extensometer test

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• extensometer — [eks΄ten säm′ət ər] n. [< L extensus (see EXTENSIBLE) + METER] an instrument for measuring extremely small degrees of expansion, contraction, or deformation, as in a test piece of metal subjected to tension …   English World dictionary

• Extensometer — An extensometer is a device that is used to measure small/big changes in the length of an object. It is useful for stress strain measurements. Its name comes from extension meter . It was invented by Dr. Charles Huston who described it in an… …   Wikipedia

• extensometer — noun Etymology: extension + o + meter Date: 1887 an instrument for measuring minute deformations of test specimens caused by tension, compression, bending, or twisting …   New Collegiate Dictionary

• extensometer — ex·ten·som·e·ter .ek .sten säm ət ər n an instrument for measuring minute deformations (as of a test specimen) caused by tension, compression, bending, or twisting called also strain gauge …   Medical dictionary

• Video extensometer — A video extensometer is a device that is capable of performing stress/strain measurements of certain materials, by capturing continuous images of the specimen during test, using a frame grabber or a digital video camera attached to a PC. The… …   Wikipedia

• materials testing — Introduction       measurement of the characteristics and behaviour of such substances as metals, ceramics, or plastics under various conditions. The data thus obtained can be used in specifying the suitability of materials for various… …   Universalium

• creep — creepingly, adv. /kreep/, v., crept, creeping, n. v.i. 1. to move slowly with the body close to the ground, as a reptile or an insect, or a person on hands and knees. 2. to approach slowly, imperceptibly, or stealthily (often fol. by up): We… …   Universalium

• Zilog Z80 — One of the first Z80 microprocessors manufactured; the date stamp is from June 1976. Produced 1976 Common manufacturer(s) Zilog …   Wikipedia

• Tadeusz Chyliński — Tadeusz Chylinski (13 October 1911 in Warsaw ndash; 15 February 1978 in Warsaw) – was a Polish airplane developer and constructor.Before World War IIChyliński was the son of Stanisław Kazimierz and Zofia J. née Tuszowski. In 1920, went to the… …   Wikipedia

• strain gauge — Geol. a type of extensometer designed for geophysical use. Also called strainmeter /strayn mee teuhr/, strainometer /stray nom i teuhr/. [1905 10] * * * Device for measuring the changes in distances between points in solid bodies that occur when… …   Universalium

• limit of proportionality — the stress (load divided by original area of cross section of the test piece) at which the strain (elongation per unit of gauge length) ceases to be proportional to the corresponding stress. It is usually determined from a load elongation diagram …   Mechanics glossary