spark testing

spark testing
A method of determining the general classification of ferrous materials that normally requires taking a piece of metal, usually scrap, to a grinding wheel and observing the sparks emitted.

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  • Spark testing — Spark testing. См. Проба на искру. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Spark testing metals — Spark testing of metals is done by noting the type of sparks that issue from a piece of steel that has been put to a grinding wheel, From this one can deduce with some accuracy the type of alloy present (for instance; percentage carbon, vanadium …   Wikipedia

  • Spark arrestor — A spark arrestor is a device intended to prevent combustible materials, usually sparks or other tiny flaming debris, from escaping into areas where they might start fires.They are most commonly used in conjunction with motor vehicles (inserted… …   Wikipedia

  • Safety testing of explosives — The safety testing of explosives involves the determination of various properties of the different energetic materials that are used in commercial, mining, and military applications. It is highly desirable to measure the conditions under which… …   Wikipedia

  • Проба на искру — Spark testing Проба на искру. Метод, используемый для классификации железных сплавов согласно их химическому составу. Искра или поток искр, который отбрасывается при обработке образца наждачным кругом, контролируется визуально. (Источник:… …   Словарь металлургических терминов

  • Electrical discharge machining — An electrical discharge machine Electric discharge machining (EDM), sometimes colloquially also referred to as spark machining, spark eroding, burning, die sinking or wire erosion,[1] is a manufacturing process whereby a desired shape is obtained …   Wikipedia

  • Drill and tap size chart — Below is a comprehensive drill and tap size chart for all drills, imperial and metric, and taps up to 36.5 mm. Contents 1 Chart 2 See also 3 References 4 External links …   Wikipedia

  • Surface grinding — is used to produce a smooth finish on flat surfaces. It is a widely used abrasive machining process in which a spinning wheel covered in rough particles (grinding wheel) cuts chips of metallic or non metallic substance from a workpiece, making a… …   Wikipedia

  • Computer-aided engineering — Nonlinear static analysis of a 3D structure subjected to plastic deformations Computer aided engineering (CAE) is the broad usage of computer software to aid in engineering tasks.[1][2] …   Wikipedia

  • Pyrophoricity — A pyrophoric substance will ignite spontaneously; that is, its autoignition temperature is below room temperature. Examples are iron sulfide and many reactive metals including uranium, when powdered or sliced thinly. Pyrophoric materials are… …   Wikipedia

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