{"product_id":"sandpiper-stainless-steel-hdf3-3-80mm-heavy-duty-flap-valve-aodd-pump","title":"SANDPIPER Stainless Steel HDF3 3\" (80mm) Heavy-Duty Flap Valve AODD Pump","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #1f2937; line-height: 1.6;\"\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 2fr 1fr; gap: 30px; align-items: start;\"\u003e\n\u003cdiv\u003e\n\u003ch2 style=\"color: #263879; margin-bottom: 12px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Sandpiper HDF3 3” Heavy-Duty Flap Valve AODD Pump is designed for tough liquid transfer applications involving abrasive slurries, suspended solids, non-suspended solids, and large line-size solids. Built for sump applications, mine dewatering, wastewater handling, and demanding industrial solids transfer, this air operated double diaphragm pump provides reliable performance where conventional ball valve pumps may struggle with clogging or settling solids.\u003c\/p\u003e\n\u003cp\u003eWith its heavy-duty flap valve design and bottom discharge porting, the HDF3 allows solids to pass directly through the pump while helping prevent settling solids from remaining inside the pumping chamber. This design supports longer pump life, improved solids handling, and dependable operation in harsh environments.\u003c\/p\u003e\n\u003cp\u003eThe Sandpiper HDF3 is available in metallic constructions including aluminum, cast iron, and stainless steel, with thick wall sand-casted construction and elastomer or TPE diaphragm and check valve options. As part of Sandpiper’s Evolution portfolio improvement, the HDF3 and HDF4 designs have been optimized for higher performance and improved flow efficiency.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #263879; margin-top: 28px;\"\u003eKey Benefits\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003eHandles abrasive slurries and large solids\u003c\/li\u003e\n\u003cli\u003eFlap valve design allows up to nearly 3” solids handling\u003c\/li\u003e\n\u003cli\u003eBottom discharge porting helps prevent solids from settling inside the pump\u003c\/li\u003e\n\u003cli\u003eSuperior suction lift up to 24 ft in water\u003c\/li\u003e\n\u003cli\u003eNo-lube, no-stall air distribution valve design\u003c\/li\u003e\n\u003cli\u003eHeavy-duty metallic construction for harsh industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f7f9fc; padding: 24px; border-radius: 14px;\"\u003e\n\u003ch3 style=\"color: #263879; margin-top: 0;\"\u003eIdeal For\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 0;\"\u003e\n\u003cli\u003eSump Applications\u003c\/li\u003e\n\u003cli\u003eMine Dewatering\u003c\/li\u003e\n\u003cli\u003eAbrasive Slurry Transfer\u003c\/li\u003e\n\u003cli\u003eWastewater Handling\u003c\/li\u003e\n\u003cli\u003eSolids-Laden Fluid Transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 35px;\"\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 14px; padding: 22px; text-align: center;\"\u003e\n\u003ch4 style=\"color: #263879;\"\u003eLarge Solids Handling\u003c\/h4\u003e\n\u003cp\u003eFlap valve design allows up to nearly 3” line-size solids to pass through the pump.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 14px; padding: 22px; text-align: center;\"\u003e\n\u003ch4 style=\"color: #263879;\"\u003eBottom Discharge Design\u003c\/h4\u003e\n\u003cp\u003eHelps prevent settling solids from collecting inside the pumping chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 14px; padding: 22px; text-align: center;\"\u003e\n\u003ch4 style=\"color: #263879;\"\u003eSuperior Suction Lift\u003c\/h4\u003e\n\u003cp\u003eProvides suction lift capabilities up to 24 ft in water from dry prime conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 14px; padding: 22px; text-align: center;\"\u003e\n\u003ch4 style=\"color: #263879;\"\u003eHeavy-Duty Reliability\u003c\/h4\u003e\n\u003cp\u003eBuilt for sump, dewatering, slurry, and solids-heavy industrial applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #263879; margin-top: 40px;\"\u003eCommon Industrial Applications\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003eSump pumping applications\u003c\/li\u003e\n\u003cli\u003eMine dewatering\u003c\/li\u003e\n\u003cli\u003eAbrasive slurry transfer\u003c\/li\u003e\n\u003cli\u003eWastewater and sludge handling\u003c\/li\u003e\n\u003cli\u003eSolids-laden liquid