RatnerPrestia
Process for producing steel product and production facility therefor
The present invention provides a method of manufacturing a steel product, comprising the step of heat treating a steel product having been subjected to quenching or accelerated cooling on a hot rolling line after hot rolling to pass the steel product through a plurality of induction heating apparatuses, which are installed on the hot rolling line, three times or more. The method of the present invention makes it possible to uniformly heat treat the steel product with high productivity.
JFE Steel Corporation
C C C C Y
C21D C21D C21D C21D Y02P
inventional inventional inventional inventional additional
Yoshitsugu Hiroshi Masatoshi Noritsugu Hiroshi
Iijima Sekine Sugioka Suzuki Mizuno