- rebound hardness test
- определение твердости по Шору, определение твердости но отскоку бойка
Большой англо-русский и русско-английский словарь. 2001.
rebound hardness test
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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
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
Hardness — This article is about mechanical properties of materials. For other uses, see Hard. Hardness is the measure of how resistant solid matter is to various kinds of permanent shape change when a force is applied. Macroscopic hardness is generally… … Wikipedia
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
Shore durometer — Two inline skates wheels with different durometer 85A and 83A. Durometer is one of several measures of the hardness of a material. Hardness may be defined as a material s resistance to permanent indentation. The durometer scale was defined by… … Wikipedia
Метод отскока — Есть несколько методов определения твёрдости материалов путём отскока: Метод отскока по Шору Метод отскока по Либу (англ.) См. также Метод вдавливания … Википедия
Operational definition — The operational definition of a peanut butter sandwich might be simply the result of putting peanut butter on a slice of bread with a butter knife and laying a second equally sized slice of bread on top An operational definition defines something … Wikipedia
Scleroscope — A scleroscope is a device used to measure rebound hardness. It consists of a diamond tipped hammer dropped from a fixed height. The device was invented in the early 1900s.External links* [http://www.instron.us/wa/applications/test… … Wikipedia
Schmidt hammer — A Schmidt hammer, also known as a Swiss hammer or a rebound hammer, is a device to measure the elastic properties or strength of concrete or rock, mainly surface hardness and penetration resistance. Original Schmidt Concrete Test Hammer It was… … Wikipedia
Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury … Wikipedia
Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… … Universalium
