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	1.0	94.4	92.1	129.3	117.2	120.5	986	799	1,286	696	Get Quote
S-80	1.2	94.6	104.0	146.0	132.4	136.1	1,114	902	1,452	786	Get Quote
S-90	1.3	94.0	109.0	153.2	138.8	142.7	1,168	946	1,523	824	Get Quote
S-10	1.7	92.3	121.9	171.3	155.2	159.6	1,306	1,058	1,703	922	Get Quote
S-12	1.9	103.6	144.1	202.3	183.4	188.5	1,543	1,250	2,012	1,089	Get Quote
S-14	2.3	100.9	154.1	216.4	196.1	201.6	1,650	1,337	2,152	1,165	Get Quote
S-16	3.5	102.3	192.0	269.7	244.4	251.3	2,056	1,667	2,682	1,452	Get Quote
S-18	3.7	100.8	193.3	271.5	246.0	252.9	2,070	1,677	2,699	1,461	Get Quote
S-20	5.1	100.6	226.5	318.1	288.3	296.4	2,425	1,966	3,163	1,712	Get Quote
S-25	10.0	86.1	272.3	382.4	346.6	356.3	2,916	2,363	3,802	2,058	Get Quote
S-30	10.2	99.8	318.9	447.9	405.9	417.4	3,415	2,768	4,454	2,411	Get Quote

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