T/YWCIA 001-2018 Yiwu cultural supplies group standard
T/YWCIA 001-2018 Yiwu cultural supplies group standard
Basic Information
Scope
Main technical content: 1. Sewing (heat-sealing) strength: The sewing (heat-sealing) strength between fabrics shall be no less than 65N within an effective area of 60mm×60mm. 2. Rubbing color fastness: The dry rubbing color fastness of textile fabrics shall be no less than Level 3, and the wet rubbing color fastness shall be no less than Level 3. The dry rubbing color fastness of genuine leather and artificial leather fabrics (50 times) shall be no less than Level 3. Note: The wet rubbing color fastness is only required for washable textile pencil cases. 3. Zipper durability: The zipper shall function normally after 1,000 uses, with no teeth loss, misalignment, or damage. 4. Accessories: Decorative locks, connectors, magnetic buckles, etc. shall function normally after 500 openings and closings without any abnormalities. 5. Corrosion resistance: The corrosion resistance of the metal plating on electroplated accessories shall be no less than Level 6.