PROCEDURE FOR TREATMENT OF HOT ROLLED METAL FOR COLD DIE FORGING OF FASTENERS Russian patent published in 2011 - IPC C21D1/78 C21D8/06 

Abstract RU 2434949 C1

FIELD: metallurgy.

SUBSTANCE: procedure for treatment consists in four-stage annealing with intermediate calibration with different degrees of reduction.

EFFECT: facilitation of uniform and optimal mechanical characteristics of calibrated rolled metal.

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RU 2 434 949 C1

Authors

Filippov Aleksej Aleksandrovich

Pachurin German Vasil'Evich

Dates

2011-11-27Published

2010-11-17Filed