HI 1.1-1.2:2008
HI 1.1-1.2:2008 Rotodynamic (centrifugal) Pumps For Nomenclature And Definitions Specifies rotodynamic pumps with centrifugal (radial), mixed flow, and axial flow impellers, as well as regenerative turbine and pitot tube type pumps, of all industrial/commercial types except vertic