SANDPIPER HDF3A-HDF4A Metallic Heavy Duty Flap Valve Pumps are recommended for abrasive slurries, suspended and non-suspended solids and line-size solids requirements. All SANDPIPER® Heavy Duty Flap Valve Pumps are configured in bottom discharge porting arrangements and provide superior suction lift. Heavy Duty Flap Valve Pumps are thick wall constructed of Sand-Cast Aluminum, Cast Iron and Stainless Steel with elastomer, and TPE (thermal plastic elastomers) options in diaphragms and check valves. HDF pumps are enhanced with an extended wear package.
SANDPIPER HDF3A-HDF4A Metallic – Performance Curve
SANDPIPER HDF3A-HDF4A Metallic – Specifications
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Port Size :
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3″ ANSI
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| Capacity : |
0 to 260 gpm (988 lpm)
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Air Distribution Valve :
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No-lube, no-stall design
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Solids-Handling :
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Up to nearly 3″ (75 mm)
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Heads Up To:
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125 psi or 289 ft. of water (8.6 bar or 88 meters)
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Displacement/Stroke :
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.026 gallons (.098 liters)
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Max Operating Pressure :
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125 psi (8.6 bar)
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Shipping Weight :
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Features and Benefits of the Heavy Duty Flap Valve Pumps
- Light Weight & Portable – Weights range from 48 lbs (21 kg).
- All Bolted Construction – Durable & High Pressure Capable
- Bottom Discharge – For Pumping Out of Tough Areas
- Flap Check Valves – Provides Large Solids Capabilities
- Durable Diaphragm Connecting Rods – Reliable and Consistent Diaphragm Control
- ESADS + Plus Air Valve – Externally Serviceable Air Distribution System
- Dynamic Manifold Connections – 90º – 180º Rotation Options
- Solids Range – +1″ (25mm) to 3″ (76mm)
- Superior Dry Prime – Up to 24 ft (7m) of water
- Certifications Available – CE, ATEX and ABS
