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Nickel with chromium and/or iron, molybdenum, PERMALLOY 78 (Bell Telephone Laboratories)
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Chemical Composition
Base Element
Ni (Nickel)
Fe (Iron)
21.1
%
Mn (Manganese)
0.3
%
Ni (Nickel)
78.5
%
Balance
[none specified]
Mechanical Properties
Yield Strength
103
MPa
Ultimate Tensile Strength
517
MPa
Elongation
35
% strain
Brinell Hardness
115
Other Information
Material Class
Nonferrous Alloy
Alloy Family
Nickel
Alloy Group
Nickel with Chromium and/or Iron, Molybdenum
Country
USA
Description
Sheet: 75,000 TS; 15,000 YS; 35 El; 115 HB; Initial permeability 8000; max permeability 100,000; 0.05 Hc. For sensitive D.C. apparatus, relays; high permeability.
Designation
PERMALLOY 78
Specification Type
Manufacturer's Specification
Specification Status
Obsolete
Source
Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000
Available forms
Sheet
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Organizations
Bell Telephone Laboratories
No warranty is given for the accuracy of these data
Copyright © 2024 ASM International®
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