The copper alloy wire and its production method, the copper alloy twist line and its production method, the insulated wire which uses these, the coaxial cable and at

摘要

PROBLEM TO BE SOLVED: To provide a copper alloy wire having high tensile strength and also, high bending resistance and good electric conductivity at low cost.;SOLUTION: This copper alloy wire contains Sn and In in the range of 0.3-0.5 mass% of single or the total of Sn and In in the Cu, and has ≥70 kg/mm² tensile strength, and the bending service life at the bending time, in 1% bending strain and 90° right and left bending under loading state of 3 kg/mm² loading, is ≥17,000 times.;COPYRIGHT: (C)2010,JPO&INPIT