Actual Weight (english) The customer buys by the actual (scale) weight of the steel. The theoretical weight is used in estimating, however, it is not to be used for billing.
ACTUATOR (english) A device for converting hydraulic energy into mechanical energy, i.e., a motor or cylinder.
Acute Angle (english) An angle that is less than 90 degrees.
ADAPTER (english) A mechanical device used to align the shaft of an electric motor (or other rotary device) with the shaft of a hydraulic pump to maintain radial and parallel shaft alignment.
Adapters (english) Steel segments that are bolted to the reel mandrel to increase their diameter so that large (24" ID) coils can be run.
Adapti Investment Casting Process (english) A lost wax process employing one of three methods; centrifugal, vacuum or gravity-pouring casting.
Addendum (english) That portion of a gear tooth that extends from the pitch circle to the outside diameter.
Addition Agent (english) 1) Any material added to a charge of molten metal in bath or ladle to bring alloy to specifications, 2) reagent added to plating bath.
Adeline Steelmaking Process (english) Method of producing a precision casting of steel or steel alloys using aluminolthermic process and lost wax, followed by centrifugal action.
Aecm, Ae1, and Ae3 (english) Equilibrium transformation temperatures in steel.
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