Q420GJDZ25高强度抗撕裂高建钢开发与实践  

Development and Practice of Q420GJDZ25 High Strength Tear Resistant High Construction Steel

作　　者：王晓霞 杨新龙[1] WANG Xiaoxia;YANG Xinlong(Jiuquan Iron&Steel(Group)Co.Ltd.,Jiayuguan 735100,China)

机构地区：[1]酒泉钢铁(集团)有限责任公司,甘肃嘉峪关735100

出　　处：《甘肃冶金》2023年第4期78-80,共3页Gansu Metallurgy

摘　　要：基于装配式建筑结构用钢的高速发展要求,酒钢开发了适合西北地区温差大环境下的高强度、抗温差、抗撕裂建筑结构用高建钢Q420GJDZ25,掌握了高建钢生产技术,产品的力学性能、屈强比、抗层状撕裂等性能指标优于标准要求,实现了批量供货并得到用户的高度认可。Based on the requirements of the rapid development of fabricated building structure steel,Jiusteel has developed Q420GJDZ25,a high-strength,temperature-resistant and tear resistant high-construction steel suitable for the environment of temperature difference in Northwest China.It has mastered the production technology of high-construction steel,and its mechanical properties,yield ratio,laminar tear resistance and other performance indicators are better than standard requirements.It has achieved batch supply and has been highly recognized by users.

关 键 词：高建钢 高强度 低屈强比 抗撕裂 耐温差 

分 类 号：TG142.1[一般工业技术—材料科学与工程]