AUSTENITIC STAINLESS STEEL
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United States of America Patent
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Mar 27, 2015
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Mar 28, 2014
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The invention relates to an austenitic high-manganese stainless steel having high strength and ductility. The stainless steel which has in weight % 0.03-0.1% carbon, 0.08-1.0% silicon, 14-26% manganese, 10.5-18% chromium, less than 0.8% nickel, 0.05-0.60% copper, 0.1-0.8% nitrogen and 0.0008-0.0050% boron, with the rest being iron and inevitable impurities occurred in stainless steels, and the stainless steel is cold deformable utilizing the TWIP (TWinning Induced Plasticity) mechanism.
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