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AVK UNIDIRECTIONAL KNIFE GATE VALVE, ANSI CL.150

Lug type, ASME drilling, resilient seat, rising stem, handwheel

AVK Valves India Pvt Ltd

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AVK Valves India Pvt Ltd

117 & 118, 1st Floor, Road Number 3 Vijayanagar, EPIP Phase I, Whitefield, Bengaluru, Karnataka 560066, India

Unidirectional lug type knife gate valve for municipal and general industrial applications like Pulp & Paper, Waste Water, Bulk Handling, Mining, Power Plants, Chemical Plants, Food & Beverage, etc

The EW model knife gate valve is a lug type valve designed according to AWWA C520-14 for municipal and general

industrial service applications. The design of the body and seat also assures non-clogging shut off on suspended solids. Standard flange connection: ANSI B16.5 / ASME B16.47 and DIN PN10 (EN 1092-2). Size range: DN50-900(larger sizes on request).

Variant 779/13-010
Connection: Lug type
Material: Ductile iron
DN: DN50 - DN900

Features

  • Lug type monoblock ductile iron body with internal cast-in gate wedges and guides
  • Port design as per AWWA C520-14 standards
  • Stainless steel gate polished both sides to avoid jamming and seat damage
  • Standard EPDM resilient seat. Metal-to-metal seat, as well as high performance rings and deflection cones available
  • Long life PTFE impregnated synthetic fibre plus EPDM o-ring packing with easy access and adjustable gland follower. Wide range of packing materials available
  • RAL-5015 blue epoxy-coating on all cast iron/carbon steel components
  • Automated valves provided with gate guards in accordance with EU Safety Standards

 

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Datasheet

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 PN
Class		 A
mm		 G
mm		 H
mm		 Theoretical
weight/kg
779-0050-13-0000017 50 PN10 48 225 428 8
779-0080-13-0000017 80 PN10 51 225 471 11
779-0100-13-0000016 100 PN10 51 225 516 14
779-0125-13-0000016 125 PN10 57 225 601 17
779-0150-13-0000016 150 PN10 57 225 642 20
779-0200-13-0000016 200 PN10 70 225 822 34
779-0250-13-0000016 250 PN10 70 310 988 48
779-0300-13-0000016 300 PN10 76 410 1069 67
779-0350-13-0000017 350 PN10 76 410 1280 100
779-0400-13-0000017 400 PN10 89 410 1359 130
779-0450-13-0000016 450 PN10 89 410 1576 165
779-0500-13-0000016 500 PN10 114 550 1683 210
779-0600-13-0000016 600 PN10 114 550 1901 300
779-0700-13-0000016 700 PN 7 114 - - 455
779-0750-13-0000006 750 PN 7 117 - - 610
779-0800-13-0000016 800 PN 7 117 - - 572
779-0900-13-0000016 900 PN 7 117 - - 750
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Components

1. Body Ductile iron GJS-400-15
2. Gate Stainless steel AISI 304
3. Seat EPDM rubber
4. Packing PTFE
5. Gland follower Ductile iron GJS-400-15
6. Stem Stainless steel
7. Stem nut Brass
8. Yoke Carbon steel, epoxy coated
9. Ring Stainless steel AISI 304
10. Bush Stainless steel AISI 304
11. Washer Polyester
12. Guide bush Bronze
13. Spring pin Stainless steel AISI 420
14. Handwheel Aluminium

Standards

  • AWWA C520
  • Face-to-face dimension according to MSS SP-81/AWWA C520
  • Flange drilling to ANSI class 150.
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