Section D High Capacity Safety Relief Valves Manufactured in accordance with ASME Code Section VIII NBBI capacity certified for Air/Gas & Liquid Soft seat seal Pressures to 3,500 psi 3/4" to 2" NPT inlet sizes

Section D

 

INLET OUTLET SIZES 3/4" X 11/2" to 2" X 2" NPT ORIFICE SIZES (dia): 5/8", 1" SOFT SEAT OPTIONS Viton (R), Neoprene, EPDM, Nitrile, Kalrez (R), Teflon, Urethane, Aflas Viton (R) and Kalrez (R) are registered trademarks of DuPont Dow Elastomers MAXIMUM SET PRESSURE 3,500 PSI SERVICE APPLICATION: ASME VIII (UV) AIR & GAS All models ASME VIII (UV) LIQUID All models NBBI CAPACITY CERTIFICATION All Models (Air, Gas & Liquid) NON-CODE AIR, GAS & LIQUID All Models

MATERIALS OF CONSTRUCTION BODY: WCB & CF8M INTERNALS 320SS, 316SS SPRING 302SS, 316SS, Inconel TYPICAL APPLICATIONS: Overpressure protection for pumps and compressors, thermal relief, NACE service, etc. CANADIAN REGISTRATION NUMBER 0G0736.2C

 

RELIEVING CAPACITIES AT SELECTED PRESSURES

(at 10% over pressure)

SET PRES. (psi)	5/8" ORIFICE (scfm)	5/8" ORIFICE (gpm)	1" ORIFICE (scfm)	1" ORIFICE (gpm)
100	609	89	1574	274
750	4098	244	10597	752
1500	8124	344	21008	1063
2000	10808	398	27950	1227
3500	18860	526
For detailed product specifications, request product specification sheet D

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