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AVK DOUBLE ECCENTRIC BUTTERFLY VALVE, PN10/16

Welded stainless steel seat, IP67 gearbox, plate disc, long, DN150-1400

AVK headquater in Skovby Galten, Denmark

Contact

AVK International A/S

Bizonvej 1, Skovby, 8464 Galten, Denmark

Double eccentric butterfly valve to EN 593 with welded stainless steel seat and IP67 gearbox w/handwheel for drinking water and neutral liquids to max. 70°C

AVK double eccentric butterfly valves with tilted disc are designed for easy operation and long service life. The disc seal is made of AVK's drinking water approved EPDM rubber featuring an excellent compression set and ability to regain the original shape. The high quality epoxy coating and fully encapsulated shaft/disc connection ensure optimal corrosion protection and durability

Variant 756/100-025
Connection: Flanged
Material: Ductile Iron
DN: DN150 - DN1400
PN: PN10/16
Closing direction: Clockwise to Close

Features

  • Double eccentric design releases seal compression after only few degrees of opening resulting in low operating torque
  • Disc firmly fixed to the shaft to prevent fluttering and a slight tilt allows for precise adjustment of the closed position
  • Disc seal profile and rubber quality ensure low closing torque
  • All rubber parts drinking water approved by multiple institutes
  • Fasteners in stainless steel, A2
  • Stainless steel shaft and seal retainer ring
  • All threaded connections are sealed with O-rings for protection against medium and environment
  • Radial bearings in self-lubricating PTFE/bronze composite
  • Shaft ends DN≤600 fitted with an end cover that keeps the shaft in position against system pressure and seals the disc interior against corrosion
  • Shaft ends DN≥700 fully encapsulated in the disc and fixed with O-ring sealed dowels held in place with a security plate. Key and keyway as backup
  • Replaceable shaft seals with two EPDM O-rings; gaskets to the exterior in hydrocarbon resistant NBR
  • Coated with blue RAL 5017 FBE to DIN 3476, GSK and approved by WRAS-DVGW/W270/UBA, 250µm

Downloads

Datasheet
Appendix
Tender Text
Certificate(s)
Installation, Operation & Maintenance
Animation
AVK butterfly 756 2024.mp4
Guidelines

Reference nos. and dimensions:

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AVK ref. no. DN
mm		 Flange
drilling		 D
mm		 L
mm		 L1
mm		 L2
mm		 H2
mm		 W1
mm		 W2
mm		 W3
mm		 W4
mm		 W5
mm		 Theoretical
weight/kg
756-0150-1-14000047 150 PN10/16 210 - - 201 155 263 - - 280 38
756-0200-1-04000047 200 PN10 311 - - 226 182 288 - - 282 50
756-0200-1-14000047 200 PN16 311 - - 226 182 288 - - 282 50
756-0250-1-04000047 250 PN10 321 - - 260 215 322 - - 282 67
756-0250-1-14000047 250 PN16 321 - - 260 215 322 - - 282 67
756-0300-1-04000047 300 PN10 331 - 12 293 242 353 - 114 283 96
756-0300-1-14000047 300 PN16 331 - 12 293 242 357 - 114 312 102
756-0350-1-04000047 350 PN10 341 19 25 318 272 378 151 176 280 121
756-0350-1-14000047 350 PN16 431 19 25 318 272 382 151 176 309 128
756-0400-1-04000047 400 PN10 441 33 39 349 302 413 216 232 309 157
756-0400-1-14000047 400 PN16 441 33 39 349 302 413 216 232 309 157
756-0450-1-04000047 450 PN10 451 47 53 389 332 450 269 283 309 199
756-0450-1-14000047 450 PN16 520 47 53 389 332 459 269 283 419 207
756-0500-1-04000047 500 PN10 461 63 69 417 338 478 326 338 309 195
756-0500-1-14000047 500 PN16 530 63 69 426 371 496 326 338 419 265
756-0600-1-04000047 600 PN10 550 92 98 476 393 546 424 435 419 268
756-0700-1-04000047 700 PN10 600 124 130 565 448 649 527 537 453 428
756-0700-1-14000047 700 PN16 700 124 130 565 455 652 527 537 520 508
756-0800-1-04000047 800 PN10 600 155 161 635 508 720 626 635 453 572
756-0800-1-14000047 800 PN16 715 185 191 705 558 794 721 729 520 649
756-0900-1-04000047 900 PN10 735 185 191 705 558 794 721 729 520 734
756-0900-1-14000047 900 PN16 787 185 191 705 563 829 721 729 573 850
756-1000-1-04000047 1000 PN10 765 215 221 785 615 903 814 822 533 958
756-1000-1-14000047 1000 PN16 757 215 221 785 628 909 814 822 573 1108
756-1200-1-04000047 1200 PN10 797 268 274 874 728 994 985 993 573 1414
756-1200-1-14000047 1200 PN16 874 268 274 874 743 1013 985 993 594 1689
756-1400-1-04000047 1400 PN10 887 332 338 989 838 1109 1180 1187 573 2065
756-1400-1-14000047 1400 PN16 914 332 338 1014 843 1128 1180 1187 594 2365
2D/3D drawings
Enquiry
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Components

1. Gearbox Cast iron
2. Key Stainless steel A2
3. Drive shaft Stainless steel 1.4057 (431)
4. Body Ductile iron GJS-500-7
5. Bearing Bronze / PTFE composite
6. Disc cover Stainless steel 1.4301
7. Bolt Stainless steel A2
8. End cover Stainless steel 1.4021
9. Disc Ductile iron GJS-500-7
10. Bolt Stainless steel A2
11. Gasket EPDM rubber
12. Stub shaft Stainless steel 1.4057 (431)
13. End plate Ductile iron GJS-500-7
14. Bolt Stainless steel A2
15. Washer Stainless steel A2
16. Spacer Copper alloy
17. Bearing Copper alloy
18. O-ring EPDM rubber
19. Gasket NBR rubber
20. Seal retainer ring Stainless steel 1.4301
21. Seal ring EPDM rubber
22. Nut Stainless steel A2
23. Welded seat Stainless steel AISI 309L
24. Pin Stainless steel 1.4021
25. Washer Stainless steel A2
26. Security plate Stainless steel 1.4301
27. Plug Steel
28. Safety key Stainless steel 1.4021
29. Bolt Stainless steel A2
30. Blanking flange Ductile iron GJS-500-7

Test/Approvals

  • Hydraulic test according to EN 1074-1 and 2 / EN 12266
  • Approved according to DIN-DVGW Certificate NW-6201BR0451
  • Approved according to KIWA Certificate K 6320
  • Approved according to WRAS Certificate No. 2206003

Standards

  • Designed according to EN 593
  • Face-to-face dimension according to EN 558 Table 2 Basic Series 14
  • Standard flange drilling to EN1092-2 (ISO 7005-2), PN10/16
0 Files In the package

Use with this product

AVK HANDWHEEL, CTC

For double eccentric butterfly valves, DN200-600

Handwheel for extension spindles #25 mm rod wall post and post indicator.