| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for producing a Cr-containing copper alloy wire rod capable of efficiently and reliably producing a Cr-containing copper alloy wire rod made of copper alloy containing Cr. <P>SOLUTION: The method for producing the Cr-containing copper alloy wire rod consisting of copper alloy containing Cr in a range of 0.2-1.5 mass% includes: a molten copper alloy producing step S01 of producing molten copper alloy containing Cr in the range of 0.2-1.5 mass% by fusing copper raw material; a casting step S04 of introducing the molten copper alloy into a casting mold and thereby continuously producing a cast wire; and a processing step of performing one or both of a drawing process and a rolling process on the cast wire, wherein the conductivity of the cast wire is 60% IACS or less in the casting step. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
