This part of GB/T 4802 specifies the method for the determination of the pilling properties and surface changes of the fabric surface using the pilling box method.
GB/T 4802.3-2008 Referenced Document
GB/T 6529 Textiles.Standard atmospheres for conditioning and testing
GB/T 4802.3-2008 history
2008GB/T 4802.3-2008 Textiles.Determination of fabric propensity to surface fuzzing and to pilling.Part3:Pilling box method
1997GB/T 4802.3-1997 Textiles--Assessing the rate of pilling of fabrics--Pilling box method