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сплав, не содержащий железа stresses
combust.	non-ferrous alloy
met.	Cupaloy (Time Capsule was made of a non-ferrous alloy called Cupaloy, created especially for this project. An alloy consisting of 99,4% copper, 0,5% chromium and 0,1% silver. Olga Fomicheva)
therm.eng.	nonferrous alloy