Cause analysis and countermeasures of warped head in rough rolling
Since the rough-rolled slab is thick, temperature unevenness is prone to occur on the upper and lower surfaces, so warping generally occurs more often in
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Since the rough-rolled slab is thick, temperature unevenness is prone to occur on the upper and lower surfaces, so warping generally occurs more often in
Due to the large reduction in rough rolling of strip hot rolling, unclean descaling, high temperature, and easy formation of oxide scales, all of these
1. Head pile steel: 1) The setting of rolling speed and roll diameter is incorrect. (Correctly set the rolling speed, roll diameter and tension). 2)
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