cold-hardening

  • 81Shape-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… …

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  • 82Fallout shelter — A sign pointing to an old fallout shelter in New York City. Nuclear weapons …

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  • 83Iron — Fe redirects here. For other uses, see Fe (disambiguation). This article is about the chemical element. For other uses, see Iron (disambiguation). manganese …

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  • 84Nuclear fusion — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical dec …

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  • 85Drawing (manufacturing) — The basic drawing process for a wire, bar or tube. Drawing is a metalworking process which uses tensile forces to stretch metal. It is broken up into two types: sheet metal drawing and wire, bar, and tube drawing. The specific definition for… …

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  • 86Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …

    Universalium

  • 87cardiovascular disease — Introduction       any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a …

    Universalium

  • 88Wrought iron — is commercially pure iron. In contrast to steel, it has a very low carbon content. It is a fibrous material due to the slag inclusions (a normal constituent). This is also what gives it a grain resembling wood, which is visible when it is etched… …

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  • 89T-34 — This article is about the Soviet medium tank. For other uses, see T34 (disambiguation). T 34 T 34 85 at Musée des Blindés Type Medium tank …

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  • 90Hot rolling — is a metalworking process where large pieces of metal, such as slabs or billets, are heated above their recrystallization temperature and then deformed between rollers to form smaller cross sections. Hot rolling produces thinner cross sections… …

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