Hydraulic Institute, under approval of ANSI, is seeking qualified individuals in North America to participate in review process for draft of updated standard, American National Standard for Pumps – Controlled-Volume Metering Pumps for Nomenclature, Definitions, Application, and Operation. ANSI/HI 7.1-7.5 applies to reciprocating positive displacement pumps typically used for injection of chemical additives, proportional blending of multiple components, or metered transfer of single ...This story is related to the following:Trade Associations