FIELD: metallurgy. SUBSTANCE: invention relates to heat treatment of tightly wound coils of cold-rolled sheet of steel or nonferrous metal and alloy and is distinguished with that metal is cooled with air stream flowing round the muffle from above and from below. Method is implemented with aid of device containing cylindrical casing opened on its ends and fans. EFFECT: facilitated process. 3 cl, 3 dwg, 1 tbl
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Authors
Dates
1997-08-10—Published
1995-06-18—Filed