API 6D SWING CHECK

CAST CARBON, STAINLESS OR ALLOY STEEL
NPS 2"-36" (DN50-900), ASME CLASSES : 150Lb -1500Lb

ASTM Main Parts

Figure - Full-opening swing check valve

ASTM Main Parts and Materials

NOTE: 1) Cast sheet disc for NPS 4" and above. NPS 6" & larger, Disc and seat ring may
either be solid facing material or a base material equal to or better then Body &
Bonnet material with facing as shown.

FLANGED, WEIGHT & Cv FLOW CONFICIENTS

API 6D CAST STEEL VALVES
CLASS 150Lb - 1500Lb
DRILLED AND FACED AS FOLLOWS
ASME B 16.5 & ASME B 16.47
(Note: Dimensions are in inches and weights in pounds)

Check Valve Dimensions

NOTE:

(1) NPS 26 (DN 650) and up : asme b16.47 Series A (MAA-SP-44). For Series B (API 605) contact the factory.