- indentation test
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определение твёрдости вдавливанием шарика, определение твёрдости по Бринеллю
Англо-русский словарь технических терминов. 2005.
indentation test
Смотреть что такое "indentation test" в других словарях:
indentation test — … Useful english dictionary
Indentation hardness — tests are used to determine the hardness of a material to deformation. Several such tests exist, wherein the examined material is indented until an impression is formed; these tests can be performed on a macroscopic or microscopic scale. When… … Wikipedia
monotron hardness test — ˈmä]nə.ˌträn , ˈmō] noun Etymology: from Monotron, a trademark : an indentation test that measures the load required to produce a definite penetration of steel by a standard spherical penetrator … Useful english dictionary
Vickers hardness test — A Vickers hardness tester The Vickers hardness test was developed in 1924 by Smith and Sandland at Vickers Ltd as an alternative to the Brinell method to measure the hardness of materials.[1] The Vickers test is often easier to use than other… … Wikipedia
Barcol hardness test — The Barcol hardness test characterizes the indentation hardness of materials through the depth of penetration of an indentor, loaded on a material sample and compared to the penetration in a reference material. The method is most often used for… … Wikipedia
Knoop hardness test — The Knoop hardness test is a microhardness test a test for mechanical hardness used particularly for very brittle materials or thin sheets, where only a small indentation may be made for testing purposes. A pyramidal diamond point is pressed into … Wikipedia
Meyer hardness test — This graph shows the differences between the Brinell hardness test and the Meyer hardness test. Notice that the Brinell test can report the same hardness value for a given specimen twice depending on the load. The Meyer hardness test is a rarely… … Wikipedia
Brinell test — [bri nel′] n. 〚after J. A. Brinell (1849 1925), Swed engineer〛 a test for determining the relative hardness (Brinell hardness) of a metal by measuring the diameter of the indentation made when a hardened steel ball is forced into the metal under… … Universalium
Eye pressure test — A standard eye test that determines the fluid pressure inside the eye. The test is called tonometry. Increased pressure within the eye is a possible sign of glaucoma, a common and potentially very serious eye problem if it is not detected and… … Medical dictionary
Brinell test — [bri nel′] n. [after J. A. Brinell (1849 1925), Swed engineer] a test for determining the relative hardness (Brinell hardness) of a metal by measuring the diameter of the indentation made when a hardened steel ball is forced into the metal under… … English World dictionary
vickers hardness test — ˈvikə(r)z noun Usage: usually capitalized V Etymology: probably from Vickers Armstrong Ltd., British steel manufacturing concern : an indentation hardness test for metals in which a 136 degree diamond pyramid is pressed into the surface of the… … Useful english dictionary
