Metal treatment – Stock – Magnetic
Patent
1996-04-05
1997-08-19
Sheehan, John
Metal treatment
Stock
Magnetic
148105, 148122, 427127, 428403, 428469, 4284721, 4284722, H01F 1147
Patent
active
056583982
ABSTRACT:
There is provided an alloy with ultrafine crystal grains excellent in corrosion resistance, at least 50% of the alloy structure being occupied by ultrafine crystal grains, the alloy having a surface layer containing hydroxide components in a total proportion of 65% or more based on oxide components.
REFERENCES:
patent: 3902888 (1975-09-01), Aonuma et al.
patent: 4881989 (1989-11-01), Yoshizawa et al.
Arakawa Shunsuke
Sugimoto Katsuhisa
Yoshizawa Yoshihito
Hitachi Metals Ltd.
Sheehan John
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