Alloy+of+copper+and+zinc
51Calamine brass — is brass produced by a particular alloying technique using calamine, a zinc ore, rather than metallic zinc. Calamine brass was produced using proportions of two sevenths fine copper, four sevenths calamine, and one seventh shruff (old plate… …
52Shape memory alloy — A shape memory alloy (SMA, also known as a smart alloy, memory metal, or muscle wire) is an alloy that remembers its shape, and can be returned to that shape after being deformed, by applying heat to the alloy. When the shape memory effect is… …
53Shape-memory alloy — A shape memory alloy (SMA, smart metal, memory metal, memory alloy, muscle wire, smart alloy) is an alloy that remembers its original, cold forged shape: returning the pre deformed shape by heating. This material is a lightweight, solid state… …
54ormolu — /awr meuh looh /, n. 1. Also called mosaic gold. an alloy of copper and zinc used to imitate gold. 2. Also called bronze doré, gilt bronze. gilded metal, esp. cast brass or bronze gilded over fire with an amalgam of gold and mercury, used for… …
55brass — brassish, adj. /bras, brahs/, n. 1. any of various metal alloys consisting mainly of copper and zinc. 2. a utensil, ornament, or other article made of such an alloy. 3. Music. a. See brass instrument. b. brass instruments collectively in a band… …
56Muntz metal — n. an alloy (60% copper, 40% zinc) used for sheathing ships etc. Etymology: G. F. Muntz, Engl. manufacturer d. 1857 * * * noun a brass that has more zinc and is stronger than alpha brass; used in making castings and hot worked products • Syn:… …
57Tombac — is an alloy of copper and zinc. This alloy is used by Russia in making medals (The 1980 Olympic Bronze Medals were actually Tombac medals). During World War II, the same alloy was used to mint Canadian nickels.Tombac is an alloy formed from… …
58alpha brass — noun an alloy of brass and zinc; used mainly for cold working • Hypernyms: ↑brass * * * noun : brass composed of a solid solution of zinc in copper and containing up to 39 or formerly 36 percent zinc * * * any alloy of copper and zinc, a… …
59dutch gold — noun see dutch metal * * * an alloy of copper and zinc in the form of thin sheets, used as an imitation of gold leaf. Also called Dutch foil, Dutch leaf. * * * Dutch gold, Dutch leaf or Dutch metal noun A copper zinc alloy, a substitute for gold… …
60cartridge brass — noun an alloy of copper and zinc (containing about 30% zinc) that is wrought into cartridges or tubing • Hypernyms: ↑brass * * * noun : a wrought brass containing usually about 70 percent copper and 30 percent zinc and having sufficient ductility …