transfer\u003c\/li\u003e\n\u003cli\u003eNon-suspended solids handling\u003c\/li\u003e\n\u003cli\u003eIndustrial fluid transfer with large solids\u003c\/li\u003e\n\u003cli\u003eHarsh-duty plant maintenance applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #263879; margin-top: 40px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003ePump Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eSandpiper HDF3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003ePump Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eAir Operated Double Diaphragm (AODD) Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eValve Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eHeavy-Duty Flap Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003ePort Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e3” 150# ANSI Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eAvailable Materials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eAluminum \/ Cast Iron \/ Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eMaximum Flow Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eUp to 310 GPM (1173 LPM) for Aluminum \/ Up to 303 GPM (1147 LPM) for Cast Iron \/ Up to 297 GPM (1124 LPM) for Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eMaximum Operating Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e125 PSI (8.6 Bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eSolids Handling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eUp to nearly 3” (75 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eHeads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eUp to 125 PSI or 289 ft of water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eDisplacement Per Stroke\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eAluminum: 1.60 gal (6.08 L) \/ Cast Iron: 1.15 gal (4.37 L) \/ Stainless Steel: 1.70 gal (6.4 L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f9fc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eAir Distribution Valve\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eNo-Lube, No-Stall Design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eSuction Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eUp to 24 ft in water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color: #263879; margin-top: 40px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat is the Sandpiper HDF3 pump used for?\u003c\/h4\u003e\n\u003cp\u003eThe Sandpiper HDF3 is used for abrasive slurries, sump applications, mine dewatering, wastewater, and other liquids containing suspended or non-suspended solids.\u003c\/p\u003e\n\n\u003ch4\u003eWhy choose a flap valve pump instead of a ball valve pump?\u003c\/h4\u003e\n\u003cp\u003eA flap valve pump provides a larger flow area for solids to pass through, making it more suitable for large solids and heavy slurry applications compared to ball valve pumps.\u003c\/p\u003e\n\n\u003ch4\u003eCan the Sandpiper HDF3 handle large solids?\u003c\/h4\u003e\n\u003cp\u003eYes. The HDF3 is designed to handle up to nearly 3” line-size solids, making it suitable for demanding solids-laden fluid transfer applications.\u003c\/p\u003e\n\n\u003c!-- Material Options Section --\u003e\n\u003cdiv style=\"margin-top: 40px;\"\u003e\n\u003ch3 style=\"color: #263879; margin-bottom: 24px; text-align: center;\"\u003eAlso Available in Other Materials: \u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap: 20px;\"\u003e\n\n\u003c!-- Aluminum --\u003e\n\u003ca href=\"https:\/\/store.abset.com\/products\/sandpiper-hdf3-3-inch-aluminum-heavy-duty-flap-valve-aodd-pump\" style=\"text-decoration: none; border: 1px solid #e5e7eb; border-radius: 18px; padding: 28px 24px; display: block; color: #1f2937; background: #ffffff; text-align: center;\"\u003e\n\u003cdiv style=\"margin-bottom: 18px; display: flex; justify-content: center;\"\u003e\u003csvg width=\"52\" height=\"52\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#263879\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\n\u003cpath d=\"M12 2L19 21H5L12 2Z\"\u003e\u003c\/path\u003e\n\u003c\/svg\u003e\u003c\/div\u003e\n\u003ch4 style=\"margin-top: 0; margin-bottom: 12px; color: #263879; font-size: 20px;\"\u003eAluminum\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.7; font-size: 15px; margin-bottom: 20px;\"\u003eLightweight metallic option with flow capacity up to 310 GPM for heavy-duty solids handling.