Hemco High Flow 150#Return to Hemco High Flow

Flow Rating

The table on the following page shows the range of flow rates available for common fluids. Each size valve has several different spring options that can be used to vary the closing flow rate. Please contact MGM for assistance in choosing the proper spring for your specific application.

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			LIQUID FLOW RATES (GALLONS PER MINUTE)				VAPOR FLOW RATES (SCFM*)
SPRING	Delta P	CV	Water	PROPANE	AMMONIA	BUTANE	AIR	PROPANE	AMMONIA	BUTANE
S-60	0.6	121.3	94.2	132.4	119.9	123.3	1,009	818	1,316	712	Get Quote
S-80	0.8	121.1	106.9	150.2	136.1	139.9	1,145	928	1,493	808	Get Quote
S-90	0.9	119.8	114.2	160.4	145.3	149.4	1,223	991	1,595	863	Get Quote
S-10	1.3	120.3	136.0	191.0	173.1	177.9	1,456	1,180	1,899	1,028	Get Quote
S-12	1.0	150.1	152.8	214.6	194.5	200.0	1,636	1,326	2,134	1,155	Get Quote
S-14	1.4	149.8	176.2	247.5	224.3	230.6	1,887	1,530	2,461	1,332	Get Quote
S-16	2.0	151.1	216.2	303.7	275.2	283.0	2,316	1,877	3,020	1,634	Get Quote
S-18	2.2	150.7	223.2	313.5	284.1	292.1	2,391	1,937	3,117	1,687	Get Quote
S-20	3.2	151.9	269.7	378.8	343.3	352.9	2,888	2,341	3,766	2,039	Get Quote
S-25	4.4	152.9	322.4	452.8	410.4	421.9	3,452	2,798	4,502	2,437	Get Quote
S-30	5.9	152.5	370.5	520.3	471.5	484.8	3,967	3,215	5,173	2,800	Get Quote

*Vapor flow rates are shown at 60 degrees F, 100 psig