摘要
通过莱钢生产 40 mm英标 46 0 MPa级余热处理钢筋的生产工艺介绍 ,分析了生产中遇到的冷弯开裂、时效敏感及工艺参数控制较难等问题的原因。提出了解决的具体措施及生产 40 mm英标 46 0 MPa级钢筋的几种途径。
This paper introduces production process of BS 460 tempcore reinforced bars at Laiwu Iron and Steel Group Co , Ltd The cold bending cracking,ageing susceptibility and difficulty in control of process parameters are analyzed, and improvement measures are put forward Some production routes of producing BS 460 reinforced bars are pointed out
出处
《钢铁》
CAS
CSCD
北大核心
2000年第12期30-33,共4页
Iron and Steel
关键词
余热处理
大规格钢筋
英标
冷弯裂纹
时效
tempcore process
large norms reinforced steel bars
British standard
cold-bending cracking
ageing
