To study the effect of plate length and circular hole radius on the stress intensity factors of the finite width cracked hold-plate under tensile loading. this paper uses ABAQUS finite element simulation software to do the numerical simulation and gives the method which is used to solve the stress intensity factor of the finite width cracked hole-plate.The results show that the plate length, the hole radius and the crack length have great influence on the stress intensity factor of the finite width cracked hole-plate.%为了研究板长、圆孔半径对拉伸载荷作用下的有限宽度平板裂纹尖端应力强度因子的影响,运用ABAQUS有限元仿真软件进行数值模拟,给出了有限宽度带孔单边裂纹平板裂纹尖端应力强度因子求解方法.结果表明,板长、板内圆孔半径和裂纹长度对有限宽度裂纹平板的裂纹应力强度因子有着很大的影响.
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