夏比冲击试验方法应用发展现状与展望  

Application Development Status and Prospect of Charpy Impact Test Method

作　　者：段正炜 陈宏远 高雄雄 张骁勇[1] DUAN Zhengwei;CHEN Hongyuan;GAO Xiongxiong;ZHANG Xiaoyong(College of Materials Science and Engineering,Xi′an Shiyou University,Xi′an,Shaanxi 710065,China;CNPC Tubular Goods Research Institute,Xi′an,Shaanxi 710077,China)

机构地区：[1]西安石油大学材料科学与工程学院,陕西西安710077 [2]中国石油集团工程材料研究院有限公司,陕西西安710077

出　　处：《石油管材与仪器》2024年第1期93-100,共8页Petroleum Tubular Goods & Instruments

摘　　要：夏比冲击试验是一种常用的力学性能测试方法,通过测试在冲击载荷作用下金属材料断裂过程吸收的能量,来快速评估材料抵抗断裂的能力。回顾了世界各国夏比冲击试验的研究历史,总结了在试验结果的不确定度、试验机器的验证、处理数据的拟合模型以及建立断裂韧性的转换关系等方面的发展现状及存在问题,对夏比冲击试验方法未来研究方向进行了展望。As a commonly used mechanical properties testing method,Charpy impact test method is extensively employed for the rapid assessment of a material fracture resistance under impact loads by recording the absorbed energy during the fracture process of metallic materials.In this paper,the research history of Charpy impact test is reviewed.The current status of development and existing issues on the investigation of uncertainties in test results,verification of testing machines,fitting models for data analysis,and the establishment of conversion relationships for fracture toughness are introduced in detail.Finally,prospects for future research directions of Charpy impact test are summarized.

关 键 词：夏比冲击试验 不确定度 断裂韧性 拟合模型 

分 类 号：O4-33[理学—物理]