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CARBON STEEL PIPE- HOLE CUT PRODUCTS 11.02 <br /> Merhnniral_TO Bolted Branch Outlets <br /> STYLES 920 AND 920N <br /> FLOW DATA Flow test data has shown that the total head loss between point(1)and (2)for the Style 920,920N <br /> and 929 Mechanical-r fittings can best be expressed in terms of the pressure difference across the <br /> inlet and branch.The pressure difference can be obtained from the relationship below. <br /> 4) Cv and Kv Values <br /> Values for flow of water at+60°F/+16°C are shown in the table below. <br /> Formulas for CvrK•Values: <br /> AP = Qz Where: AP = QZ Where: <br /> C 22 Q=Flow(GPM) K� s <br /> 0 � Q=Flow(m/h) <br /> AP=Pressure Drop(psi) AP—Pressure Drop(bar) <br /> Q = CV x AP Cv=Flow Coefficient Q = K x AP K —Flow Coefficient <br /> Exaggerated for clarity <br /> OutletEquivalent Length of <br /> 40 Carbon Steel Pipe <br /> NOMINAL ACTUAL <br /> DIAMETER • • <br /> GROOVEDGROOVED11� <br /> yz 0.840 11 <br /> 15 21.3 2 9.4 <br /> 3/4 1.050 16 <br /> 20 26.7 4 13.7 <br /> 1 1.315 21 <br /> 25 33.7 8 1.8 <br /> 1'/a 1.660 50 48 <br /> 32 42.7 5/z 6 42.9 41.1 <br /> 1 1/z 1.900 53 53 <br /> 40 98.3 11 11 45.4 45.4 <br /> 2 2.375 1 112 104 <br /> 50 60.3 9 10/z 96 89.1 <br /> 21/2 2.875 1 119 150 <br /> 65 73.0 20 12/z 102 128.5 <br /> 3.000 16* 161 <br /> 76.1 mm 76.1 138.1 <br /> 3 3.500 1 249 237 <br /> 80 88.9 14 15/z 213.4 203.1 <br /> 4 4.500 421 401 <br /> 100 114.3 20 22 360.8 343.6 <br /> t Hazen-Williams coefficient of friction is 120. <br /> *Pipe with a wall thickness of 0.165in./4.2mm. <br /> www.victaulic.com <br /> VICTAULIC IS A REGISTERED TRADEMARK OF VICTAULIC COMPANY.©2011 VICTAULIC COMPANY.ALL RIGHTS RESERVED. IC_tau I—id <br /> 11.02_6 REV_L <br />