METHOD OF ROLLS RECONDITIONING Russian patent published in 2000 - IPC

Abstract RU 2154113 C1

FIELD: rolling; applicable in reconditioning of rolls of cold- and hot-rolling mills. SUBSTANCE: working roll of mill 2030 at the moment of failure features roll barrel hardness of 90 HSD. Roll is subjected to preliminary tempering, hardening and final tempering. Temperature of preliminary tempering is assigned depending on hardness of roll barrel at the moment of its failure proceeding from the expression given in the invention description. EFFECT: increased quality of reconditioned roll. 5 cl, 2 ex

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RU 2 154 113 C1

Authors

Veter V.V.

Likhachev G.V.

Belkin G.A.

Samojlov M.I.

Dates

2000-08-10—Published

1999-12-29—Filed