PC钢棒脆断原因分析及改进  

Analysis and Improvement of Brittle Fracture of PC Steel Bar

作　　者：张向海 董孟宪 张建园 刘玉爱 刘维刚 ZHANG Xianghai;DONG Mengxian;ZHANG Jianyuan;LIU Yuai;LIU Weigang(Shangdong Guangfu Group Co., Ltd., Binzhou 256217, China;School of Materials Science and Engineering, Shandong University, Jinan 250061, China)

机构地区：[1]山东广富集团有限公司,山东滨州256217 [2]山东大学材料科学与工程学院,山东济南250061

出　　处：《山东冶金》2019年第3期14-16,共3页Shandong Metallurgy

摘　　要：通过化学、断口和金相分析等方法,分析讨论了影响PC钢棒脆断的多种因素,结合PC钢棒及原材料的生产工艺提出了改进措施,取得了良好的效果。Various factors of brittle fracture in PC steel bar were studied by means of chemical composition, fracture section and metallographic analysis. The improvement measures were put forward combining with production engineering of the PC steel bar and raw materials, and the good effect is gained.

关 键 词：PC钢棒 脆性断裂 金相分析 断口 

分 类 号：TG142.15[一般工业技术—材料科学与工程]