| 发明名称 |
METHOD FOR MANUFACTURING TWO-PHASE STAINLESS STEEL MATERIAL |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for manufacturing two-phase stainless steel material having excellent pitting corrosion resistance. <P>SOLUTION: The method for manufacturing two-phase stainless steel material includes steps of: preparing an aqueous solution containing hydrogen fluoride of 2-6 mass% and hydrogen peroxide of ≥10 mass%; and immersing the two-phase stainless steel material in the aqueous solution for seven minutes or longer. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2013010993(A) |
申请公布日期 |
2013.01.17 |
| 申请号 |
JP20110144759 |
申请日期 |
2011.06.29 |
| 申请人 |
NIPPON STEEL & SUMITOMO METAL CORP |
发明人 |
TAN ETSUO |
| 分类号 |
C23G1/08;C22C38/00;C22C38/58;C23C8/40 |
主分类号 |
C23G1/08 |
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