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    Check Valves, Wafer Style, Cast Iron, 2" Pipe Size, Buna Seat, 45 GPM @ 1 PSI Head Loss

    Keckley Wafer-Style, Cast Iron, Body Double Disc Check Valves are produced by the investment casting process. Valves listed below are ANSI 125lb (cast iron) class, but 150lb and 300lb (ductile iron, steel or stainless steel) rated check valve options are available. The Style DD check valves can be installed in both vertical and horizontal applications (Call for all downward vertical flow installations). The Keckley cast iron wafer double disc check valve has pin retainer holes in the body. Plugs are inserted into the retainer holes to hold the hinge pin and stop in place (Retainerless check valves are available in bronze, carbon steel, stainless steel, and other specialty cast alloys). Available in multiple elastomer options: Buna, EPDM, Viton, PTFE Teflon, Neoprene or metal options – please call for specifications

    Standard Features:
    • Short face-to-face dimensions
    • Low cracking pressures and field-serviceable design eliminates need for special tools
    • Standard cracking pressure of .3 PSI (horizontal mounting)
    • Epoxy coating is standard
    • Available sizes: 2" thru 48"
    • Maximum Pressure of ANSI 125# Class at 450° F. is 125 PSI. At 150° F. maximum pressure is 200 PSI.
    • Applicable Standards: Design API 594, Testing API 598, ASME B16.1, MSS SP-6, MSS SP-25
    • ASTM A126, Class
    • 316SS Disc & spring

    Manufacturer: Keckley Strainers
    SKU: DZDD1F-CI200B
    $67.00 / EA
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