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The Flomore ductile and steel threaded end swing check valves meet MR-01-77 NACE standards. The standard seal material is Buna N ( up to 180º F). We can also trim with Flomore’s “Coldseal” for temperatures down to -50º F and  Viton for temperatures up to 400º F.

Standard clapper material is carbon steel or 17-4 stainless steel.Pressure ranges from 300 psi to 5000 psi WOG.

Flomore Products has added Investment Cast Carbon Steel Swing Checks to our product line. Colors range from red, silver, black, white and yellow. These valves have threaded ends, material specification ASTMN A-216 WBC.  Carbon Steel avaliable in working pressures from 720 to 5,000 pounds in 1″ and 2″ sizes. Buna -N seals are standard (180 degrees F max) Optional Viton seals availiable.

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Check Valve Brochure