Chinese Standard: GB/T 7690.1-2013

Reinforcements—Test method for yarns—Part 1:Determination of linear density

IDT  ISO 1889:2009

全国玻璃纤维标准化技术委员会(SAC/TC 245)

GB/T 7690的本部分规定了玻璃纤维、碳纤维、芳纶纤维或其他增强纤维纱线线密度的测定方法。
本方法适用于各种类型的纱，包括单纱、并捻纱、缆线、变形纱、无捻粗纱和定长纤维纱。

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