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This standard is the revision to QB/T 1333-2004 "Handbag and Knapsack".
Compared with QB/T 1333-2004, this standard has the main changesas follows:
——Adjust the "Scope";
——Add normative references in "Normative References";
——Cancel "Terms and Definitions";
——Adjust "classification according to variety" and add corresponding requirements;
——Add the requirements for "materials and auxiliaries", "harmful matter limit", "specification and permissible deviation" and "marking";
——Adjust "the requirements of shell fabric" in "appearance quality" to "the requirements of shell fabric and lining fabric";
——Adjust the requirements of "specified weight bearing"; adjust the test method of "weight bearing" to "Oscillation and impact test";
——Improve the requirements of "zipper durability";
——Refine the test method of "colour fastness to rubbing";
——Add the requirements of "corrosion resistance of metal fittings";
——Add test requirements of "lock";
——Add "special type inspection";
——Modify "determination of qualification";
——Add "transportation and storage".
This standard is proposed by the China National Light Industry Council.
This standard is under the jurisdiction of the National Technical Committee on Leather of Standardization Administration of China (SAC/TC 252).
Drafting organizations of this standard: Guangdong Shenglilai Leather Product Co., Ltd. and Guangzhou Shark Leather Product Co., Ltd.
Chief drafting staff of this standard: Zou Lisheng, Zou Limeng, Mo Feiying and Zhong Xihao.
From the implementation date hereof, this standard replaces original light industry professional standard QB/T 1333-2004 "Handbag and Knapsack".
The previous editions of the standards replaced by this standard are:
——QB/T 1333-1991;
——QB/T 1333-1996;
——QB/T 1333-2004.
PROFESSIONAL STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
中華人民共和國輕工行業(yè)標準
QB/T 1333-2010
Handbag and Knapsack
背提包
1 Scope
This standard specifies the product classification, requirements, test methods, inspection rules, marking, labeling, packing, transportation and storage of handbag and knapsack.
This standard is applicable to various handbags and knapsacks for daily life use. Handbags and knapsacks which have special purpose may adopt by reference.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated reference, only the dated editions are applicable to this standard. For undated references, the latest edition (including all amendments) is applicable to this standard.
GB/T 2912.1-1998 Textiles-Determination of Formaldehyde-Part 1: Free and Hydrolized Formaldehyde (Water Extraction Method)
GB/T 3920-1997 Textiles-Tests for Colour Fastness-Colour Fastness to Rubbing
GB/T 17592-2006 Textiles-Determination of the Banned Azo Colourants
GB 19340-2003 Adhesives for Footwear and Base and Bag
GB/T 19942 Leather and Fur-Chemical Tests-Determination of Banned Azo Colourants (GB/T 19942-2005, ISO/TS17234: 2003, MOD)
GB 20400 Leather and Fur-Limit of Harmful Matter
GB 21550-2008 The Restriction of Hazardous Materials in Polyvinyl Chloride Artificial Leather
QB/T 1586.1 Hardware Fitting of Case and Bag-Case-lock
QB/T 2002.1 Hardware Fitting of Leather-Technical Conditions of Electroplated Coating
QB/T 2002.2 Hardware Fitting of Leather-Technical Conditions of Surface Spray Coating
QB/T 2537 Leather-Tests for Colour Fastness-Colour Fastness to Cycles of to-and-fro Rubbing
QB/T 2922 Case and Bag-Test Method for Fall Down
QB/T 3826-1999 Corrosion-Resistant Testing Method of the Metal Deposits and Conversion Coatings for the Light Industrial Products-Neutral Salt Spraying Test (NSS)
3 Product Classification
3.1 Classification according to variety (surface material)
a) Leather handbags and knapsacks;
b) Artificial leather and synthetic leather handbags and knapsacks;
c) Reproduced leather handbags and knapsacks;
d) Fabrics shell fabric handbags and knapsacks;
e) Handbags and knapsacks adopting various materials as the shell fabric;
f) Handbags and knapsacks of other materials.
3.2 Classification according to type (structure)
a) Knapsacks with various shoulder straps;
b) Handbags with various handles;
c) Bags used both as handbags and knapsacks with various shoulder straps and handles.
4 Requirements
4.1 Materials and auxiliaries
Adopt in accordance with relevant product standards.
4.1.1 Harmful matter limit
Harmful matter limit of leather and reproduced leather shall meet the requirements of GB 20400 and those specified in Table 1; for polyvinyl chloride artificial leather material, harmful matter limit shall meet the requirements of GB 21550-2008; harmful matter limit of fabrics material shall meet the requirements specified in Table 1 and the limit of harmful substances of adhesives for bags and suitcases shall meet the requirements specified in Table 2.
Table 1 Harmful Matter Limit of Leather, Reproduced Leather and Fabrics Materials
Item Limit value
Dissoluble harmful aromatic amine dye/ (mg/kg) ≤30
Free formaldehyde /(mg/kg) ≤300
Note: The banned aromatic amine names are detailed in Appendix A of GB 20400. If the content of 4-aminobiphenyl and (or) 2-naphthyl amine exceeds 30mg/kg and there are no other evidences, the existing scientific knowledge can not judge whether banned azo colourants are used.
