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victaulic.com <br /> 5.1 PERFORMANCE - FRICTION LOSS DATA (CONTINUED) <br /> FM Series AH2 and AH2-CC Braided Hoses <br /> Style AB2, AB3, AB4, ABS, AB7, AB7 Adj., ABB, AB1O, AB12, ABBA and ABMM VicFlex Brackets <br /> Maximum <br /> Equivalent Number <br /> Length of Length of of 90'Bends <br /> Stainless Steel Outlet 1'733.7mm at 7/178mm <br /> Flexible Hose K-Factor Size Sch.40 Pipe Bend Radius <br /> inches <br /> inches Imperial mm feet <br /> mm S.I. type meters <br /> 3/4 <br /> 20 35.7 <br /> 60 8.0 Straight 10.9 <br /> 4 <br /> 1525 11.5 3/4 33.6 <br /> 20 10.2 <br /> 90°Elbow <br /> 3/4 <br /> 20 43.5 <br /> 72 8.0 Straight 13.2 <br /> 4 <br /> 1830 11.5 3/4 40.6 <br /> 20 12.2 <br /> 90°Elbow <br /> 3/4 16.5 <br /> 20 5.0 <br /> 31 11.2 Straight <br /> 2 <br /> 790 16.1 3/4 17.8 <br /> 20 <br /> 90°Elbow 5.4 <br /> 3/4 <br /> 20 19.5 <br /> 36 11.2 Straight 5.9 <br /> 2 <br /> 915 16.1 3/4 20.7 <br /> 20 <br /> 90°Elbow 6.3 <br /> 3/4 <br /> 20 26.7 <br /> 48 11.2 Straight 8.1 <br /> 3 <br /> 1220 16.1 3/4 27.9 <br /> 20 <br /> 90°Elbow 8.5 <br /> 3/4 <br /> 20 33.9 <br /> 60 11.2 Straight 10.3 <br /> 4 <br /> 1525 16.1 3/4 35 <br /> 20 10.7 <br /> 90°Elbow <br /> 3/4 <br /> 20 41.3 <br /> 72 11.2 Straight 12.5 <br /> 4 <br /> 1830 16.1 3/4 42.2 <br /> 20 12.8 <br /> 90°Elbow <br /> 3/4 <br /> 20 14.9 <br /> 31 14.0 Straight 4.5 <br /> 2 <br /> 790 20.2 3/4 15.5 <br /> 20 4.72 <br /> 90°Elbow <br /> FM NOTES <br /> • The Series AH2 hose has been tested and Approved by FM Global for use in wet,dry and preaction systems per NFPA 13,13R,and 13D and FM data <br /> sheets 2-0,2-5,and 2-8.FM 1637 standard for safety include,but are not limited to,pressure cycling,corrosion resistance,flow characterisitics,vibration <br /> resistance,leakage,mechanical and hydrostatic strength. <br /> • EXAMPLE:A 48-inch hose installed with two 30'bends and two 900 bends is permitted and considered equivalent to the data in the table shown above.In <br /> this example,the total number of degrees is 240°,which is less than the allowable 270°. <br /> 10.85 5839 Rev AL Updated 02/2022 ©2022 Victaulic Company.All rights reserved. <br /> victaulic.com 23 ✓ctaulic° <br />