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victaulic.com <br /> 5.1 PERFORMANCE <br /> Series 705 <br /> Cv values for flow of water at+60°F/+16°C through a fully open valve are shown in the table below. <br /> For additional details, contact Victaulic. <br /> Formulas for C,values Formulas for Kv values <br /> AP = Q2 Where: AP = Q2 Where: <br /> C 2 Q=Flow(GPM) K z Q=Flow(m3/hr) <br /> AP=Pressure Drop(psi) AP=Pressure Drop(Bar) <br /> Q = Cv x AP C =Flow Coefficient <br /> Q = Kv x AP K,=Flow Coefficient <br /> Valve Size Full Open Valve Size Full Open <br /> Actual Actual <br /> Nominal Outside Nominal Outside <br /> Size Diameter Flow Coefficient Size Diameter Flow Coefficient <br /> inches inches Cv inches inches Kv <br /> mm mm mm mm <br /> 2 2.375 2 2.375 <br /> 50 60.3 170 50 60.3 147 <br /> 21/2 2.875 260 21/2 2.875 225 <br /> 65 73.0 65 73.0 <br /> 76.1 mm 7000 260 76.1 mm 3.7000 225 <br /> 3 3.500 3 3.500 <br /> 80 88.9 440 80 88.9 380 <br /> 4 4.500 4 4.500 <br /> 100 114.3 820 100 114.3 710 <br /> 108mm 108mm 820 108mm 108mm 710 <br /> 5 5.563 5 5.563 <br /> 125 141.3 1200 125 141.3 1040 <br /> 133 mm 133 mm 1200 133 mm 133 mm 1040 <br /> 139.7 mm 5.5000 1200 139.7 mm 539 0 1040 <br /> 6 6.625 6 6.625 <br /> 150 168.3 1800 150 168.3 1560 <br /> 159 mm 159 mm 1800 159 mm 159 mm 1560 <br /> 165.1 mm 6.5 0 1800 165.1 mm 6.5 0 1560 <br /> 8 8.625 8 8.625 <br /> 200 219.1 3400 200 219.1 2940 <br /> 10 10.750 10 10.750 <br /> 250 273.0 5800 250 273.0 5020 <br /> 12 12.750 12 12.750 <br /> 300 323.9 9000 300 323.9 7790 <br /> 10.81 05662 Rev J Updated 03/2021 ©2021 Victaulic Company.All rights reserved. <br /> victaulic.com 5 âś“ctaulil <br />