Rolled lead alloy sheet for expanded positive grid and lead-acid battery

摘要

PPROBLEM TO BE SOLVED: To provide a rolled lead alloy sheet for an expanded positive grid having high corrosion resistance. PSOLUTION: The rolled lead alloy sheet for the expanded positive grid contains 0.05-0.09 mass% calcium, 0.60-1.80 mass% Sn, and 0.0005-0.05 mass% Zn, and has an average crystal particle size in the rolling direction of 150 m or less. PCOPYRIGHT: (C)2008,JPO&INPIT