| 摘要 |
PROBLEM TO BE SOLVED: To provide a continuously cast material having excellent machinability without depending on the addition of low melting point elements. SOLUTION: Regarding a continuously cast material (2) obtained by being subjected to continuous casting or being subjected to rolling after the continuous casting, in the cross-section, an area (A) where crystallized products having a large area are unevenly distributed, and the large crystallized products are abundantly comprised is provided. For example, the area (A) is the one where the crystallized products of≥20μm<SP>2</SP>per piece occupy≥20% of all the crystallized products. COPYRIGHT: (C)2006,JPO&NCIPI
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