主要对国标新、旧版本金属材料拉伸蠕变及持久试验方法在标准名称、引用标准范围、术语及定义、符号及说明、试验原理、试验设备、试验机环境温度、加热装置、试样、试样原始横截面积的测量、试验程序及试验结果等在技术内容和要求方面的变化进行了对比,对新版标准中变化部分的内容进行了分析和讨论,对标准下一步修订提出了意见。 Mainly on the national standard new and old versions of tensile creep and long-lasting metal materials test methods in the standard name, reference standard range, terms and definitions, symbols and descriptions, test principle, test equipment, test machine ambient temperature, heating device, The original cross-sectional area of ​​the sample measurement, test procedures and test results and other changes in the technical content and requirements are compared, the contents of the changes in the new version of the standard were analyzed and discussed, the standard proposed amendments to the next step.