This document specifies four methods for the determination of the density of carbon fibre tested as a yarn:
— method A: liquid-displacement method;
— method B: sink/float method;
— method C: density-gradient column method;
— method D: gas pycnometer method.
Method C is the reference method in cases of dispute, etc.
Status: PublishedPublication date: 2020-06
Edition: 3Number of pages: 13
Technical Committee: ISO/TC 61/SC 13 Composites and reinforcement fibres
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