Standard No.:	QB/T 2172-2001
English Name:	Plastic Injection Zippers
Chinese Name:	注塑拉链
Chinese Classification:	Y73    Daily-use hardware
Professional Classification:	QB    Professional Standard - Light Industry
Issued by:	CLII
Issued on:	2001-11-15
Implemented on:	2002-5-1
Status:	superseded
Superseded by:	QB/T 2172-2014 Injection Molding Zipper
Superseded on:	2014-11-1
Superseding:	QB/T 2172-1995 公告：中华人民共和国工业和信息化部公告 2017年 第23号
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	150.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the product classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage for injection molding zipper. This standard is applicable to injection molding zipper (hereinafter referred to as "zipper"). 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. At time of publication, the editions indicated were valid. All the standards will be modified, and all parties using this standard shall discuss the possibility of using the latest version. GB 250-1995 Gray scale for assessing change in colour GB 251-1995 Gray Scale for Assessing Staining GB/T 2828-1987 Sampling Procedures and Tables for Lot-by-lot Inspection by Attributes (Apply to Inspection of Successive Lots or Batches) GB/T 2829-1987 Sampling Procedures and Tables for Periodic Inspection by Attributes (Apply to Inspection of Stability for Productive Process) GB/T 3920-1997 Textiles - Tests for Colour Fastness - Colour Fastness to Rubbing GB/T 3921.3-1997 Textiles-Tests for colour fastness to washing: Test 3 3 Product Classification 3.1 Product type (see Figure 1) 3.1.1 Products can be classified into the polyformaldehyde, nylon, etc. by the zip teeth material.

Contents Foreword i 1 Scope 2 Normative References 3 Product Classification 4 Requirements 5 Test methods 6 Test Rules 7 Marking, Packaging, Transportation and Storage