Worsted fabric
1 Scope
This document specifies the technical requirements, inspection rules, and packaging and marking requirements of worsted fabric, and also describes the corresponding test methods.
This document is applicable to the quality identification of worsted wool, and blends and intertexture with a wool and hair content of no less than 30% for use in all types of woven garments.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 250 Textiles - Tests for colour fastness - Grey scale for assessing change in colour
GB/T 2910 (All parts) Textiles - Quantitative chemical analysis
GB/T 3917.2 Textiles - Tear properties of fabrics - Part 2: Determination of tear force of trouser-shaped test specimens (Single tear method)
GB/T 3920 Textiles - Tests for colour fastness - Colour fastness to rubbing
GB/T 3922 Textiles - Tests for colour fastness - Color fastness to perspiration
GB/T 3923.1 Textiles - Tensile properties of fabrics - Part 1: Determination of maximum force and elongation at maximum force using the strip method
GB/T 4666 Textiles - Fabrics - Determination of width and length
GB/T 4802.1-2008 Textiles - Determination of fabric propensity to surface fuzzing and to pilling - Part 1: Circular locus method
GB/T 4841.3 Colour cards of standard depths for dyeing with dyestuffs - 2/1, 1/3, 1/6, 1/12 and 1/25
GB/T 5296.4 Instructions for use of products of consumer interest - Part 4: Textiles and apparel
GB/T 5711 Textiles - Tests for colour fastness - Colour fastness to drycleaning using perchloroethylene solvent
GB/T 5713 Textiles - Tests for colour fastness - Colour fastness to water
GB/T 6152 Textiles - Tests for colour fastness - Colour fastness to hot pressing
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 8427-2019 Textiles - Tests for color fastness - Color fastness to artificial light: Xenon arc
GB/T 8629 Textiles - Domestic washing and drying procedures for textile testing
GB/T 12490-2014 Textiles - Tests for colour fastness - Colour fastness to domestic and commercial laundering
GB/T 16988 Quantitative determination for mixtures of special animal fibre and wool
GB 18401 National general safety technical code for textile products
GB/T 23322 Textiles - Determination of surfactant - Alkylphenols and Alkylphenol ethoxylates
GB/T 29862 Textiles - Identification of fiber content
GB 31701 Safety technical code for infants and children textile products
GB/T 33270 Test method for the distortion on the worsted fabric after soaking in water
FZ/T 01026 Textiles - Quantitative chemical analysis - Mulitinary fibre mixtures
FZ/T 01057 (All parts) Test method for identification of textile fibers
FZ/T 01112 Textiles - Quantitative chemical analysis - Mixtures of silk and wool or/and cashmere (method using formic acid and zinc chloride)
FZ/T 20008 Test for the mass per unit area of wool fabric
FZ/T 20009 Determination of the dimensional changes of wool fabrics - Water immersion
FZ/T 20019 Test method for determining the seam slippage of wool woven fabrics
FZ/T 20021 Method for determination of dimensional change of fabrics induced by free stream
FZ/T 70009 Test method for relaxation dimensional change and felting dimensional change to washing of wool textiles
FZ/T 80007.3 Dry wash resistance test method for garments used adhesive interlining
GSB 16-2924 Standard sample photos of worsted fabric (smooth surface) pilling
GSB 16-2925 Standard sample photos of worsted fabric (suede) pilling
GSB 16-2926 Standard sample photos of rating of distortion after soaking in water
3 Terms and definitions
No terms and definitions are listed in this document.
4 Technical requirements
4.1 Safety requirements
The general safety specification for worsted fabric shall meet the requirements of GB 18401, and that for worsted fabric used in textile products for infants and children shall also meet the requirements of GB 31701.
4.2 Grading requirements
The quality grade of worsted fabric shall be comprehensively rated on a batch basis according to the inspection results on inherent quality and appearance quality, and shall be determined by the lowest grade of inspection results. The worsted fabric is classified into superior product, first-grade product and acceptable product in terms of the quality grade.
4.3 Rating of inherent quality grade
The internal quality grade of worsted fabric shall be rated in accordance with the requirements specified in Table 1.
Contents
Foreword I
1 Scope
2 Normative references
3 Terms and definitions
4 Technical requirements
5 Test methods
6 Inspection rules
7 Packaging and marking
8 Others
Annex A (Normative) Description and measurement and counting methods for appearance defects
