Six companies joined the Hydraulic Institute (HI) in 2008 as members and associate members.

The new members include: Smith & Loveless, Inc., Crane Pumps & Systems and Warren Rupp. The new associate members are Emerson Control Techniques, Graphite Metallizing Corporation and ASCO Power Technologies.

Hydraulic Institute members participate in creating ANSI-approved standards and collaborate to achieve the HI goal of being a global authority on pumps and pumping systems.