| 摘要 |
A method for producing Al-base alloy substrates for magnetic discs, which comprises continuously casting into a strip of a thickness of 4 to 15 mm a molten alloy composition containing alloy components consisting of 2-6% of Mg, less than 1% of Mn, less than 0.3% of Fe, less than 0.25% of Zn and less than 0.35% of Cr and a grain refiner comprising less than 0.08% of Ti and/or less than 0.01% of B, followed by rolling. |
| 申请人 |
KOBE STEEL, LTD., KOBE, HYOGO, JP |
发明人 |
HOSHINO, KOHZOH;MIZUNO, MUNEO;MURAKADO, HIROSHI;KITAO, YOSHINOBU, MOOKA, TOCHIGI, JP |
