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AVK KNIFE GATE VALVE, PN10

Rising stem and ISO top flange for mounting of electric actuator, replaceable top packing gland, DN50-600

AVK headquater in Skovby Galten, Denmark

Contact

AVK International A/S

Bizonvej 1, Skovby, 8464 Galten, Denmark

Knife gate valve with rising stem and ISO flange prepared for el-act. for wastewater treatment 0°C to +80°C

AVK lug/wafer knife gate valves are bi-directional with full and plane bore. The protected sealings and high quality materials bring about a great performance and a long service life. AVK knife gate valves are available with lever, non-rising stem and handwheel, rising stem and handwheel, pneumatic actuator, ISO top flange for actuator or complete with electric actuator.

Variant 702/50-103
Connection: Flanged
Material: Ductile Iron
DN: DN50 - DN600
PN: PN10

Features

  • Replaceable top packing gland enables sealing replacement without disassembly of the valve
  • The valve is self cleaning as particles will be pushed off the gate when opening the valve. For extra protection of the packing gland a scraper is available as an optional extra
  • Bi-directional, can be installed independent of the flow direction
  • Full bore with no reduction of the flow
  • Plane bottom prevents sediment from being accumulated
  • No cavity in the body and thus no risk of clogging
  • U-shaped one-piece NBR sealing between the body parts makes up for tolerances in coating and casting. It is reinforced with a steel insert to protect it from being damaged during operation.
  • Encaged stem with yokes prepared for mounting of micro switches and inductive censors
  • Stem and gate connection is secured with self-locking nuts
  • Supports integrated in the body casting protect the gate from deflecting under pressure
  • Body of ductile iron with 100-150 μm UV resistant polyester coating, RAL 5017. Optionally of acid-resistant stainless steel or duplex
  • Yokes of carbon steel with coating 100-150 μm of plascoat PPA 571 Aqua
  • Gate, stem, bolts and nuts of acid-resistant stainless steel
  • Washers under the bolts protect the coating
  • Slim design and low weight
  • Approved according to the 2014/68/UE Pressure Equipment Directive
  • Approved according to the 2014/34/EU ATEX Directive
  • Available in larger dimensions
  • Optionally in higher PN class

Downloads

Datasheet
Installation
Animation
AVK_Knife_gate_valve_animation.mp4

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Flange
drilling		 L
mm		 H3
mm		 HC
mm		 HO
mm		 W
mm		 Test
pressure bar		 Working
Pressure bar		 Theoretical
weight/kg
702-0050-10-0000446 50 PN10 43 472 300 407 131 15 10 8.4
702-0065-10-0000446 65 PN10 46 516 325 444 143 15 10 9.9
702-0080-10-0000501 80 PN10 46 591 357 499 184 15 10 15
702-0100-10-0000513 100 PN10 52 683 392 582 202 15 10 18
702-0125-10-0000503 125 PN10 56 733 428 618 230 15 10 21
702-0150-10-0000504 150 PN10 56 867 510 732 270 15 10 32
702-0200-10-0000561 200 PN10 60 1047 610 882 331 15 10 52
702-0250-10-0000563 250 PN10 68 1242 716 1044 397 15 10 72
702-0300-10-0000491 300 PN10 78 1445 834 1219 452 15 10 99
702-0350-10-0000563 350 PN10 78 1621 927 1362 518 9 6 120
702-0400-10-0000472 400 PN10 90 1798 1035 1510 576 9 6 162
702-0450-10-0000459 450 PN10 90 1987 1109 1674 560 7 5 268
702-0500-10-0000440 500 PN10 95 2175 1211 1826 698 7 5 279
702-0600-10-0000440 600 PN10 105 2523 1400 2115 817 6 4 395
BIM drawings
2D/3D drawings
Enquiry
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Components

1. Plate Carbon steel
2. Stem Stainless steel 316
3. Bolt Stainless steel A4
4. Top packing gland Ductile iron GJS-400-15 (GGG-40)
5. Bolt Stainless steel A4
6. Packing NBR + PTFE
7. Body Ductile iron GJS-400-15 (GGG-40)
8. Gate Stainless steel 316
9. U-shaped seal Steel / NBR
10. Bolt Stainless steel A4
11. Bearing Carbon steel
12. ISO flange Carbon steel
13. Bolt/nut Stainless steel A4

Standards

  • Face-to-face dimension according EN 558 - Series 20
  • Standard flange drilling to EN1092-2 (ISO 7005-2), PN10/16
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