T/NHTA 3-2020 Machine-made dress fabric for western wear

Scope

Scope: This standard specifies the terms and definitions, requirements, test (inspection) methods, inspection rules, marking, packaging, transportation, and storage of woven fabrics for men's suits. This standard applies to woven fabrics for men's suits mainly made from wool, wool blends, and interwoven products, as well as imitation wool, etc. Main technical content: 1. Requirements 1) Product quality requirements. Product quality requirements include internal quality requirements and appearance quality requirements. According to the comprehensive evaluation of internal quality requirements and appearance quality requirements, the products are divided into three grades: excellent, first-class, and qualified. Specific technical indicators for the grading of the two parts of the quality requirements are given. Among them, there are 18 technical indicators for internal quality, which integrate the technical indicators of FZ/T 14005-2006 Printed and Dyed Polyester-Cotton Blended Fabrics and GB/T 2664-2009 Men's Suits and Coats. And the indicators and parameters such as breaking strength, tearing strength, and dimensional change rate after washing and dry cleaning are all higher than the industry standards. There are 4 technical indicators for appearance quality, including width deviation, color difference, warp and weft unevenness, and surface defects of the fabric. 2) Safety performance requirements.

Development Information

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