Figure 3. Butterfly valve test rig erected according to ISA standard S75.02-1999

From

The Accuracy Degree of CFD Turbulence Models for Butterfly Valve Flow Coefficient Prediction

Mohammed M. Said, Hossam S.S. AbdelMeguid, Lotfy H. Rabie

American Journal of Industrial Engineering. 2016, 4(1), 14-20 doi:10.12691/ajie-4-1-3