Table 2 Limit of Harmful Substances of Adhesives Used for Bags and Suitcases
Item Index
Benzene/(g/kg)≤ 5.0
Methylbenzene+dimethylbenzene /(g/kg)≤ 200
Free toluene diisocyanate a/(g/kg)≤ 10.0
Normal hexane /(g/kg)≤ 150
Dichloromethane Halohydrocarbon /(g/kg)≤ 50.0
1, 2-dichloroethane
1, 1, 2-trichloroethane
Trichloroethylene
Trichloroethylene
Total volatile organic compound/(g/L)≤ 750
a This item shall be tested for polyurethane adhesive.
4.1.2 Bag lock
It shall meet the requirements of QB/T 1586.1 or relevant product standards.
4.1.3 Hardware fitting
It shall meet the requirements of QB/T 2002.1 and QB/T 2002.2.
4.2 Specification
The product specification shall meet the design requirements, and the permissible deviation is ±5mm.
Note: The longest distance of appearance length of the product main body is the product specification.
4.3 Appearance quality
It shall meet the requirements specified in Table 3.
4.4 Marking
——The material name and marking coincide with materials used by product;
——According to the classification requirements of 3.1, a single product shall be marked when its used some category of surface layer material exceeds 20% of the total area of product used surface layer material;
——Above 90% surface material adopts top layer leather (except top layer of action leather), "genuine leather" is permissible to be marked;
——Action leather and leather split material shall be marked definitely with the type style of "action" and "splitting";
——For the materials made of multiple compositions, the matrix thickness of leather shall not be larger than 60% of total thickness and shall not be marked with "leather".
Table 3 Appearance Quality
No. Inspection item Requirements
High-class products Qualified products
1 Integral appearance The appearance is plump; the arc line is natural, paste is flat, angles are symmetrical; upright, clean and tidy The appearance is plump; the arc line is natural, paste is flat, angles are symmetrical; basically upright clean and tidy
2 Shell fabric Leather and reproduced leather Uniform in thickness, without cracked grain, crazing or decoloration phenomenon. The surface is flat; the front and rear surfaces are without breakage; visible impression and crease are not allowed to exist Uniform in thickness, without cracked grain, crazing or decoloration phenomenon. The surface is flat; the front and rear surfaces are without breakage; two rough spots are allowed to exist at the back surface and the bottom with area not larger than 9mm2. Two unobvious creases are allowed to exist
Artificial leather, synthetic leather Without impression, unevenness and pimple Without visible impression, unevenness and pimple
Fabric Without broken warp, broken weft; without skipped silk, skipped thread, impression, stain and defect The main position is without broken warp, broken weft, skipped silk, skipped thread, visible impression, stain and defect; two minor defects are allowed to exist at the minor position
3 Lining Flat, regular, clean and tidy; without broken surface, broken warp, broken weft, yarn jumping, cracking and edge disperse.
4 Suture Adopt suture suitable for the quality of shell fabric and lining fabric; the quality, color and lustre shall be appropriate to each position
5 Suture line The upper and lower threads are matched and the suture line is straight; the stitch lengths are consistent; the handbag and knapsack surfaces are not allowed to have empty stitches, missing stitches and skipping stitches. Suture line skewness is not allowed to exist The upper and lower threads are matched and the suture line is straight; the stitch lengths are consistent; the handbag and knapsack front surfaces and front covers are not allowed to have empty stitches, missing stitches and skipping stitches. Skewness of suture line with length exceeding 15mm is not allowed to exist. For a single product, the number of upper empty stitch, missing stitch and skipped stitch shall not exceed one; the number of empty stitch, missing stitch and skipped stitch shall not exceed two.
6 Zipper The suture is straight and even, the side distances are consistent, the opening and closing of zipper is smooth; without misalignment, off teeth and decoloration
7 Auxiliaries Bright; without rust, damage, missing plating and burr; pin hole, foaming, peeling, falling off and visible scratch are not allowed to exist Bright; without rust, damage, missing plating and burr; phenomena of peeling and falling off are not allowed to exist
8 Installation of auxiliaries Flat and firm
9 Guide samplea The product attached guide sample has identical material with the main body of handbags and knapsacks
a The guide sample refers to the sample block attached by products material k in order to indicate the main body material; products not attached with guide sample will not be subjected to inspection of this item.
4.5 Physical and mechanical properties
4.5.1 Specified weight bearing
It shall meet the requirements specified in Table 4.
4.5.2 Oscillation and impact property
Carry out oscillation and impact test under specified weight bearing condition, respectively inspect shoulder straps, handles and side straps; the oscillation and impact times are: 400 times for double shoulder straps and double handles; 250 times for single shoulder straps and single handle; 150 times for side straps. After the test, the bag body shall be free from cracking; each component shall be free from deformation, fracture, damage and split thread; various straps which take connecting action are not allowed to have above 30% deformation; fixed parts and connecting pieces shall be free from looseness; the bag lock shall be capable of being opened normally, the trick lock is free from phenomena of being stuck, skipping number, off hook, disordered number and password out of control.
Note: Double shoulder straps and double handles refer to the same components at correspondingly symmetrical position of products.
Foreword I
1 Scope
2 Normative References
3 Product Classification
4 Requirements
5 Test Method
6 Inspection Rules
7 Marking, Labeling, Packing, Transportation and Storage
Appendix A (Normative) Special Type Inspection
