217:HReturn to Excess Flow Check Valve - Model 217

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	NH3	PROPANE	BUTANE	AIR	NH3	PROPANE	BUTANE
X898	1.0	7.0	7	9	10	9	75	98	61	53	Get Quote
X899	3.4	8.1	15	19	21	20	161	209	130	113	Get Quote
X900	7.0	8.3	22	28	31	29	236	307	191	166	Get Quote
X901	11.1	8.7	29	37	41	38	311	405	252	219	Get Quote

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