This standard specifies the methods for measuring the linear density of yarn packages below 2000tex, including seven methods. This standard applies to all kinds of yarns.
GB/T 4743-1995 history
2009GB/T 4743-2009 Textiles-Yarn from packages-Determination of linear density (mass per unit length) by the skein method
1995GB/T 4743-1995 Textiles--Yarn from packages--Determination of linear density (mass per unit length) by the skein method