φ６５０轧机轧辊使用烧结焊剂的堆焊修复大连第二钢厂朱艳轧辊是轧钢生产的重要工艺备件，其性能的优劣直接影响轧机作业率和产品质量。多年来许多冶金工厂试验和使用了堆焊修复的方法，对每次轧钢后换下的轧辊，将已磨损的轧槽表面进行堆焊，焊后经退火处理和重车重复使... φ650 Rolling Mill Rolling Repair of Sintered Flux Dalian Second Steel Works Zhu Yan Roll rolling is an important process spare part for steel rolling production. The performance of the mill directly affects the rolling mill operation rate and product quality. Over the years many metallurgical factory test and the use of surfacing repair methods, for each roll after the roll replaced, the groove surface has been wear surfacing, annealing after welding and heavy vehicles to repeat ...