The Quality Standards of Zippers – Indian Leather Tannery

The Quality Standards of Zippers The quality standards of zippers are made of GB/T18746-2002 zipper specifications (mainly specify the definition, form, type, size and specification of zipper components, and the physical property of zippers) and QB/T2171 ~2173- 2001 zipper standards (specify the standards for metal zippers, plastic zippers, and nylon zippers) Main Physical Properties of Zippers The physical properties …

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