Historical
ASME B5.61-2003
Power Presses - General Purpose Single Action Straight Side Type
This Standard applies to hydraulic and mechanical power presses commonly referred to by the metalworking industry as GENERAL PURPOSE, SINGLE ACTION, STRAIGHT SIDE TYPE POWER PRESSES that, by means of dies or tooling attached to the slide and bolster, are used to shear, punch, form or assemble metal or other materials.
American Society of Mechanical Engineers [asme]