Fe-Ni based permalloy and method of producing the same and cast slab
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United States of America Patent
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Dec 2, 2003
Grant Date -
Jun 6, 2002
app pub date -
Sep 25, 2001
filing date -
Sep 29, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A Fe--Ni based permalloy comprises Ni: 30-85 wt %, C: not more than 0.015 wt %, Si: not more than 1.0 wt %, Mn: not more than 1.0 wt %, P: not more than 0.01 wt %, S: not more than 0.005 wt %, O: not more than 0.0060 wt %, Al: not more than 0.02 wt % and, if necessary, not more than 15 wt % of at least one selected from the group consisting of Mo, Cu, Co and Nb within a range of not more than 20 wt % in total.
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