\u003c\/p\u003e\n\u003cspan style=\"display: inline-block; background: #263879; color: #ffffff; padding: 10px 18px; border-radius: 999px; font-size: 14px; font-weight: 600;\"\u003e Explore More \u003c\/span\u003e\u003c\/a\u003e\n\n\u003c!-- Cast Iron --\u003e\n\u003ca href=\"https:\/\/store.abset.com\/products\/sandpiper-hdf3-3-inch-cast-iron-heavy-duty-flap-valve-aodd-pump\" style=\"text-decoration: none; border: 1px solid #e5e7eb; border-radius: 18px; padding: 28px 24px; display: block; color: #1f2937; background: #ffffff; text-align: center;\"\u003e\n\u003cdiv style=\"margin-bottom: 18px; display: flex; justify-content: center;\"\u003e\u003csvg width=\"52\" height=\"52\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#263879\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\n\u003cpath d=\"M4 12H20\"\u003e\u003c\/path\u003e\n\u003cpath d=\"M12 4V20\"\u003e\u003c\/path\u003e\n\u003ccircle cx=\"12\" cy=\"12\" r=\"8\"\u003e\u003c\/circle\u003e\n\u003c\/svg\u003e\u003c\/div\u003e\n\u003ch4 style=\"margin-top: 0; margin-bottom: 12px; color: #263879; font-size: 20px;\"\u003eCast Iron\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.7; font-size: 15px; margin-bottom: 20px;\"\u003eHeavy-duty construction for abrasive slurry, sludge, sump, and dewatering applications.\u003c\/p\u003e\n\u003cspan style=\"display: inline-block; background: #263879; color: #ffffff; padding: 10px 18px; border-radius: 999px; font-size: 14px; font-weight: 600;\"\u003e Explore More \u003c\/span\u003e\u003c\/a\u003e\n\n\u003c!-- Stainless Steel --\u003e\n\u003ca href=\"https:\/\/store.abset.com\/products\/sandpiper-hdf3-3-inch-stainless-steel-heavy-duty-flap-valve-aodd-pump\" style=\"text-decoration: none; border: 1px solid #e5e7eb; border-radius: 18px; padding: 28px 24px; display: block; color: #1f2937; background: #ffffff; text-align: center;\"\u003e\n\u003cdiv style=\"margin-bottom: 18px; display: flex; justify-content: center;\"\u003e\u003csvg width=\"52\" height=\"52\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#263879\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\n\u003cpath d=\"M12 2L4 7V12C4 17 7.5 21 12 22C16.5 21 20 17 20 12V7L12 2Z\"\u003e\u003c\/path\u003e\n\u003c\/svg\u003e\u003c\/div\u003e\n\u003ch4 style=\"margin-top: 0; margin-bottom: 12px; color: #263879; font-size: 20px;\"\u003eStainless Steel\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.7; font-size: 15px; margin-bottom: 20px;\"\u003eCorrosion-resistant metallic option for demanding industrial fluids and solids-laden transfer.\u003c\/p\u003e\n\u003cspan style=\"display: inline-block; background: #263879; color: #ffffff; padding: 10px 18px; border-radius: 999px; font-size: 14px; font-weight: 600;\"\u003e Explore More \u003c\/span\u003e\u003c\/a\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- CTA Banner --\u003e\n\u003cdiv style=\"margin: 40px 0; padding: 32px 36px; background: linear-gradient(135deg,#263879 0%,#1f2f6d 100%); border-radius: 18px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; color: #ffffff;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px;\"\u003e\n\u003ch2 style=\"margin: 0 0 12px; color: #ffffff; font-size: 28px; line-height: 1.2;\"\u003eNeed Help Selecting a Heavy-Duty Flap Valve Pump?\u003c\/h2\u003e\n\u003cp style=\"margin: 0; font-size: 16px; line-height: 1.7; color: rgba(255,255,255,0.92); max-width: 760px;\"\u003eOur team can help you choose the right Sandpiper HDF3 pump material, diaphragm option, and configuration based on your slurry, solids size, flow rate, and operating conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ca href=\"\/pages\/contact-us\" style=\"display: inline-block; background: #ffffff; color: #263879; padding: 14px 26px; border-radius: 999px; text-decoration: none; font-weight: bold; font-size: 15px;\"\u003e Contact Our Team \u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SANDPIPER","offers":[{"title":"Default Title","offer_id":52576841531573,"sku":null,"price":0.0,"currency_code":"MYR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/6168\/7989\/files\/Heavy_Duty_Ball_Valve_6.png?v=1779931582","url":"https:\/\/store.abset.com\/products\/sandpiper-stainless-steel-hdf3-3-80mm-heavy-duty-flap-valve-aodd-pump","provider":"ABS Engineering \u0026 Trading Sdn Bhd","version":"1.0","type":"link"}