55SiMnMo钎具用钢裂纹成因分析  

Analysis on Causes of the Cracks in 55SiMnMo Ttool

作　　者：邸帆 Di Fan(Quality Management Department of Technology Center,HBIS Group Shijiazhuang Iron and Steel Co.,Ltd.,Shijiazhuang Hebei 050031,China)

机构地区：[1]石家庄钢铁有限责任公司技术中心品质部,河北石家庄050031

出　　处：《山西冶金》2025年第1期245-246,共2页Shanxi Metallurgy

摘　　要：通过系统分析55SiMnMo轧制后裂纹表面缺陷类型,研究不同表面缺陷形成机理,查找裂纹产生的原因,并制定出相应的改进措施。经过调整连铸生产工艺,并对钢坯进行修磨,连铸坯表面质量明显改善,能够满足用户的使用要求。By systematically analyzing the types of surface defects on the cracked surface of 55SiMnMo after rolling,this paper studies the formation mechanisms of different surface defects,identifying the causes of crack formation,and formulating corresponding improvement measures.After adjusting the continuous casting production process and grinding the steel billets,the surface quality of the continuous casting billets has been significantly improved,which can meet the user's requirements.

关 键 词：钎具用钢 连铸工艺 轧制 

分 类 号：TG142[一般工业技术—材料科学与工程]