| abstract |
A terminal material that does not cause electrical corrosion by using a base material of copper or copper alloy as a terminal to be crimped to the end of an electric wire composed of an aluminum wire, and is sequentially laminated on the base material (2) composed of copper or copper alloy There is an intermediate zinc layer (4) composed of zinc or a zinc alloy and a tin layer (5) composed of tin or a tin alloy, wherein the thickness of the intermediate zinc layer (4) is 0.1 μm or more and 5.0 μm or less, and the zinc concentration is 5 mass % or more, the zinc concentration of the tin layer ( 5 ) is 0.4 mass % or more and 15 mass % or less, and the crystal grain size of the tin layer ( 5 ) is preferably 0.1 μm or more and 3.0 μm or less. |