Scope of Application

This standard specifies the terms and definitions, technical requirements, test methods, inspection rules, packaging, and marking of woolen yarn. This standard is applicable to the evaluation of the quality of sprayed yarn

Testing standards

GB/T 2910 (all parts) Quantitative chemical analysis of textiles

GB/T 3916 Textiles and packaged yarns - Determination of breaking strength and elongation at break of single yarn (CRE method) GB/T4743 Textiles - Determination of Yarn Yarn Yarn Yarn Yarn Linear Density by Twist Yarn Method

GB/T 4841.3 Dye Dyeing Standard Depth Color Cards 2/1, 1/3, 1/6, 1/12.1/25 GB/T6529 Standard Atmosphere for Humidity Control and Testing of Textiles

GB 18401 National Basic Safety Technical Specification for Textile Products

GB/T 21196.1 Textiles: Determination of Wear Resistance of Martindale Method Fabrics, Part 1: Martindale Wear Tester GB/T

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