217:IReturn 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
X752	1.0	16.0	16	20	22	21	171	223	139	121	Get Quote
X758	2.0	17.0	24	31	34	31	257	335	208	181	Get Quote
X757	4.1	17.8	36	46	50	47	385	503	312	272	Get Quote
X759	11.0	16.6	55	70	77	72	589	768	477	416	Get Quote
X1108	13.7	16.5	61	78	85	80	653	852	529	461	Get Quote
X1100	14.7	17.0	65	83	91	85	696	908	564	491	Get Quote

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