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双R角在H型钢X-H轧制法中的应用

Shandong Metallurgy(2010)

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Abstract
通过分析莱钢大型H型钢生产线TM精轧机组的轧辊磨损规律,指出导致R角折叠的原因是水平辊R角太小。在精轧水平辊上采用双R角设计,降低了轧辊消耗,基本杜绝了R角折叠质量缺陷。轧辊的单套平均过钢量由2500t提高至3500t,成材率由95.6%提高至96.0%。
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Key words
X-H rolling mode,roll wear,double round angle,H-beam
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