Selection and Treatment of Alloy Steels for Automobiles
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15 صفحه اولDeep Cryogenic Treatment of Alloy Steels : A Review
The word, “Cryogenics” is taken from two Greek words – “kryos” which means cold or freezing, and “genes” meaning born or generated. Technologically, it means the study and use of materials (or other requirements) at very low temperatures. In general cryogenic treatment consists of slow cooling already heat treated part to approximately -196C, holding at low temperature up to prescribed period, ...
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ژورنال
عنوان ژورنال: Scientific American
سال: 1911
ISSN: 0036-8733
DOI: 10.1038/scientificamerican03041911-130supp