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A> <br /> APPROVED <br /> FM Friction Loss Data Table E <br /> Nominal Reducer Maximum Maximum Equivalent Length <br /> Sprinkler Number of <br /> Length of Flexible K-Factor 90°Bends at 7" of 1"(33.7mm) <br /> Hose gpm/psi"z 178mm) Sch.40 Pipe <br /> in(mm) NPT Threads Type <br /> (Ipm/bar112) Bend Radius (C=120),ft(m) <br /> 1/2 Straight 5.6(80) 1 9.7(2.9) <br /> 1/2 90°Elbow 5.6(80) 0 11.5(3.5) <br /> 8.0(115) 1 9.9(3) <br /> 24 3/4 Straight 11.2(160) 1 9.8(2.9) <br /> (610) 14.0(200) 1 9.6(2.9) <br /> 8.0(115) 0 10.2(3.1) <br /> 3/4 90°Elbow 11.2(160) 0 10(3) <br /> 14.0(200) 0 9.8(2.9) <br /> 1/2 Straight 5.6(80) 2 12.4(3.8) <br /> 1/2 90°Elbow 5.6(80) 2 15.8(4.8) <br /> 8.0(115) 2 13.7(4.1) <br /> 31 3/4 Straight 11.2(160) 2 12.9(3.9) <br /> (790) 14.0(200) 2 12.2(3.7) <br /> 8.0(115) 2 14.5(4.4) <br /> 3/4 90°Elbow 11.2(160) 2 13.7(4.1) <br /> 14.0(200) 2 13(3.9) <br /> 1/2 Straight 5.6(80) 2 15.9(4.8) <br /> 1/2 90°Elbow 5.6(80) 2 21.6(6.6) <br /> 8.0(115) 2 18.5(5.6) <br /> 40 3/4 Straight 11.2(160) 2 17.4(5.3) <br /> (1015) 14.0(200) 2 16.3(4.9) <br /> 8.0(115) 2 20(6) <br /> 3/4 90°Elbow 11.2(160) 2 18.9(5.7) <br /> 14.0(200) 2 20(6) <br /> 1/2 Straight 5.6(80) 3 19.0(5.8) <br /> 1/2 90°Elbow 5.6(80) 3 25.9(7.9) <br /> 8.0(115) 3 22.7(6.9) <br /> 48 3/4 Straight 11.2(160) 3 21.5(6.5) <br /> (1220) 14.0(200) 3 20.5(6.2) <br /> 8.0(115) 3 24.8(7.5) <br /> 3/4 90°Elbow 11.2(160) 3 23.6(7.2) <br /> 14.0(200) 3 22.6(6.8) <br /> Bulletin 213 Reliable Page 6 of 8 <br /> April 2022 www.reliablesprinkler.com <br />