1 Scope

This standard specifies the requirements, inspection methods, inspection rules, marking, packaging, transportation, and storage of knitted hats This standard is applicable to hats produced mainly from textile knitted fabrics

2 Normative References

The following documents are essential for the application of this document.

. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document

GB/T 250 Textiles - Color Fastness Testing - Evaluation of Discoloration - Grey Sample Card

GB/T 3921-2008 Textiles - Color Fastness Testing - Color Fastness to Soap

GB/T 4841.3 Dye Dyeing Standard Depth Color Card 2/1.1/3.1/6.1/12.1/25

GB 5296.4 Instructions for Use of Consumer Products - Part 4: Textiles and Clothing

GB/T 8427-2008 Textiles - Color Fastness Testing - Color Fastness to Artificial Light - Xenon Arc

GB/T 8629-2001 Textiles - Household Use for Testing Washing and Drying Procedures

GB/T 8630 Textiles - Determination of Dimensional Changes after Washing and Drying

GB 18401 National Technical Specification for Basic Safety of Textile Products

GB/T 21294 Testing Methods for Physical and Chemical Properties of Clothing

Technical Requirements for Physical and Chemical Properties of Clothing

GB/T 24117 Description Terminology of Knitted Fabric Defects

GB/T 29862 Identification of Fiber Content in Textiles

GB/T 33271 Woven Infant and Toddler Clothing

FZ/T 80002 Clothing Marking, Packaging, Transportation, and Storage

FZ/T 80004 Rules for Factory Inspection of Finished Clothing Products

FZ/T 80007.3 Test Method for Dry Cleaning Resistance of Clothing Using Adhesive Lining

FZ/T80010 Method for Measuring Human Head Circumference and Labeling of Hat Specifications for Clothing

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

100% inspection and testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

Testing and testing characteristics:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China