Method of producing non-oriented magnetic steel heavy plate having high magnetic flux density
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United States of America Patent
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Aug 21, 1990
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N/A
app pub date -
Jun 19, 1989
filing date -
Jun 24, 1988
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Expired
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Abstract
A method of producing non-oriented magnetic steel heavy plate that has good magnetic properties in a low magnetic field that comprises hot-rolling high-purity steel, adjusting the crystal grain size and dehydrogenation treatment, whereby the a uniform ferrite grain diameter is imparted to the steel.
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