1J66

*Specification GB/T 15003-94 *Product Forms Strip, Sheet, Rod, Wire *Chemical Composition, % Alloy C P S Si Mn Ni Fe No more than 1J66 0.03 0.02 0.02 0.10 0.70-1.10 64.5-65.5 Rest *Magnetic Properties Alloy Thickness, mm Class Permeability induction, μL(mH/m) Ac stable value α ~% Ac/Dc stable value α ~% Temp. Stable value αT% 1J66 0.05-0.10 Ⅰ Ⅱ ≥2800(3.50) ≥3000(3.75) ≤10 ≤7 ≤9 ≤6 ≤8 ≤5 *Feature In a relatively wide magnetic interpolation range, a certain wide temperature and frequency range, the permeability is basically unchanged. *Application Constant inductance coil and filter choke core, broadband transformer core and medium power monopole pulse transformer core.