metals and alloys
71manganese processing — Introduction preparation of the ore for use in various products. Manganese (Mn) is a hard, silvery white metal with a melting point of 1,244° C (2,271° F). Ordinarily too brittle to be of structural value itself, it is an essential… …
72Shaped charge — Sectioned high explosive anti tank round with the inner shaped charge visible …
73Hardenit — In diesem Artikel oder Abschnitt fehlen folgende wichtige Informationen: Allgemeine Darstellung Martensit in allen Legierungsystemen. Speziell auch Martensit im Fe/Ni System sowie im Schaefflerdiagramm. Du kannst Wikipedia helfen, indem du sie… …
74Martensit — ist ein hartes, ferromagnetisches und metastabiles Gefüge in Metallen, das diffusionslos und athermisch durch eine kooperative Scherbewegung aus dem Ausgangsgefüge entsteht. Dabei muss das Material von der Temperatur einer Hochtemperaturphase… …
75Metallography — A micrograph of bronze revealing a cast dendritic structure Metallography is the study of the physical structure and components of metals, typically using microscopy. Ceramic and polymeric materials may also be prepared using metallographic… …
76CSA (database company) — CSA Illumina (formerly Cambridge Scientific Abstracts) is a provider of online databases, based in Ann Arbor, Michigan.[1] It is now a division of ProQuest, which in turn is now a subsidiary of the Cambridge Information Group.[2] The company… …
77cadmium — cadmic, adj. /kad mee euhm/, n. a white, ductile divalent metallic element resembling tin, used in plating and in making certain alloys. Symbol: Cd; at. wt.: 112.41; at. no.: 48; sp. gr. 8.6 at 20°C. [1815 25; < NL, equiv. to L cadm(ia) calamine… …
78Heat treatment — is a method used to alter the physical, and sometimes chemical, properties of a material. The most common application is metallurgical. Heat treatments are also used in the manufacture of many other materials, such as glass. Heat treatment… …
79scrap metal — Used metals that are an important source of industrial metals and alloys, particularly in the production of steel, copper, lead, aluminum, and zinc. Smaller amounts of tin, nickel, magnesium, and precious metals are also recovered from scrap.… …
80molybdenum — /meuh lib deuh neuhm/, n. Chem. a silver white metallic element, used as an alloy with iron in making hard, high speed cutting tools. Symbol: Mo; at. wt.: 95.94; at. no.: 42; sp. gr.: 10.2. [1810 20; < NL, alter. of earlier molybdena < L… …
