Process for the production of a steel having a great impact strength at low temperatures

Abstract

A steel comprises C 0.15% maximum Mn 0.3-1.8% Ni 1-6% Si 0.5% maximum N 0.008-0.025% V 0.05-0.2% Al 0.01-0.1% the balance, apart from impurities, being iron. Rolled products of the alloy must be subjected to one or more normalizing heat treatments.

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    US-4687525-AAugust 18, 1987Hoesch Stahl AgWorked low-temperature tough ferritic steel