Tecnologia

03/12/2012

(Inglês) Performances Evaluation of High Speed Steels for Hot Rolling by Wear and Thermal Fatigue Tests

In the last years a great number of hot strip mills performed trials with High Speed Steel (HSS) rolls for both rougher and finishing stands. Rolls used in the former stands are subjected to higher temperatures, slower rolling speeds and longer contact lengths between roll and stock due to the high reductions

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