Metal treatment – Stock – Magnetic
Patent
1992-03-10
1993-05-18
Sheehan, John P.
Metal treatment
Stock
Magnetic
148312, 148315, H01F 104
Patent
active
052117715
ABSTRACT:
Fe-Ni, Fe-Ni-Cr or Fe-Ni-Cr-Mo magnetic alloy material, the surface roughness of which is adjusted to Rz.gtoreq.0.5 or Ra.gtoreq.0.06, is disclosed. Parts made of this material has resistance to mutual adhesion or sticking when they are subjected to anealing treatment.
REFERENCES:
patent: 3837844 (1974-09-01), Makita et al.
patent: 3837933 (1974-09-01), Masumoto et al.
patent: 3871927 (1975-03-01), Masumoto et al.
Hara Takuji
Hirota Ryoji
Kawai Yutaka
Okiyama Takuji
Takemoto Toshihiko
Nisshin Steel Company Ltd.
Sheehan John P.
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