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FZ/T 73052-2024Washed knitted garments (English PDF)

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Issued by

Ministry of Industry and Information Technology of the People’s Republic of China

Level / Type

National · Recommended

Issue date

July 5, 2024

Implementation date

July 1, 2026

Scope

FZ/T 73052-2024 (Washed knitted garments) is available as an English-translated PDF.

FZ/T 73052-2024 is the Chinese standard "Washed knitted garments". Its scope clause reads: This Document specifies the terms and definitions, product sizes, requirements, tests, sampling rules, judgment rules, product instructions, packaging, transportation, and storage for washed knitted garments.

This Document applies to garments with knitted fabric as the main material that have undergone a washing and finishing process. This Document does not apply to knitted jeans.

This Document does not apply to washed knitted garments for infants aged 36 months and under. Its clauses include terms and definitions; product size and type; requirements.

It was issued by the Ministry of Industry and Information Technology of the People’s Republic of China on 2024-07-05 and took effect on 2026-07-01.

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Document preview — FZ/T 73052-2024

National Standard of the People's Republic of China

ICS: 59.080.30

Issued by: Ministry of Industry and Information Technology of the People’s Republic of China

Foreword...3
1 Scope...6
2 Normative References...6
3 Terms and Definitions...8
4 Product Size and Type...8
5 Requirements...8
6 Test...12
7 Sampling Rules...22
8 Judgment Rules...22
9 Product Instructions for Use, Packaging, Transportation, and Storage...23
Appendix A (Informative) Common Washing and Finishing Methods...24
Appendix B (Normative) Dye Migration Performance Test Method...26

1 Scope

This Document specifies the terms and definitions, product sizes, requirements, tests, sampling rules, judgment rules, product instructions, packaging, transportation, and storage for washed knitted garments.

This Document applies to garments with knitted fabric as the main material that have undergone a washing and finishing process.

This Document does not apply to knitted jeans.

This Document does not apply to washed knitted garments for infants aged 36 months and under.

2 Normative References

The provisions in following documents become the essential provisions of this Document through reference in this Document. For the dated documents, only the versions with the dates indicated are applicable to this Document; for the undated documents, only the latest version (including all the amendments) is applicable to this Document.

GB/T 250 Textiles - Tests for color fastness - Grey scale for assessing change in color

GB/T 251 Textiles - Tests for color fastness - Grey scale for assessing staining

GB/T 1335 (all parts) Standard sizing systems for garments

GB/T 2910 (all parts) Textiles - Quantitative chemical analysis

GB/T 2912.1 Textiles - Determination of formaldehyde - Part 1.Free and hydrolyzed formaldehyde (water extraction method)

GB/T 3920 Textiles - Tests for color fastness - Color fastness to rubbing

GB/T 3921-2008 Textiles - Tests for color fastness - Color fastness to washing with soap or soap and soda

GB/T 3922 Textiles - Tests for color fastness - Color fastness to perspiration

GB/T 4802.1-2008 Textiles - Determination of fabric propensity for fuzzing and pilling -

Part 1.Circular locus method

GB/T 4856 Package of cotton goods and kintwear

GB/T 5296.4 Instructions for use of products of consumer interest - Part 4.Textiles and apparel

GB/T 5713 Textiles - Tests for color fastness - Color fastness to water

GB/T 6411 A series of size of knitted underwear

GB/T 6529 Textiles - Standard atmospheres for conditioning and testing

GB/T 7573 Textiles - Determination of pH of aqueous extract

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 8629-2017 Textiles - Domestic washing and drying procedures for textile testing

GB/T 8878 Knitted underwear

GB/T 14576 Textiles -- Tests for color fastness -- Color fastness to light of textiles wetted with artificial perspiration

GB/T 14801 Test method for skewness and bow in woven and knitted fabrics

GB/T 17592 Textiles - Determination of the banned azo colourants

GB 18401 National general safety technical code for textile products

GB/T 19976-2005 Textiles - Determination of bursting strength - Steel ball method

GB/T 21196.2 Textiles - Determination of the abrasion resistance of fabrics by the

Martindale method - Part 2.Determination of specimen breakdown

GB/T 29862 Textiles - Identification of fiber content

GB 31701 Safety technical code for infants and children textile products

GB/T 38015 Textiles - Quantitative chemical analysis - Mixtures of elastane and certain other fibers

FZ/T 01026 Textiles - Quantitative chemical analysis - Multinary fiber mixtures

FZ/T 01031-2016 Knitted fabric and elastic woven fabric - Determination of maximum force to seam rupture and elongation - Grab method

FZ/T 01057 (all parts) Test method for identification of textile fibers

FZ/T 01101 Textile test method - Fiber content - Quantitative physical analysis

GSB 16-1523 Sample photos of fuzzing and pilling of knitted fabrics

GSB 16-2159 Color cards of standard depths for knitted products (1/12)

GSB 16-2500 Defect appearance replicas of knitted fabrics

3 Terms and Definitions

For the purposes of this Document, the following terms and definitions apply.

3.1 Washed knitted garments

Knitted garments, whether finished or semi-finished, that have undergone one or more washing and finishing processes using various methods.

NOTE. See Appendix A for descriptions of common washing and finishing methods.

4 Product Size and Type

Size and type shall comply with the provisions of GB/T 1335 (all parts) or GB/T 6411.For sizes exceeding the specified range, the grading values and principles shall be sequentially increased or decreased according to the standards.

5 Requirements

5.1 Grading provisions

5.1.1 Quality grades are divided into superior grade, first grade, and qualified grade.

5.1.2 Internal quality is graded by batches; appearance quality is graded by pieces; the lowest grade between the two of which is used to determine the final grade.

5.1.3 The lowest inspection result among all internal quality indicators shall be used as the grading basis for the batch of products.

5.1.4 When appearance quality problems belonging to different grades are found on the same product, the lowest grade shall be used for grading. Only two limit surface defects of the same grade are allowed on the same product; exceeding this limit shall result in a grade reduction of

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 26 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 1335 · GB/T 2910 · GB/T 5296.4 · FZ/T 01057 · FZ/T 01101 · GSB 16-1523 · GSB 16-2159 · GSB 16-2500

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