KF Check Valves are designed to meet the most critical flow control requirements. KF's Check Valves are designed with ANSI, API and NACE specification conformance to meet your application requirements.
Offered in 1"-30" as a standard for most designs. KF is capable of producing sizes up to 72". (Consult factory for sizes not listed) Available in a variety of materials.
Designs in accordance from ANSI CL.125 through 2500 and API 2000 through10,000 psi. Styles designed to Wafer, Semi-Lug, Short pattern wafer, with Internal and External Spring Assist. Single disc and Double disc. Threaded, Socketweld, Grooved, Flanged, Ball and Piston.