Permalloy 1J79 magnetically soft alloy wire

1J79 is a high permeability iron-nickel alloy with excellent magnetic and mechanical properties and is widely used in electronic and electrical engineering fields. Its chemical composition and physical and mechanical properties are detailed, suitable for electronic components, pulse transformers, etc., need to be annealed to give full play to magnetic properties. Chemical Component Element C Si Mn P S Ni Cu Mo Fe % ≤0.03 0.30-0.50 1.60-1.10 ≤0.02 ≤0.02 78.5-80.0 ≤0.20 3.80-4.10 Bal Physical and mechanical properties   Grade Resisitivity Density Curie point High Saturated magneto-striction coefficient Brinell hardness   g/cm³ °C λθ/10-6 HBS 1J79 0.55 8.6 450 2 cold-drawn&hard soft 210 120 Tensile strength Rm N/mm² Yield strength Rp 0.2N/mm² Elongation A% cold-drawn&hard soft cold-drawn&hard soft cold-drawn&hard soft 1030 560 980 150 3 50 Application Area Electron componen High sensitive r…