AVK RESILIENT SEATED GATE VALVE, PN16

Ductile iron, with stem cap/Insert

Resilient seat gate valve for water and waste water. Temperature range: -10° C to +70° C.

The 21/35 is a resilient seat, wedge gate valve for isolation purposes suitable for use with water and neutral liquids (sewage) to a maximum temperature of up to +70°C.



Variant 21/35-001
Connection: Flanged
Material: Ductile Iron
DN: DN80 - DN400
PN: PN 16

Features

    • Cap top as standard.
    • The ductile iron wedge, fully vulcanized with EPDM rubber.
    • O-ring stem seals replaceable under pressure.
    • Fully corrosion resistant construction.
    • Blue fusion bonded epoxy coating, in accordance with WIS 4-52-01 - Class B.
    • Body, bonnet and gland bolts sealed with hot melt
    • Lifting bars.
    • Patent pending.
    • Options:
    • ISO flange gland version for gearbox and actuator mounting (21/37 and 21/78).
    • Clock wise to open (red stem cap insert), clock wise to close (white stem cap insert).
    • Version available for salt laden environments (21/58).
    • Bypass valve available on DN350 & 400 sizes.
    • Safety Note:
      • The valves now accommodate lifting bars for the safe handling of valves. These lifting bars are rated to the weight of the bare valve and stem cap (where fitted) only and should not be utilised if the valve is fitted with pipe, mechanical pipe joints, gearboxes, actuators or any other external fitment. AVK will not accept any responsibility for loss or damage if the lifting bars are not used in strict accordance with this guidance

Reference nos. and dimensions:

Close Download package
AVK ref. no. DN
mm
Flange
drillling
Closing
Direction
L
mm
H
mm
H3
mm
F1
mm
Bolt
No.
Turns
to open
Theoretical
weight/kg
3D drawings Enquiry
21-080-35-2140069 80 PN10/16 CTC 203 318 413 19 8 7.5 14
21-080-35-3140069 80 PN10/16 CTO 203 318 413 19 8 7.5 14
21-100-35-2140069 100 PN10/16 CTC 229 338 443 19 8 8.5 17
21-100-35-3140069 100 PN10/16 CTO 229 338 443 19 8 8.5 17
21-150-35-2140069 150 PN10/16 CTC 267 428 563 19 8 12.5 29
21-150-35-3140069 150 PN10/16 CTO 267 428 563 19 8 12.5 29
21-200-35-2140069 200 PN16 CTC 292 515 681 19 12 16.5 47
21-200-35-3140069 200 PN16 CTO 292 515 681 19 12 16.5 47
21-250-35-2140069 250 PN16 CTC 330 662 862 27 12 21 84
21-250-35-3140069 250 PN16 CTO 330 662 862 27 12 21 84
21-300-35-2140069 300 PN16 CTC 356 739.5 967 27 12 25 117
21-300-35-3140069 300 PN16 CTO 356 739.5 967 27 12 25 117
21-350-35-2140069 350 PN16 CTC 381 821 1088 37 16 27 214
21-350-35-3140069 350 PN16 CTO 381 821 1088 37 16 27 214
21-350-35-G140069 350 PN16 CTC 381 821 1088 37 16 27 225
21-350-35-H140069 350 PN16 CTO 381 821 1088 37 16 27 225
21-400-35-2140069 400 PN16 CTC 406 406 1138 37 16 29 220
21-400-35-3140069 400 PN16 CTO 406 848 1138 37 16 29 220
21-400-35-G140069 400 PN16 CTC 406 848 1138 37 16 29 231
21-400-35-H140069 400 PN16 CTO 406 406 1138 37 16 29 231

Downloads

Datasheet (PDF)
Related Datasheets
Tender Text
Certificate(s)
Installation, Operation & Maintenance
Price list

Components

1. Stem Cap Cast iron GJL-250
2. Stem Stainless steel 1.4021
3. Seal NBR
4. Gland Flange Assembly Ductile Iron GJS-500-7
5. Thrust collar DZR brass
6. Bonnet Ductile Iron GJS-500-7
7. Bolt Steel 8.8
8. Wedge Ductile Iron GJS-500-7
9. Body Ductile Iron GJS-500-7
10. Bonnet gasket EPDM
11. Coating Epoxy

Test/Approvals

  • Hydraulic test according to EN 1074-1 and 2 / EN 12266.
  • Approved according to WRAS
  • Drinking Water Inspectorate Regulation 31 compliant

Standards

  • Designed according to BS EN 1074 -1 and 2, Designed according to BS5163/B
  • Face to face according to EN 558 Table 2 Basic Series 3
  • Standard flange drilling to EN1092 (ISO 7005-2), PN 16
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