Azbil Corporation No. SS2-8113-2620 - 3 - Cv value and travel Table 2 Cv value and travel Nominal size (inches) 3/4 1 1. Rated Cv value 0.33 0.73 1.3 2.3 3.2 6 9 Rated travel (mm) 14.3 25 a. Equal percentage characteristics (%C) b. Linear characteristics (LC) Figure 1 Flow characteristics Cv value (%) Travel (%) Cv value (%) Travel (%) 3 3