T/CNGA 24-2021 Active Group standards

T/CNGA 24-2021 Methods for Inspection of the Appearance Quality of Garments

T/CNGA 24-2021

Publish Date: 2021-07-20 Implement Date: 2021-07-20 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/CNGA 24-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Clothing, shoes, hats, and other sewn products

ICS Name: Clothing

Publish Date: 2021-07-20

Implement Date: 2021-07-20

Scope

Scope: This document specifies the inspection conditions, inspection methods, and classification principles for the appearance quality of clothing products. This document is applicable to woven and knitted garments. Main technical content: 4. Inspection conditions 4.1 Lighting and illumination conditions: Generally, lighting is used, with a tabletop illuminance of no less than 600lx. North-facing light illumination may also be used, with the incident light making an angle of approximately 45° to the surface of the tested item, and the observation direction being perpendicular to the fabric surface. 4.2 Equipment and tools 4.2.1 Grey sample cards (GB/T 250) are used for evaluating discoloration. 4.2.2 Steel tape measures or rulers with a division value of 1mm. 4.2.3 Mannequins (or human models). 4.2.4 Standard photos of various clothing appearance quality. 5. Inspection methods 5.1 Deviations in specifications and dimensions 5.2 Color difference 5.3 Appearance (surface) defects 5.4 Sewing specifications 5.5 Warp and weft orientation 5.6 Matching stripes and patterns 5.7 Splicing 5.8 Dimensional differences in symmetrical parts 5.9 Stitch elongation rate 5.10 Collar opening dimensions 5.11 Appearance of auxiliary materials, accessories, and decorations 5.12 Pressing appearance 6. Classification principles for clothing appearance defects 7. Test reports