Optimization of Heat Treatment for 38Si7 Spring Steel with Excellent Mechanical Properties and Controlled Decarburization. - Wang, Xian-Wen; Hu, Qing-Feng; Zhang, Chao-Lei; Chen, Lie; Zhu, Chang-Yong; Tao, Bo; Jiang, Bo; Liu, Ya-Zheng (Materials (1996-1944), 2022)