This part of GB/T 3917 specifies the method for determining the tear strength of fabrics by the trapezoidal test method. This section applies to woven and nonwoven fabrics.
GB/T 3917.3-2009 Referenced Document
GB/T 6529 Textiles.Standard atmospheres for conditioning and testing
GB/T 3917.3-2009 history
2009GB/T 3917.3-2009 Textiles.Tear properties of fabrics.Part 3:Determination of tear force of trapezoid-shaped test specimens
1997GB/T 3917.3-1997 Textiles--Tear properties fabrics--Part 3: Determination of tear force of trapezoidal shaped test specimens