STEEL MAKING METHOD OF HIGH CARBON STEEL

PURPOSE:To produce a high carbon steel without lowering a dephosphorization efficiency at a converter. CONSTITUTION:In the steel making method of a high carbon steel, suppression of decarburization reaction at the time of blowing at a converter is executed to a minimum, after the component adjustmen...

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Bibliographische Detailangaben
Hauptverfasser: TSUKAGUCHI YUICHI, MIKI HIROTAKA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To produce a high carbon steel without lowering a dephosphorization efficiency at a converter. CONSTITUTION:In the steel making method of a high carbon steel, suppression of decarburization reaction at the time of blowing at a converter is executed to a minimum, after the component adjustment including a recarburizer of a pure carbon powder with 99% purity is executed at tapping of a converter, further it is subjected to adjustment for the final component constitution at a ladle and blowing an enert gas therein. By this method, lowering of the carbon quantity at blowing is replenished by a high purity carbon powder, producing a good cleanness high carbon steel without lowering a dephosphorization efficiency.