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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 WcFlex Brackets <br /> Maximum <br /> Equivalent Number <br /> Length of Length of of 90'Bends <br /> Stainless Steel Outlet 1733.7mm at T/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 19.4 <br /> 9 <br /> 36 14.0 Straight 5' <br /> 2 <br /> 915 20.2 3/4 19.6 <br /> 20 <br /> 90'Elbow <br /> 5.9 <br /> 3/4 <br /> 20 30.3 <br /> 48 14.0 Straight 9'2 <br /> 3 <br /> 1220 20.2 3/4 29.5 <br /> 20 <br /> 90'Elbow 8.9 <br /> 3/4 <br /> 20 33.9 <br /> 60 14.0 Straight 10.3 <br /> 4 <br /> 1525 20.2 3/4 34.1 <br /> 20 10.4 <br /> 90'Elbow <br /> 3/4 <br /> 20 37.5 <br /> 72 14.0 Straight 11.4 <br /> 4 <br /> 1830 20.2 3/4 38.6 <br /> 20 11.7 <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 90'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 24 ✓ctaulic° <br />