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The ULTIMATE Check Valve! |
 
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PRODUCT
SIZING & PRESSURE RATINGS |
HANSEN
CODE |
METRIC
BSPT / NPT |
IMPERIAL
BSPT / NPT |
MAX
PRESSURE @ 20 Degrees Celsius |
CV25 |
25mm |
1" |
16
Bar |
CV32 |
32mm |
1
1/4" |
16
Bar |
CV40 |
40mm |
1
1/2" |
16
Bar |
| CV50 |
50mm |
2" |
16
Bar |
| CV63 |
63mm |
2 1/2" |
16
Bar |
FEATURES & BENEFITS |
Used in-line as a non return valve to stop fluids flowing back through your system
- High Performance, Cost Effective Check Valve
- Strong Compact Design
- Delivers high volumes of water quickly with unrestricted full flow
- Screw Cap for easy access for in-line servicing
- No Poppet Valve to wear or jam
- Diaphragm and spring are interchangeable with the same size Hansen Foot Valve
- Manufactured from strong, non-corrosive UV stabilised materials for a long life
- Materials approved for use with Potable (drinkable) Water
- Fast response when opening and closing
- Smooth operating valve for high efficiency
- All connecting threads are BSPT and NPT
| The Check Valves in this website are protected by intellectual property rights owned by the Hansen group of companies in New Zealand, Australia and other countries, including NZ patents 286543/299570 and 331955 and registered design 29440, Australian patent 708382 and registered design 138753, United States patent 6,374,855 and registered design 42661, United Kingdom patent 0894214 and registered design 2079841, Malaysian patent MY-0119324-A, Indonesian patent ID0007653, , Irish patent 0894214, Israeli patent 126944, Canadian patent 2253848 and South African registered design 98/1493. HANSEN is a trade mark of the Hansen group of companies. |
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When fluid is required in the direction of flow, the diaphragm opens allowing exceptional flow. As the flow through the valve stops, the diaphragm closes preventing any return flow. The greater the back or head pressure, the better the diaphragm seals against the valve seat. |
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Cross section shows valve in fully open position |
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Cross section shows valve in fully closed position |
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from 25mm to 63mm have been approved in SGS Marine Certificate. The M&I division of SGS New Zealand Limited is the country’s largest marine and industrial inspection, testing and Safe Ship Management service provider.
