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Unclassified nickel, PERMINVAR 25-45 (Bell Telephone Laboratories)
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Chemical Composition
Base Element
Ni (Nickel)
Co (Cobalt)
25
%
Fe (Iron)
30
%
Ni (Nickel)
45
%
Balance
[none specified]
Other Information
Material Class
Nonferrous Alloy
Alloy Family
Nickel
Alloy Group
Unclassified
Country
USA
Description
1.2 Hc, 400 initial permeability, 2000 max permeability, 10,000 B. For electrical communication, circuits, magnetic circuits. High permeability, soft magnet.
Designation
PERMINVAR 25-45
Specification Type
Manufacturer's Specification
Specification Status
Obsolete
Source
Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000
Available forms
Wrought
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Organizations
Bell Telephone Laboratories
No warranty is given for the accuracy of these data
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