plastic strain
61Cold formed steel — (CFS) is the common term for products made by rolling or pressing thin gauges of sheet steel into goods. Cold formed steel goods are created by the working of sheet steel using stamping, rolling, or presses to deform the sheet into a usable… …
62Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …
63materials 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… …
64Hardness — 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… …
65Computer keyboard — A key being pressed on a computer keyboard. In computing, a keyboard is a typewriter style keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches. Following the decline of punch cards and paper… …
66Structural engineering — is a field of engineering dealing with the analysis and design of structures that support or resist loads. Structural engineering is usually considered a speciality within civil engineering, but it can also be studied in its own right. [cite… …
67Phonograph — Turntable redirects here. For other uses, see Turntable (disambiguation). Edison cylinder phonograph ca. 1899 …
68Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge …
69J integral — The J integral represents a way to calculate the strain energy release rate, or work (energy) per unit fracture surface area, in a material.Van Vliet, Krystyn J. (2006); 3.032 Mechanical Behavior of Materials ,… …
70stress — 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… …
