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impact Izod testing

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  • Izod impact strength test — Izod impact strength testing is an ASTM standard method of determining impact strength. A notched sample is generally used to determine impact strength.The test is named after the English engineer Edwin Gilbert Izod (1876 1946), who described it… …   Wikipedia

  • Izod impact test — a test specimen, usually of square crossed section is notched and held between a pair of jaws, to be broken by a swinging or falling weight. When the pendulum of the Izod testing machine is released it swings with a downward movement and when it… …   Mechanics glossary

  • impact test — Test of the ability of a material to withstand impact, used by engineers to predict its behaviour under actual conditions. Many materials fail suddenly under impact, at flaws, cracks, or notches. The most common impact tests use a swinging… …   Universalium

  • 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

  • Charpy impact test — v · d · e Materials failure modes Buckling · …   Wikipedia

  • Strength of materials — Internal force lines are denser near the hole, a common stress concentration In materials science, the strength of a material is its ability to withstand an applied stress without failure. The applied stress may be tensile, compressive, or shear …   Wikipedia

  • Zwick Roell Group — Background Information = The Zwick Roell Group is the world market leader in static testing machines and systems for materials and components testing. They manufacture products which are used to evaluate the mechanical and physical properties and …   Wikipedia

  • Schlagversuch [2] — Schlagversuch. Unter den Schlagversuchen ist in den letzten Jahren der Kerbschlagprobe (s. Bd. 7, S. 702) besondere Aufmerksamkeit zugewendet, um ein Verfahren zur Bestimmung der Brüchigkeit der Metalle auszubilden [1], [2]. Bevorzugt wird… …   Lexikon der gesamten Technik

  • Chronology — 50,000 BCE The first prehistoric human, Cro Magnon man, learned to survive in cold climates by fashioning clothing out of animal skins, tree bark, and foliage. Paleolithic cave paintings such as those found in Lascaux, France, indicate that early …   Historical Dictionary of the Fashion Industry

  • Essai mécanique — Pour les articles homonymes, voir essai (homonymie). Les essais mécaniques sont des expériences dont le but est de caractériser les lois de comportements des matériaux (mécanique des milieux continus). La loi de comportement établit une relation… …   Wikipédia en Français

  • Essai Charpy — Essai de flexion par choc sur éprouvette entaillée Charpy Un mouton pendule Charpy (le couteau est en position basse). L essai de flexion par choc sur éprouvette entaillée Charpy a pour but de mesurer la résistance d un matériau à la rupture… …   Wikipédia en Français

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