Test methods for continuous silicon carbide fiber—Part 4:Tensile properties of filament yarn.
全国宇航技术及其应用标准化技术委员会(SAC/TC 425)
GB/T 34520的本部分规定了测试连续碳化硅（silicon carbide，SiC)纤维束丝拉伸性能的测试环境、测试设备及材料、试样及其制备、测试程序、测试结果计算和测试报告。本部分适用于连续SiC纤维束丝拉伸强度、拉伸弹性模量和断裂伸长率的测试。
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