摘要为解决断裂韧性试验中拟合裂纹扩展阻力曲线步骤烦琐、处理结果易出错问题,介绍了利用VBA(visual basic for application)程序结合Excel软件拟合裂纹扩展阻力曲线的方法;并通过实例应用,说明此方法拟合裂纹扩展阻力曲线的使用方便性。通过与Origin软件处理结果对比,证明此方法拟合裂纹扩展阻力曲线拟合准确度高。
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