yield stress

yield stress
A critical value of shear stress, below which a plastic or viscoplastic material behaves like a solid; above this value, a plastic material deforms and a viscoplastic material flows.

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  • Yield stress — Yield stress. См. Напряжение текучести. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • yield stress — a material loaded beyond its yield stress, no longer exhibits linear elastic behavior. Metals, particularly mild steel, generally have a very well defined yield stress compared to other materials. Yield stress is sometimes called yield strength …   Mechanics glossary

  • yield stress — n. Physics the value of stress at a yield point or at the yield strength …   Useful english dictionary

  • Stress (physics) — Stress is a measure of the average amount of force exerted per unit area. It is a measure of the intensity of the total internal forces acting within a body across imaginary internal surfaces, as a reaction to external applied forces and body… …   Wikipedia

  • Stress — may refer to: Mechanical * Stress (physics), the average amount of force exerted per unit area. * Yield stress, the stress at which a material begins to deform plastically. * Compressive stress, the stress applied to materials resulting in their… …   Wikipedia

  • Yield (engineering) — The yield strength or yield point of a material is defined in engineering and materials science as the stress at which a material begins to deform plastically. Prior to the yield point the material will deform elastically and will return to its… …   Wikipedia

  • Yield surface — A yield surface is a five dimensional surface in the six dimensional space of stresses. The state of stress of inside the yield surface is elastic. When the stress state lies on the surface the material is said to have reached its yield point and …   Wikipedia

  • Stress (mechanics) — Continuum mechanics …   Wikipedia

  • stress — stressless, adj. stresslessness, n. /stres/, n. 1. importance or significance attached to a thing; emphasis: to lay stress upon good manners. 2. Phonet. emphasis in the form of prominent relative loudness of a syllable or a word as a result of… …   Universalium

  • stress — the intensity of internal force acting at a point in an object. Stress is measured in units of force per area. Examples of a stress include a tension, a thrust, and a shearing force applied stress critical resolved shear stress maximum stress… …   Mechanics glossary

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