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AVK NEEDLE VALVE, PN10/16

DI/SS body, SS internals, A2 bolts, gearbox for ON/OFF, uncoated/blue FBE

Industrial Netherlands building

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AVK Industrial Nederland BV

Schorsweg 1 8171 ME Vaassen Netherlands

Needle valve for manual or intermittend pressure or flow control of water to max. 70°C

AVK series 872 needle valves are designed for throttling and control of pressure and flow at high flow rates and high differential pressures. The focus is on durability and reliability with the sturdy valve housing made of either stainless steel or ductile iron coated with fusion bonded epoxy. It controls with high precision and the high quality materials guarantee long service life with easy maintenance access.
Variant 872/00-001
Connection: Flanged
Material: Ductile iron
DN: DN80 - DN1600
PN: PN 16

Features

  • One-piece body construction
  • Symmetrical flow path ensures evenly distributed flow around the entire seat in any open position
  • Pressure balance in chamber inside for low operating torque
  • Internal body shape is optimized to give low head loss coefficient
  • 4 - 6 guide rails ensure very low vibration
  • Main seal mounted on the piston as opposed to on the seat preventing abrasion when fitted with anti-cavitation trim
  • Bushings in high strength alu-bronze
  • Gaskets in polyurethane for high resistance to abrasion
  • Gearbox for manual or intermittend operation
  • Internal parts and fasteners in stainless steel
  • All iron parts coated with min. 250μm, blue RAL5005 epoxy - FBE for DN200-1000, 2-pack for DN1200+
  • DN80-150 bodies in uncoated stainless steel
  • Double O-rings sealed drive shaft
  • Easy access for maintenance
  • Functions: Flow control, Pressure regulation, Pump start, Reservoir inlets, Discharge, Turbine by-pass, Air regulation

Downloads

Datasheet
Product Brochure
Video
AVK Needle Valve.mp4
Installation, operation and maintenance manuals
Certificate(s)

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Flange
drilling		 A
mm		 B
mm		 D
mm		 H3
mm		 L
mm		 W
mm		 Theoretical
weight/kg		 Notes
872-0080-00-10900100100 80 PN10/16 125 117 100 230 260 330 31 Face to face according to EN 558, ser. 48
872-0100-00-10900100100 100 PN10/16 145 117 120 230 300 360 39
872-0150-00-10900100100 150 PN10/16 175 150 135 295 350 425 69
872-0200-00-00100100000 200 PN10 220 150 150 425 400 500 102
872-0200-00-10100100000 200 PN16 220 150 150 425 400 500 102
872-0250-00-00100100000 250 PN10 260 150 165 475 450 565 152
872-0250-00-10100100000 250 PN16 260 150 165 475 450 570 153
872-0300-00-00100100000 300 PN10 305 155 185 535 500 655 219
872-0300-00-10100100000 300 PN16 305 155 185 535 500 655 222
872-0350-00-00100100000 350 PN10 345 170 205 595 550 720 270
872-0350-00-10100100000 350 PN16 345 170 205 595 550 725 285
872-0400-00-00100100000 400 PN10 385 300 235 660 600 825 353
872-0400-00-10100100000 400 PN16 385 300 235 660 600 825 367
872-0450-00-00100100000 450 PN10 415 300 240 745 650 875 431
872-0450-00-10100100000 450 PN16 415 300 240 745 650 885 452
872-0500-00-00100100000 500 PN10 445 300 245 785 700 935 521
872-0500-00-10100100000 500 PN16 445 300 245 785 700 950 554
872-0600-00-00100100000 600 PN10 505 300 280 925 800 1060 762
872-0600-00-10100100000 600 PN16 505 300 280 925 800 1070 826
872-0700-00-00100100000 700 PN10 565 305 315 1045 900 1185 1080
872-0700-00-10100100000 700 PN16 565 305 315 1045 900 1185 1097
872-0800-00-00100100000 800 PN10 650 305 350 1180 1000 1335 1564
872-0800-00-10100100000 800 PN16 650 335 350 1180 1000 1335 1597
872-0900-00-00100100000 900 PN10 715 335 385 1320 1100 1440 2025
872-0900-00-10100100000 900 PN16 715 335 385 1320 1100 1440 2068
872-1000-00-00100100000 1000 PN10 760 510 400 1490 1200 1590 2554
872-1000-00-10100100000 1000 PN16 760 510 400 1490 1200 1590 2617
872-1200-00-00100100000 1200 PN10 870 510 415 1710 1400 1810 3768
872-1200-00-10100100000 1200 PN16 870 510 415 1710 1400 1810 3872
872-1400-00-00100100000 1400 PN10 1000 510 480 1960 1600 2100 5267
872-1400-00-10100100000 1400 PN16 1000 610 480 1960 1600 2100 5560
872-1600-00-00100100000 1600 PN10 1153 610 625 2230 1800 2440 8158
872-1600-00-10100100000 1600 PN16 1153 741 625 2230 1800 2440 8321
Enquiry
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Components

1. Shaft Stainless steel 1.4028
2. Screw Stainless steel A2-70
3. Key Stainless steel
4. Ring cap Alu-bronze CC333G
5. O-ring EPDM rubber
6. Bush Alu-bronze CC333G
7. Bush Alu-bronze CC333G
8. O-ring EPDM rubber
9. Plug Plastic
10. Ogive Stainless steel 1.4028
11. O-ring EPDM rubber
12. Body Ductile iron GJS-500-7 (GGG-50)
13. Crank Ductile iron GJS-500-7 (GGG-50)
14. Pin Stainless steel 1.4028
15. Split pin Stainless steel 1.4301
16. Bush Alu-bronze CC333G
17. Guide Brass CW617N
18. Piston tube Stainless steel 1.4301
19. Eye bolt Steel, zinc coated
20. Gasket Polyurethane
21. O-ring EPDM rubber
22. Gasket Polyurethane
23. Piston flange Stainless steel 1.4301
24. Fixing plate Stainless steel 1.4301
25. Bush Alu-bronze CC333G
26. Connection rod Stainless steel 1.4028
27. Pin Stainless steel 1.4028
28. Body seal ring Stainless steel 1.4301
29. Key Stainless steel
30. Socket screw Stainless steel A2-70
31. Bolt, socket head Stainless steel A2-70
32. Guide Brass CW617N
33. Fixing gasket ring Stainless steel 1.4301
34. Bolt, hexagon head Stainless steel A2-70
35. Bolt, socket head Stainless steel A2-70
36. Bolt, socket head Stainless steel A2-70
37. Gearbox

Test/Approvals

  • Hydraulic test according to EN 1074-1 and 2 / EN 12266
  • Hydraulic test according to EN 1074-1 and 5/ EN12266
  • ISO 14001 certified - SAI Global Environment
  • ISO 9001 certified - SAI Global Quality
  • Approved according to SABESP Brazil

Standards

  • EN 1074-5
  • Face-to-face dimension according to EN 558, Series 15
  • Flange drilling to EN1092, PN10/16
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