SOFT MAGNETIC NICKEL-IRON ALLOY WITH LOW COERCIVE FIELD STRENGTH, HIGH PERMEABILITY AND IMPROVED RE

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The invention relates to a soft magnetic nickel-iron alloy containing 35-65 mass % nickel, one or several of the rare earths cerium, lanthanum, praseodymium or neodymium and the impurities introduced during smelting, the sum of the rare earths being between 0.003 and 0.05 mass %.