This standard specifies the product classification, specification, code, technical requirements and quality evaluation, test methods, inspection rules as well as packaging, marking, transportation and storage of synthetic staple fibers needlepunched nonwoven geotextiles.
This standard is applicable to the synthetic staple fibers needlepunched nonwoven geotextiles with synthetic staples as the raw material and which is dry laid and also reinforced by needlepunching, while the synthetic staple fibers needlepunched composite geotextiles and other like products may also be made reference to this standard.
2 Normative References
The following standards contain provisions which, through reference, constitute provisions of this standard. At time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.
GB/T 3923.1-1997 Textiles-Tensile Properties of Fabrics-Part 1: Determination of Breaking Force and Elongation at Breaking Force-Strip Method
GB/T 4667-1995 Textiles-Woven Fabrics-Measurement of Width of Pieces
GB/T 13760-1992 Geotextiles-Sampling and Preparation of Test Specimens
GB/T 13761-1992 Geotextiles-Determination of Thickness
GB/T 13762-1992 Geotextiles-Determination of Mass per Unit Area
GB/T 13763-1992 Standard Test Method for Trapezoid Tearing Strength of Geotextiles
GB/T 14799-1993 Geotextiles-Determining Apparent Opening Size of a Geotextile by Sieving
GB/T 14800-1993 Test Method for Determining the Puncture Resistance of Geotextiles
GB/T 15788-1995 Geotextiles-Wids-width Tensile Test
GB/T 15789-1995 Geotextile-Determination of Water Flow
GB/T 16989-1995 Geotextiles-Determination of Break Strength of Joints/Seams
GB/T 17630-1998 Geotextiles and Geotextile-related Products-Dynamic Perforation Test (Cone-drop Test)
GB/T 17638-1998 The following standards are cited：
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