Stock material or miscellaneous articles – All metal or with adjacent metals – Having composition – density – or hardness gradient
Patent
1986-06-06
1988-04-05
Sheehan, John P.
Stock material or miscellaneous articles
All metal or with adjacent metals
Having composition, density, or hardness gradient
420 78, 420 79, 148309, B22D 2500
Patent
active
047358653
ABSTRACT:
Disclosed is a magnetic head core material having very high corrosion resistance even under severe conditions and a method for preparing the same. The material consists of 3 to 6 wt % of aluminum, 7 to 12 wt % of silicon, not more than 3 wt % of chromium and the substantial balance being iron.
Kadono Masaru
Muramatsu Tetsurou
Nago Kumio
Yamamoto Tatsushi
Yoshikawa Mitsuhiko
Sharp Kabushiki Kaisha
Sheehan John P.
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