Mitsubishi Shindoh Co., Ltd.

Yutaka Koshiba

Seiji Noguchi

Rensei Futatasuka

Toyoaki Orikasa

Takuya Idoshita

Shunich Chiba

A copper alloy consists essentially by weight percent of 0.5 to 3% Ni, 0.5 to 2.5% Sn, 0.05 to 0.9% Si, 0.1 to 2% Zn, 0.025 to 0.25% Fe, and the balance of Cu and inevitable impurities. The inevitable impurities include C in an amount of not more than 10 ppm. The obtained copper alloy possesses improved hot rollability and exhibits excellent adhesion strength of a plated surface thereof when heated, while having satisfactory strength and platability.

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Aizuwakamatsu, Japan

Yutaka Koshiba