超高强度钢制螺栓短时回火工艺研究
孙枫, 佟小军, 李国庆, 姚兰, 王广生
Short-time tempering process for ultra-high strength steel bolts
Sun Feng, Tong Xiaojun, Li Guoqing, Yao Lan, Wang Guangsheng
金属热处理 . 2014, (7): 89 -92 .  DOI: 10.13251/j.issn.0254-6051.2014.07.021