CRS
CRS
12:41 PM EDT $51.69 -0.4
CRS
CRS
12:41 PM EDT $51.69 -0.4

High Permeability "49"® Alloy

UNS K94840

Composition (Nominal)
0.02 C, 0.50 Mn, 0.35 Si, 48.00 Ni, Bal. Fe

A 48% nickel-iron alloy with high initial and maximum permeability and low core loss after suggested heat treatment. Has been used in laminated cores for instrument transformers, magnetic shields, solenoid cores, and various sensitive magnetic core components. Unannealed strip items 0.020" thick or less are available as Transformer (oriented) and Rotor (unoriented) grades.

Specifications: ASTM A753 Alloy 2, IEC 404-8-6 (Alloy class E3), MIL-N-14411B (MR) (Composition 3 and 4)

Carpenter Technology Corporation Carpenter Technology Corporation

Carpenter Technology Corporation (NYSE: CRS) is a recognized leader in high-performance specialty alloy-based materials and process solutions for critical applications in the aerospace, defense, transportation, energy, industrial, medical, and consumer electronics markets.

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