Metal treatment – Compositions – Heat treating
Patent
1985-01-07
1985-10-08
Sheehan, John P.
Metal treatment
Compositions
Heat treating
75123L, 75124, H01F 104
Patent
active
045458278
ABSTRACT:
The chemical composition and processing of a cold rolled steel strip are controlled. Laminations for the core of an electric motor are stamped from the strip and decarburized to produce a lamination having a 1.5 T (15 kG) average core loss value less than about 5.70 W/kg (2.60 W/lb.) and average peak permeability substantially more than about 2000 G/Oe. for a sample thickness of about 0.018 in. (0.46 mm.).
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Bozorth, Ferromagnetism, 1951, pp. 88 to 92.
Inland Steel Company
Sheehan John P.
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