- increase in hardness
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• повышение твердости• увеличение твердости
Англо-русский словарь терминов металлургии и сварки. 2011.
increase in hardness
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Mohs hardness — Rough measure of the resistance of a smooth surface to scratching or abrasion, expressed in terms of a scale devised by German mineralogist Friedrich Mohs in 1812. Minerals are ranked in comparison with the Mohs scale, which is made up of 10… … Universalium
secondary hardness — an increase in hardness which sometimes occurs when hardened steel is re heated. It can be caused by the transformation of retained austenite to martensite or by the precipitation of alloy carbides … Mechanics glossary
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium
Mangalloy — Mangalloy, also called manganese steel or Hadfield steel, is a steel alloy containing an average of around 13% manganese. Mangalloy is known for its high impact strength and resistance to abrasion. Material properties World War I Brodie helmet,… … Wikipedia
periodic law — /pear ee od ik, pear /, Chem. 1. the law that the properties of the elements are periodic functions of their atomic numbers. 2. Also called Mendeleev s law. (originally) the statement that the chemical and physical properties of the elements… … Universalium
Alfred Wilm — Dr. Alfred Wilm, was a German metallurgist, who invented the alloy Al 3.5–5.5%Cu Mg Mn, now known as duraluminium, which is used extensively in aircraft.Wilm discovered age hardening, in particular age hardening in aluminium alloys in… … Wikipedia
sculpture — sculptural, adj. sculpturally, adv. /skulp cheuhr/, n., v., sculptured, sculpturing. n. 1. the art of carving, modeling, welding, or otherwise producing figurative or abstract works of art in three dimensions, as in relief, intaglio, or in the… … Universalium
Diffusion hardening — Schematic cutaway view of a diffusion hardened metal gear Diffusion hardening is a process used in manufacturing that increases the hardness of steels. In diffusion hardening, diffusion occurs between a steel with a low carbon content and a… … Wikipedia
Chrome plating — This article is about a chromium electroplating technique. For other uses, see Chrome (disambiguation). Not to be confused with Chromate conversion coating. Decorative chrome plating on a motorcycle Chrome plating, often referred to simply as… … Wikipedia
Equivalent carbon content — The equivalent carbon content of a steel alloy refers to method of measuring the maximum hardness and the weldability of the alloy based on the chemical composition of the alloy. Higher concentrations of carbon and other alloying elements such as … Wikipedia
Anodizing — Anodizing, or anodising, is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. Anodizing increases corrosion resistance and wear resistance, and provides better adhesion… … Wikipedia
