{"product_id":"3-fig-1502-swing-type-check-valve-reverse-flow-15k-psi","title":"3\" FIG 1502 Swing Type Check Valve – Reverse Flow (15K PSI)","description":"\u003cp data-path-to-node=\"4\"\u003eThe 3\" FIG 1502 Swing Type Check Valve (Reverse Flow) is a specialized, high-capacity directional flow control valve engineered for the most rigorous large-bore oilfield applications. Built to safely withstand extreme working pressures up to 15,000 PSI (15K CWP), this integral hammer union check valve ensures unidirectional fluid flow and prevents hazardous backflow during massive pumping, fracturing, and cementing operations.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eA key defining feature of this specific high-volume model is its \u003cb data-path-to-node=\"5\" data-index-in-node=\"65\"\u003eReverse Flow\u003c\/b\u003e configuration. Standard check valves typically allow flow in one primary direction relative to the union ends. In this reverse flow model, the massive internal clapper and seat are oriented in the opposite direction. This crucial design allows fluid to flow in reverse, providing essential flexibility for complex manifold rig-ups, specialized high-rate iron layouts, and tight space constraints without the need for additional crossover adapters that could create flow restrictions.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe swing-style mechanism features a large, high-strength disc that swings completely open and out of the primary flow path when active. In a 3-inch flowline, this creates a massive, full-bore unobstructed passage that significantly reduces turbulence and pressure drop. This full-bore design is exceptionally well-suited for high-velocity operations involving highly abrasive fluids, such as heavy cement slurries, massive volumes of frac sand, and proppant-laden flowback.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eFeatures \u0026amp; Benefits\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eReverse Flow Configuration:\u003c\/b\u003e Internal components are oriented to allow flow opposite to standard check valves, providing critical flexibility for custom large-bore manifold and flowline rig-ups.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eHigh-Volume, Full-Bore Design:\u003c\/b\u003e The swing mechanism allows the large 3-inch disc to move completely out of the fluid path, minimizing turbulence and erosion when pumping massive volumes of highly abrasive frac sand and cement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eExtreme Pressure Rating:\u003c\/b\u003e The rugged forged steel body is built to safely handle 15,000 PSI cold working pressures in aggressive high-pressure drilling and production environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eIntegral FIG 1502 Connections:\u003c\/b\u003e Features standard 3-inch FIG 1502 hammer union ends (Male x Female) for fast, secure, and leak-free makeup and breakout in the field.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eHigh-Strength Internals:\u003c\/b\u003e The internal swing disc and seat are machined from heat-treated alloy steel for maximum wear resistance and long-term reliability under highly abrasive conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,5,0\"\u003e\u003cb data-path-to-node=\"8,5,0\" data-index-in-node=\"0\"\u003eField Maintainable:\u003c\/b\u003e Designed with a top-entry cover, allowing operators to quickly inspect or replace internal wear components inline without removing the massive valve body from the flowline iron.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eSpecifications \u0026amp; Technical Details\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"10\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,0,0\"\u003e\u003cb data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\"\u003eComponent Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,1,0\"\u003eSwing Type Check Valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,0,0\"\u003e\u003cb data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\"\u003eFlow Direction\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,1,0\"\u003eReverse Flow\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,3,0,0\"\u003e\u003cb data-path-to-node=\"10,3,0,0\" data-index-in-node=\"0\"\u003eNominal Size\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,3,1,0\"\u003e3 Inch\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,4,0,0\"\u003e\u003cb data-path-to-node=\"10,4,0,0\" data-index-in-node=\"0\"\u003eEnd Connections\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,4,1,0\"\u003eFIG 1502 Hammer Union (Male x Female)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,5,0,0\"\u003e\u003cb data-path-to-node=\"10,5,0,0\" data-index-in-node=\"0\"\u003eWorking Pressure\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,5,1,0\"\u003e15,000 PSI (15K CWP)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,6,0,0\"\u003e\u003cb data-path-to-node=\"10,6,0,0\" data-index-in-node=\"0\"\u003eInternal Mechanism\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,6,1,0\"\u003eSwing Disc (Clapper) and Seat\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,7,0,0\"\u003e\u003cb data-path-to-node=\"10,7,0,0\" data-index-in-node=\"0\"\u003eBody Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,7,1,0\"\u003eHigh-Strength Forged Alloy Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,8,0,0\"\u003e\u003cb data-path-to-node=\"10,8,0,0\" data-index-in-node=\"0\"\u003eService Application\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,8,1,0\"\u003eStandard Service (Ideal for high-volume abrasive slurries, cement, frac sand)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eApplications\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"12\"\u003eThe 3\" FIG 1502 Swing Type Check Valve (Reverse Flow) is a critical safety asset in high-capacity surface operations where standard flow directions cannot be accommodated. Typical applications include custom large-bore choke and kill manifolds, high-rate fracturing iron setups, heavy cementing lines, aggressive acidizing jobs, and general flowback setups requiring a full-bore flow path and immediate reverse-flow prevention.\u003c\/p\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eQuality Assurance\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"14\"\u003eAll our swing type check valves are manufactured from premium forged alloy steel and subjected to rigorous quality control processes. Each unit undergoes strict hydrostatic pressure testing prior to shipment to ensure shell integrity and bubble-tight seal performance under maximum working loads. Full material traceability and certification are available to guarantee safety and compliance with API guidelines.\u003c\/p\u003e\n\u003cp data-path-to-node=\"15\"\u003e\u003cb data-path-to-node=\"15\" data-index-in-node=\"0\"\u003eRequest a Quote\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"16\"\u003e📞 +1 405 666 5011\u003c\/p\u003e\n\u003cp data-path-to-node=\"16\"\u003e📧 seo@blazess.com\u003c\/p\u003e\n\u003chr data-path-to-node=\"17\"\u003e","brand":"Blaze Sales \u0026 Service","offers":[{"title":"Default Title","offer_id":48148194394357,"sku":"CHE31502SR","price":2845.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/5785\/1637\/files\/3FIG1502SwingTypeCheckValve_ReverseFlow_15KPSI.png?v=1778769430","url":"https:\/\/blazess.com\/zh\/products\/3-fig-1502-swing-type-check-valve-reverse-flow-15k-psi","provider":"Blaze Sales \u0026 Service","version":"1.0","type":"link"}