T/XZQH 1-2019 Active Group standards

T/XZQH 1-2019 Polyester color yarn used for 3D weaving shoe liner

Publish Date: 2019-10-30 Implement Date: 2019-12-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/XZQH 1-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Chemical fibers

ICS Name: Artificial fibers

Publish Date: 2019-10-30

Implement Date: 2019-12-30

Scope

Main technical content: The technical content of this group standard mainly includes six parts, as follows: 1. **Product Identification**: The product specifications should be expressed in terms of linear density (dtex) and the number of single filaments (f). The product identification includes information such as product specifications and color, which helps to effectively distinguish the product. 2. **Technical Requirements**: The products are divided into three grades: premium, first-class, and qualified. Requirements for each grade are provided in terms of physical performance, dyeing performance, and appearance. 3. **Test Methods**: For physical performance, dyeing performance, and appearance, test requirements are given for linear density, breaking strength and elongation at break, curl shrinkage and curl stability, boiling shrinkage, color uniformity, oil content, network density, drum weight, pH value, formaldehyde content, decomposable carcinogenic aromatic dyes, washfastness, waterfastness, perspiration fastness, friction fastness, and dry heat fastness. 4. **Inspection Rules**: Requirements are provided for inspection types, inspection items, batching rules, sampling rules, and judgment rules. 5. **Acceptance Rules**: Requirements are given for the recipient's acceptance of the product; and for the acceptance of appearance quality, physical performance, and dyeing performance. 6. **Marking, Packaging, Transportation, and Storage**: Requirements are provided for marking, packaging, transportation, and storage.