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1.大连钢厂轴承钢管轧后快冷工艺,对改善碳化物分布,提高球化组织级别均匀性,缩短退火时间等取得较好效果,已通过鉴定,并用于大生产。
1. Dalian steel mill bearing tube fast cooling after rolling technology to improve the distribution of carbides to improve the uniformity of the ball-type organizations to shorten the annealing time to obtain better results have been identified and used for large-scale production.