Check valves
![DUAL FLAP CHECK VALVE Stainless Steel](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/dual-flap-check-valve.jpg?mw=720&rev=3ff5afb7-dcf2-41a6-a607-34ad7a81aa47&hash=388F2F3E8FA4A17281AB221F6EE0D05B)
Dual flap check valve
Stainless Steel
Variant: N/A - DN50-600, PN16, 316 Stainless Steel body and trim and viton seat. Face to face in API 594 or EN 558-1 available.
![DUAL FLAP CHECK VALVE Cast Iron](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/dual-flap-check-valve--cast-iron.jpg?mw=720&rev=c3ddca7d-192d-4071-9a9c-e48f1ab14161&hash=0D3858094B3EB4EEE5823C328B47806B)
Dual flap check valve
Cast Iron
Variant: N/A - DN40-800, PN16, Cast Iron body, 316 Stainless Steel trim, EPDM seat and WRAS approved.
![WOUTER WITZEL ECV DUAL FLAP CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/wouter-witzel-ecv-dual-flap-check-valve.jpg?mw=720&rev=cf9ba24e-c8bc-4f14-b7ce-fca5112b7133&hash=B5B04C5FD9611E219D5AD2DFD8E5D66D)
Wouter Witzel ECV dual flap check valve
Variant: ECV - DN50-600, PN16, seat: EPDM/NBR/FPM and disc: Aluminium/Bronze. Face to face EN 558-1/2 Series 16. Various body materials available.
![ORBINOX RM TILT CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/orbinox-rm-tilt-check-valve.jpg?mw=720&rev=90543161-a50a-419c-abbb-984f5878f3c8&hash=29536979919FE5FAFD1BC3FC5AEE9574)
Orbinox RM tilt check valve
Variant: RM - DN50-300, PN40, 316 Stainless Steel body and disc, metal seated and Face to face EN 558-1/2 Series 16. Optional extra include DN350-600, 25 bar and DN700-900, 10 bar.
![SINGLE FLAP CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/singleflapbanner.jpg?mw=720&rev=5b18a554-0071-4c94-b3bb-6876f2371059&hash=FD6541E2D429AFD1D09569A7AA076C4E)
Single flap check valve
Variant: - DN50-600, PN16, Cast Iron body and CF8M disc and stem and EPDM seat. Wafer to suit AS 2129 T/E and AS 4087 T/D
![VCW FAST CHECK NON SLAM](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/fast-check-non-slam.jpg?mw=720&rev=1ea817a7-47fd-40fb-bcc5-ababc84dd4ae&hash=88B42C9EB4B864673BBC2E4162F3F748)
VCW fast check
Variant: - DN50-1200, PN10-40, Ductile Iron Body, resilient seat, polyurethane disc and working pressures.
![AVK SERIES 41/82 SWING CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/avk-series-4182-swing-check-valve.jpg?mw=720&rev=ff8e3178-a494-4f36-97d1-f48393a620cc&hash=BC91D07FD55659EA8EC7E119ACD3C3F0)
AVK series 41/82 swing check valve
Variant: 41/82 - DN80-300, PN16, AS 4087 B5 drilling, AS 4794 approved and resilient seat. Optional extras include lever and weight, limit switch, AS 2129 T/E and safety cage for lever & weight.
![AVK SERIES 41/39 SWING CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/avk-series-4139-swing-check-valve.jpg?mw=720&rev=6878470a-a2e4-4746-94e1-1b2b45156ae8&hash=467BDE3E425513F5C780D22CB58B87FC)
AVK series 41/39 swing check valve
Variant: 41/39 - DN350-600, PN16, AS 4087 B5 drilling and metal seat. Optional extras include lever and weight (41/36), limit switch and AS 2129 T/E.
![AVK SERIES 53/50 BALL CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/avk-series-5350-ball-check-valve.jpg?mw=720&rev=046fb5dd-33bc-4d8c-a6d9-a17cd61af336&hash=3B34CECFA5F965DED63B85E01DAE96A2)
AVK series 53/50 ball check valve
Variant: 53/50 - DN50-300, PN10-16, AS 4087 B5 drilling, AS 4794 face to face, NBR ball and Ductile Iron body. Optional extras include AS 2129 T/E drilling, alternate ball weights and sizes DN350 to DN600.
![AVK series 874 tilting disc check valve](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/874ribbon.jpg?mw=720&rev=486cd6f1-a694-4863-b3a5-b3b800174ff2&hash=F48AB0126FDC17CBF1283EBDABC40DF5)
AVK series 874 tilting disc check valve
Variant: 874 - DN150-1600, PN10-16, AS 4087 B5 drilling, resilient seat, Ductile Iron body and replaceable seat.
![AVK Y-Strainer](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/avk-y-strainer.jpg?mw=720&rev=96e675d5-dcb9-40e7-bf57-26cd728779a1&hash=9B97FCB6B64D2A6687E6FACBB26494D7)
Y-strainer
Variant: N/A - DN50-300, PN10-16, AS 4087 B5 drilling, SS screen, Ductile Iron body, quick removal lid. Gauge ports available for measuring differential pressure.
![STEEL SWING CHECK VALVE](https://www.avkindustrial.com.au/-/media/websites/local-websites/avk-flow-control-australia/images/ribbons/products/steel-swing-check-valve.jpg?mw=720&rev=e08f3b08-9aa5-4145-8888-55bda3c64e59&hash=07CD034D2DED2555C17EF6A0ECE1D401)
Steel swing check valve
Variant: N/A - DN15-750, Carbon or Stainless Steel construction, stellite seats, class 150-1500# and flanged connection. Socket weld and threaded connections available.