutral liquids up to max. 95°C

AVK centric butterfly valves with loose liner, available in wafer, lug and U-section, designed for a wide standard range of actuators. The butterfly valves are designed with square driven anti-blowout shaft and slim disc of acid-resistant stainless steel, or Rilsan coated ductile iron disc, with machined and polished disc edges resulting in low torques.

Variant 820/00-025
Connection: Wafer type valve
Material: Ductile iron body/1.4408 disc
DN: DN25 - DN1000
PN: PN 10/16
Closing direction: Clockwise to Close

Features

  • Ductile iron body with long neck for insulation
  • Loose liner of drinking water approved EPDM with integrated gasket faces and “saw profile” for optimum grip in body
  • Square driven anti-blowout shaft in one-piece design up to DN 400, and from DN 450 with key and keyway in two-piece stub design with two self-lubricating bearings
  • Slim disc of acid-resistant stainless steel with machined and polished edges reducing the friction between liner and disc
  • Low operating torques allowing use of cost-effective actuators
  • 200μ epoxy coating up to DN 400, 250μ polyurethane from DN 450

Downloads

Datasheet
Appendix
Certificate(s)
Installation, operation and maintenance manuals
Animation
AVK_Centric_butterfly_valve.mp4

Reference nos. and dimensions:

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AVK ref. no. Gross Price
MYR		 DN
mm		 PN
Class		 Delta P
bar		 Actuat.
flange		 L
mm		 L2
mm		 H2
mm		 W2
mm		 W3
mm		 F
mm		 F2
mm		 Theoretical
weight/kg
820-0025-00-541L0160002 786 25 PN 10/16 16 F05 30 101 51 110 #8 12 1.0
820-0032-00-541L0160002 786 32 PN 10/16 16 F05 30 101 51 110 #8 12 1.0
820-0040-00-541L0160002 795 40 PN 10/16 16 F05 33 108 55 130 #8 12 1.3
820-0050-00-541L0160002 782 50 PN 10/16 16 F05 43 120 72 135 #11 12 1.8
820-0065-00-541L0160002 848 65 PN 10/16 16 F05 46 138 82 150 #11 12 2.3
820-0080-00-541L0160002 1,006 80 PN 10/16 16 F05 46 142 92 160 #11 12 2.3
820-0100-00-541L0160002 1,226 100 PN 10/16 16 F05/F07 52 162 110 180 #11 12 3.9
820-0125-00-541L0160002 1,697 125 PN 10/16 16 F05/F07 56 181 128 195 #14 16 5.0
820-0150-00-541L0160002 2,067 150 PN 10/16 16 F07 56 205 141 210 #14 16 5.9
820-0200-00-541L0160002 3,120 200 PN 10/16 16 F07 60 260 174 240 #17 19 9.3
820-0450-00-04060031002 24,976 450 PN10 10 F14 113 538 355 397 Ø45 65 95
820-0500-00-04060031002 30,257 500 PN10 10 F14 126 595 393 437 Ø45 65 125
820-0600-00-04060031002 42,042 600 PN10 10 F16 153 695 464 522 Ø70 80 180
820-0700-00-04060031002 54,524 700 PN10 10 F25 168 800 503 565 Ø70 80 280
820-0800-00-04060031002 76,216 800 PN10 10 F25 190 908 577 627 ø70 80 387
820-0900-00-04060031002 100,789 900 PN10 10 F30 204 1015 643 696 Ø80 100 502
820-1000-00-04060031002 138,215 1000 PN10 10 F30 218 1133 693 745 Ø80 100 710
2D/3D drawings
Enquiry
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Components

1. Bolt Stainless steel A2
2. Washer Stainless steel A2
3. O-ring NBR rubber
4. Shaft Stainless steel AISI 420
5. Body Ductile iron GJS-400-15
6. Liner EPDM rubber
7. Disc Stainless steel AISI 316

Test/Approvals

  • Hydraulic test according to EN 12266-1, Hydraulic test according to EN 12266-1
  • Approved according to SVGW Certificate No. 9901-4048
  • Approved for wastewater / pressure test EN12266-1
  • Approved according to DIN-DVGW Certificate NW-6201CQ0333
  • AENOR certified quality system in accordance with module H, EU pressure directive 2014/68
  • Approved according to ACS-France
  • Approved according to NSF-61, NSF International

Standards

  • EN 593
  • Face-to-face dimension according to EN 558, Series 20
  • End conn. EN1092 PN6/10/16, AS2129 TabD/E, ASME B16.5/B16.47 CL 150
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