发明名称 |
METHOD FOR REFINING AUSTENITIC TI CONTAINING STAINLESS STEEL |
摘要 |
PURPOSE: A refining method of titanium addition austenitic stainless steel is provided to prevent the deformity generating in the surface of product by removing oxide by improving slag property from a group. CONSTITUTION: A titanium addition austenitic stainless steel method of refining comprises: a step of forming a slag by inserting a flux; a step of bubbling by inert gas in the bottom of a redactor; a step of controlling the weight ratio of CaO/Al2O3 in 1.5~2.0; a step of removing the aluminum oxide produced from the deoxidizing aluminum process step; and a step of using a quicklime(CaO) for the weight ratio adjustment of the CaO/Al2O3. |
申请公布号 |
KR20100069176(A) |
申请公布日期 |
2010.06.24 |
申请号 |
KR20080127787 |
申请日期 |
2008.12.16 |
申请人 |
POSCO |
发明人 |
KIM, YONG LAE;LEE, SUNG HOON;LEE, EUN SEOK |
分类号 |
C21C5/54;C21C5/30 |
主分类号 |
C21C5/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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