|1.||a type of bronze containing copper (88 per cent), tin (8--10 per cent), and zinc (2--4 per cent): used for parts that are subject to wear or to corrosion, esp by sea water|
|2.||any of various dark grey metals used for toys, belt buckles, etc|
|3.||a. a dark grey colour with a purplish or bluish tinge|
|b. (as adjective): gunmetal chiffon|
variety of bronze, formerly used for ordnance. Modern admiralty gunmetal is composed of 88 percent copper, 10 percent tin, and 2 percent zinc and is used for gears and bearings that are to be subjected to heavy loads and low speeds. It withstands atmospheric, steam, and seawater corrosion and is suitable for valves, pump parts, and steam fittings.
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