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GB/T 31902-2025: Inspection method for appearance defects on garment interlining
Status: Valid GB/T 31902: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31902-2025 | English | 279 |
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Inspection method for appearance defects on garment interlining
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GB/T 31902-2025
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| GB/T 31902-2015 | English | 149 |
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Inspection method for appearance detects on garment interlinings
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GB/T 31902-2015
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PDF similar to GB/T 31902-2025
Basic data | Standard ID | GB/T 31902-2025 (GB/T31902-2025) | | Description (Translated English) | Inspection method for appearance defects on garment interlining | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | W10 | | Classification of International Standard | 59.080.01 | | Word Count Estimation | 14,147 | | Date of Issue | 2025-02-28 | | Date of Implementation | 2025-09-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 31902-2025: Inspection method for appearance defects on garment interlining---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
GB/T 31902-2025 English version. Inspection method for appearance defects on garment interlining
ICS 59.080.01
CCS W10
National Standard of the People's Republic of China
Replace GB/T 31902-2015
Inspection method for appearance defects of clothing lining
Released on 2025-02-28
2025-09-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document replaces GB/T 31902-2015 "Apparel lining appearance defect inspection method", compared with GB/T 31902-2015, except for the
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
--- Changed the scope of the document (see Chapter 1, Chapter 1 of the.2015 edition);
--- Added principles (see Chapter 4), equipment and tools (see Chapter 5);
--- Added some clauses on inspection conditions (see 6.1);
--- Changed the operating requirements (see 6.2, 4.2 of the.2015 edition);
--- Added the clause that superior and first-class products should not have damaging defects (see 7.1.1.4);
--- Added a meter for scattered stains that are difficult to count and measure (see 7.3.2);
--- Added "specific contents of various defects" and "description of defect names" (see Appendix A and Appendix B).
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the China National Textile and Apparel Council.
This document is under the jurisdiction of the National Technical Committee on Standardization of Textiles (SAC/TC209).
This document was drafted by. Nantong Haihui Technology Development Co., Ltd., Shanghai Textile Industry Technical Supervision Institute, Changxing Sanwei Hot Melt Adhesive Co., Ltd.
Company, Zhejiang Aoyu New Material Technology Co., Ltd., Zhejiang Jinsanfa Fusible Interlining Co., Ltd., Shanghai Tianqiang Textile Co., Ltd., Shaoxing Rongshi
Da Lining Co., Ltd., Qidong Meiyi Lining Co., Ltd., Qidong Xincheng Garment Accessories Co., Ltd., Jiangsu Xinjie Textile Technology Co., Ltd.
Co., Ltd., Nantong Webest Textile Technology Co., Ltd., and China Industrial Textiles Association.
The main drafters of this document are. Cao Ping, Jiang Wei, Zuo Shuwen, Wang Aibing, Yin Weiqiao, Chen Yu, Wang Aiqin, Mu Lidong, Yu Liang, Gu Yuanyuan, Qiu Xuedong,
Wang Haifeng, Jiang Qian, Li Guimei, and Yu Kangwei.
The previous versions of this document and the documents it replaces are as follows.
---First published in.2015 as GB/T 31902-2015;
---This is the first revision.
Inspection method for appearance defects of clothing lining
1 Scope
This document defines the terms and definitions of the inspection method for the appearance defects of garment interlinings, and specifies the equipment and tools, inspection conditions and operating requirements.
The inspection principle and inspection method are described.
This document is applicable to the inspection of woven interlinings, knitted interlinings and non-woven interlinings made of various materials.
2 Normative references
The contents of the following documents constitute essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 250 Textiles - Grey scale for colour fastness tests
GB/T 19022 Measurement management system - Requirements for measurement processes and measurement equipment
GB/T 24117 Descriptive terms for knitted fabric defects
GB/T 24250 Descriptive terms for defects in woven fabrics
FZ/T 01076 Method for making composite test specimens of adhesive interlining
FZ/T 60034 Test method for powder loss of adhesive interlining
3 Terms and definitions
The terms and definitions defined in GB/T 24250, GB/T 24117 and the following apply to this document.
3.1
Braid defect marking
Tagging
A method of marking appearance defects (by threading or labeling) during appearance quality inspection of finished textile products.
Note. It is the abbreviation of defective braiding (or defective labeling).
3.2
length alowance
The finished textile product is lengthened due to defects.
Note. It is the abbreviation of marking scale, also called marking.
3.3
Linear defect lineardefect
A defect extending in the longitudinal or transverse direction with a width not exceeding 0.3 cm.
3.4
Strip defect stripdefect
Defects extending along the longitudinal or transverse directions and with a width exceeding 0.3 cm (including block-shaped defects).
3.5
Damage
Two or more yarns are broken in the warp and weft (longitudinal and horizontal) directions, or holes are 0.2 cm2 or larger, broken edges are more than 2 cm away from the edge, and the diameter is more than 0.3 cm.
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