Steel
| Wed 13 May 2026
Beijing, May 13 -- Hunan Hualing Liangang Special New Mat Co Ltd and LYSTEEL have sought patent for Hot Rolling Method of High-copper Steel. This invention was developed by Wu Haohong, Xiong Weiliang, Wang Hongbing, Li Guocang, Liang Liang, Liu Xuhui, Tian Fei, Liu Ning, Li Panfeng, Fang Guojun, Zhang Hexiong, Xiao Shaolin and L..