ALUMINUM ALLOY SHEET FOR CAN LID

Abstract: one aspect of the present disclosure provides an aluminum alloy sheet for a can lid, the sheet including: 0.27 mass % or more and 0.39 mass % or less of si; 0.35 mass % or more and 0.55 mass % or less of fe; 0.17 mass % or more and 0.25 mass % or less of cu; 0.75 mass % or more and 0.95 mass % or less of mn, and 2.2 mass % or more and 2.8 mass % or less of mg, wherein, in each of 0�, 45�, and 90� directions to a rolling direction, a minimum evaluation value samong evaluation values s calculated by a following formula (1) using a 0.2% proof stress �, a tensile strength �, and an average value �fof the 0.2% proof stress and the tensile strength is 370 mpa or more and 410 mpa or less.

Inventor(s): Daichi TAKAI, Tomotaro EZAKI, Tomoyuki KUDO, Kiyonari TAZOE

CPC Classification: C22C21/08 (ALLOYS (flints ; treatment of alloys , ))

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