【摘要】 介绍了二辊粗轧机轧辊利用堆焊新技术开展堆焊修复试验与应用，并介绍了堆焊材料的选择、堆焊工艺以及取得的良好效果。更多还原

【Abstract】 In the paper the renovation experiments of rolls of 2-h roughing mills by using the new build-up welding technology are introduced .The build-up welding mate- rials. welding technology and the good results obtained are described.更多还原