| 摘要 |
PROBLEM TO BE SOLVED: To provide a copper alloy tinned material for solar cell module connector which can have high strength and conductivity, and a junction box prepared using the same.SOLUTION: A copper alloy tinned material for solar cell module connector comprises one or more selected from the group consisting of Ag, Ti, Ni, Zn, Cr, Fe, In, P, Sn and Zr, the copper alloy tinned material comprising, in mass%, Ag: 0.001-0.05%, Ti: 0.001-0.08%, Ni: 0.001-0.50%, Zn: 0.001-3.5%, Cr: 0.001-0.20%, Fe: 0.001-0.20%, In: 0.005-0.20%, P: 0.001-0.10%, Sn: 0.005-0.20%, and Zr: 0.001-0.20%, with the balance being Cu and inevitable impurities, where the conductivity is 80% IACS or more, and the copper alloy is covered with tin 13 of a predetermined thickness. |
