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(english) Natural – sandstone,emery,corundum,diamonds, or Artificial – silicon carbide,aluminum oxide – material used for making grinding wheels,andpaper,abrasive and lapping compunds.
(english) A statically indeterminate structure is one where there is more than one distribution of internal forces and/or reactions which satisfies equilibrium.
(english) A hardened steel bar or plate that is shaped accordidng to the operation to be performed and the material to be machined.
(english) Unit of area of 112 sheets of tin mil products (tin plate, tin free steel or black plate) 14 by 20 inches, or 31,360 square inches. Tin Plate is sold, and carried in finished inventory, on a weight per unit area rather than on a thickness basis.
(Environmental Engineering) The process of returning residuals back to the environment in a form which will have the minimal or reduced negative environmental impacts.
(english) Appeaars like a series of waves and are created during rolling as a result of mechanical misalignment or cross-section irregularities in supply coil.
(Concrete Engineering) The degree of plasticity of fresh concrete or mortar The normal measure of consistency is slump for concrete and flow for mortar.
(english) The tool used to spot (or position) the rail cars for unloading. It is located on the north end of the unloading area.
(english) Method whereby drag may be rammed in the pit or flask without necessity of rolling over. Process used in production of heavy castings.
(english) An external force which acts over a region of length, surface, or area: essentially any external force which is not a concentrated force.
(Concrete Engineering) The product obtained by intimately intergrinding or an intimate and uniform blending a mixture of granulated blast furnace slag and portland-cement clinker
(Environmental Engineering) The elimination or reduction of a waste prior to its generation. This is accomplished by process changes rather than waste treatment methods.