文件名称：Effects of precipitates and inclusions on the fracture toughness of hot rolling X70 pipeline steel plates (2012年)
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更新时间：2024-05-12 02:36:51
工程技术 论文
In order to investigate the fracture toughness,crack tip opening displacement (CTOD) experiments were conducted on two X70 pipeline steel plates with different rolling processes. After the experiments,optical microscopy (OM),scanning electron microscopy (