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Fittings Used Summary , . <br /> Page 3 , <br /> LOWER LEVEL Date <br /> Fitting Legend <br /> Abbrev. Name Y2 3/a 1 1'/a 1 Yz �2 2�/z 3 3Yz 4 5 6 8 10 12 14 16 18 20 24 <br /> B NFPA 13 Butterfly Valve 0 0 0 0 0 6 7 10 0 12 9 10 12 19 21 0 0 0 0 0 <br /> E NFPA 13 90'Standard Efbow 1 2 2 3 4 5 6 7 8 10 12 14 18 22 27 35 40 45 50 61 <br /> G NFPA 13 Gate Valve 0 0 0 0 0 1 1 1 1 2 2 3 4 5 6 7 8 10 1 i 13 <br /> I 90'Grvd-Vic Elbow#10 0 0 2 3 4 3.5 6 5 8 7 8.5 10 13 17 20 23 25 33 3Ei 40 <br /> S NFPA 13 Swing Check 0 0 5 7 9 1� 14 ?6 19 22 27 32 45 55 65 <br /> T NFPA 13 90'Flow thru Tee 3 4 5 6 8 10 12 15 17 20 25 30 35 50 60 71 81 91 101 121 <br /> Units Summary <br /> Diameter Units Inches <br /> Length Units Feet <br /> Flow Units US Gallons per Minute <br /> Pressure Units Pounds per Square Inch <br /> Note: Fitting Legend provides equivalent pipe lengths for fittings types of various diameters. <br /> Equivalent lengths shown are standard for actual diameters of Sched 40 pipe and CFactors <br /> of 120 except as noted with '. The fittings marked with a* show equivalent lengths values <br /> supplied by manufacturers based on specific pipe diameters and CFactors and they require no <br /> adjustment. All values for fittings not marked with a`will be adjusted in the calculation <br /> for CFactors of other than 120 and diameters other than Sched 40 per NFPA. <br /> Computer Programs by H.ydratec Inc. Route 111 Windham N.H. USA 03087 � <br />