Φ50 mm极限大规格热轧螺纹钢筋开发  

Development of Φ50 mm extreme large specification hot rolled threaded rebar

作　　者：魏星 荆七一 李文鹏 WEI Xing;JING Qiyi;LI Wenpeng(Chengyu Vanadium Titanium Technology Co.,Ltd.,Neijiang 642469,Sichuan,China;SichuanTranvic Group Co.,Ltd.,Neijiang 642469,Sichuan,China)

机构地区：[1]成渝钒钛科技有限公司,四川内江642469 [2]四川省川威集团有限公司,四川内江642469

出　　处：《四川冶金》2022年第3期41-43,54,共4页Sichuan Metallurgy

摘　　要：针对为川藏铁路供货的极限大规格钢材,我公司从轧制道次、孔型设计、除鳞、机架选择、成品机架形式、轧后控冷、钢坯质量控制等多方面进行设计、优化,成功开发出Φ50mm极限大规格热轧螺纹带肋钢筋。For the ultimate large-scale steel supplied to the Sichuan-Tibet Railway,our company has designed and optimized from many aspects such as rolling road sequence,hole design,descaling,frame selection,finished frame form,rolling post-cooling control,billet quality control,etc.,and successfully developed Φ50 mm limit large-specification hot-rolled thread ribbed steel bar.

关 键 词：极限大规格 轧制道次 除鳞 机架选择 

分 类 号：TG335.6[金属学及工艺—金属压力加工]