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(english) Shop name for a Johnnson gage block, a very accurate measuring device.
(english) A semi-finished hot rolled product, rectangular in cross section, produced on a blooming mill. For iron and steel, the width is not more than twice the thickness, and the cross-sectional area is usually not less than 36 sq. in. Iron and steel blooms are sometimes made by forging.
(english) The inside radius of a bent section,
(english) Tin Mill term; Thickness divided by .00011. Also weight in pounds of one Base Box of Tin plate. In finished inventory base weight is specified instead of decimal thickness.
(english) A method of obtaining a high luster on small parts by rotating them in a wooden-lined barrel with water, burnishing soap, and stainless steel shot.
(english) That portion of a gear tooth that extends from the pitch circle to the outside diameter.
(english) Cracks or separation of the steel.
(english) An external force. The term load is sometimes used to describe more general actions such as temperature differentials or movements such as foundation settlements.
(english) (BOP) A process in which molten steel is produced in a furnace by blowing oxygen into molten iron, scrap and flux materials. The furnace is known as Basic Oxygen Furnace (BOF).
(english) A common standard method of measuring the hardness of materials. The smooth surface of the metal is subjected to indentation by a hardened steel ball under pressure. The diameter of the indentation, in the material surface, is then measured by a microscope and the hardness value is read from a chart or determined by a prescribed formula.
(english) (BSO)A lubricant applied on electrolytic chromium coated steel
(english) An angle that is less than 90 degrees.