Hydraulic Control Upgrade for an Enerpac Pump

  We have a an old Enerpac pump in the lab where the Hydraulic controls were only Forward and Reverse. They were controlled with servovalves that open and close when 110 voltage is applied. I used timer relays to be

Metal Concrete Mold for Scaling Specimens

These molds were made to create uniform concrete specimens for ASTM scaling experiments. Angle iron for the height was used on the ends. Square plates that were drilled and tapped were welded to the ends of the angle iron. A