This standard specifies the product classification, shapes and specifications, requirements, inspection rules, criterion rules, product operating instructions, package, transportation and storage of cotton knitted underwear.
This standard is applicable to evaluating the quality of cotton knitted underwear, and may be used as a reference for blended cotton and woven knitted underwear.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigenda), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard.
GB/T 250 Textiles—Tests for color fastness—Grey scale for assessing change in color (GB/T 250-2008, ISO 105-A02: 1993, IDT)
GB/T 251 Textiles—Tests for color fastness—Grey scale for assessing change in color (GB/T 251-2008, ISO 105-A03: 1993, IDT)
GB/T 1335 (all the clothes) Size designation of clothes
GB/T 2910 Textile--Binary fibre mixtures--Quantitative chemical analysis (GB/T 2910-1997, eqv ISO 1833: 1977)
GB/T 2911 Textiles--Ternary fibre mixtures--Quantitative analysis (GB/T 2911- 1997, eqv ISO 5088: 1976)
GB/T 2912.1 Textiles--Determination of formaldehyde--Part 1: Free and hydrolized formaldehyde (Water extraction method)
GB/T 3920 Textiles—Tests for color fastness—Color fastness to rubbing (GB/T 3920- 2008, ISO 105-X12: 2001, MOD)
GB/T 3921 Textiles—Tests for color fastness—color fastness to washing with soap or soap and soda color fastness to washing with soap or soap and soda (GB/T 3921- 2008, ISO 105-X10: 2006, MOD)
GB/T 3922 Textiles--Testing method for color fastness to perspiration (GB/T 3922- 1995, eqv ISO 105-E04: 1994)
GB/T 4856 Package of cotton goods and knitwear
GB 5296.4 Instructions for use of products of consumer interest--Instructions for use of textiles and apparel
GB/T 5713 Textiles—Tests for color fastness—Color fastness to water (GB/T 5713- 1997, eqv ISO 105- E0: 1994)
GB/T 6411- 2008 A series of size of cotton knitted underwear
GB/T 7573 Textiles--Determination of pH of the aqueous extract (GB/T 7573- 2002, ISO 3071: 1980, MOD)
GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values
GB/T 8629 TextilesDDomestic washing and drying procedures for textile testing (GB/T 8629-2001, eqv ISO 6330: 2000)
GB/T 14801 Test method for skewness and bow in woven and knitted fabrics
GB/T 17592 TextilesDDetermination of the banned azo colorants
GB 18401 National general safety technical code for textile products
GB/T 19976 Textiles—Determination of bursting strength—Steel ball method
FZ/T 01026 Textile--Quaternary fibre mixtures--Quantitative chemical analysis
FZ/T 01053 Textiles-Identification of fiber content
FZ/T 01057 (All parts) Test method for identification of textile fibres
FZ/T 01095 Textile--Test method of elastane fibre content
GSB 16-2159-2007 Knitwear standard depth scale (1/12)
GSB 16-2500-2008 Sample picture of surface defects on knitted fabric color sample picture
3 Product Classification, Shapes and Specifications
3.1 Cotton knitted underwear could be classified into single fabric, reversible fabric and velvet fabric.
3.2 Product type
Type of cotton knitted underwear shall comply with those specified in Chapter 4 of GB / T 6411- 2008 and GB/T 1335(all parts).
