Electro magnetic steels

Details Electro magnetic steels Electro magnetic steels

C - Chemistry, Metallurgy

21

D

148/4

C21D 8/12 (2006.01) C22C 38/14 (2006.01) H01F 1/16 (2006.01)

Patent

CA 1141631

ABSTRACT OF THE DISCLOSURE A method for producing a non-silicon steel for elec- tro magnetic applications includes the steps of producing a vacuum de-gassed steel melt containing less than 0.025% by weight of carbon, between 0.1% and 1.0% of manganese, between 0.01% and 0.15% phosphorus, not more than 0.02% of sulphur, not more than 0.007% of nitrogen, with titanium within the range of 0.05% to 0.25%, the remainder being iron, except for incidental impurities, hot rolling slab derived from the melt, using a finishing temperature within the range 900°C to 950°C and coiling the resulting hot rolled strip at a temperature of not less than 700°C.

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