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Chinese Standard: GB/T 12704.2-2009

Textiles—Test method for water-vapour  transmission of fabrics—Part 2:Water method

全国纺织品标准化技术委员会基础标准分会(SAC/TC 209/SC 1)

GB/T 12704的本部分规定了用蒸发法测定织物透湿性的方法。本部分包括两种方法:方法A正杯法和方法B倒杯法。
本部分适用于厚度在10 mm以内的各类片状织物。其中,方法B倒杯法仅适用于防水透气性织物的测试。

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