HEAT TREATMENT METHOD FOR HARD MAGNETIC ALLOYS BASED ON IRON-CHROMIUM-COBALT SYSTEM Russian patent published in 2004 - IPC

Abstract RU 2238985 C1

FIELD: metallurgy.

SUBSTANCE: Fe-Cr-Co-based alloy with elevated summary content of carbon and nitrogen (C+N = 0.1-0.15 wt %) is subjected to thermocyclic treatment within α→γ phase conversion temperature range 1200-1300оС including 2-5 treatment cycles and multistep tempering.

EFFECT: increased magnetic level.

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RU 2 238 985 C1

Authors

Miljaev A.I.

Kovneristyj Ju.K.

Efimenko S.P.

Khajkina G.N.

Dates

2004-10-27Published

2003-06-21Filed