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QB/T 2955-2008Casual shoes (English PDF)

休闲鞋

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Issued by

National Development and Reform Commission of the People's Republic of China

Level / Type

National · Recommended

Issue date

March 12, 2008

Implementation date

September 1, 2008

Scope

QB/T 2955-2008 is the English-translated version of 休闲鞋.

QB/T 2955-2008 - This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection rules and marking, packing, transport and storage of casual shoes manufactured by different processes.

This standard is applicable to general casual shoes whose upper is made of natural leather, artificial leather, synthetic leather, textiles and multiple materials. This standard is not applicable to casual shoes for children.

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Document preview — QB/T 2955-2008

National Standard of the People's Republic of China

ICS
61.060

Issued by: National Development and Reform Commission of the People's Republic of China

Contents

  • 1 Scope...5
  • 2 Normative References...5
  • 3 Terms and Definitions...6
  • 4 Classification...6
  • 5 Technical Requirements...6
  • 6 Test Methods...9
  • 7 Inspection Rules...11
  • 8 Marking, Packing, Transport and Storage...13

Foreword

Appendix A of this standard is normative; and Appendix B is informative.

This standard was proposed by China National Light Industry Council.

This standard shall be under the jurisdiction of National Technical Committee on Footwear of

Standardization Administration of China.

Responsible drafting organizations of this standard. Shishi Fulin Shoes Co., Ltd., and China

Leather & Footwear Industry Research Institute.

Participating drafting organizations of this standard. Fujian Shisi Fusheng Shoes Co., Ltd.

Chief drafting staffs of this standard. Lin Heping, Wang Wenbin, Qi Xiaoxia, Zhang Weijuan,

and Zhang Xiaoqi.

This standard is issued for the first-time.

Introduction

Along with the change of manufacturing technology, market demand and lifestyle as well as

the improvement of life quality, casual shoes have been popular in daily activities. However,

in the current footwear standards, there is no standard for casual shoes. Therefore, standard

for casual shoes is in urgent need to provide consumers with more suitable shoes in daily life.

Additionally, some of the materials and various chemicals are added in shoemaking process.

Some of these materials are limit substances. Therefore, foot health should not only be

emphasized on the shoes' physical performance, but also on the effects of the materials

exerting on foot and even body health. Therefore, this standard raises technical requirements

on the aspect of limited substances of casual shoes. This also reflects the integration of our

nation's shoemaking with international shoemaking.

Table of Contents

1 Scope... 5

2 Normative References... 5

3 Terms and Definitions... 6

4 Classification... 6

5 Technical Requirements... 6

6 Test Methods... 9

7 Inspection Rules... 11

8 Marking, Packing, Transport and Storage... 13

Appendix A (Informative) List of Carcinogenic Aromatic Amines that are not Allowed to

be Resolved from Dyes under Reducing Condition... 14

Appendix B (Informative) Quality Judgment of Casual Shoes after Selling... 15

Bibliography... 17

Casual Shoes

1 Scope

This standard specifies the terms and definitions, classification, technical requirements, test

methods, inspection rules and marking, packing, transport and storage of casual shoes

manufactured by different processes.

This standard is applicable to general casual shoes whose upper is made of natural leather,

artificial leather, synthetic leather, textiles and multiple materials.

This standard is not applicable to casual shoes for children.

2 Normative References

The following normative documents contain provisions which, through reference in this text,

constitute provisions of this standard. For dated reference, subsequent modification to

(excluding amending errors), or revisions of, any of these publications do not apply. However,

all parties coming to an agreement according to this standard are encouraged to study whether

the latest edition of these documents is applicable. For undated references, the latest edition of

the normative documents referred to applies.

GB 251-1995 Gray Scale for Assessing Staining(GB 251-1995, ISO 105/A03-1993,

IDT)

GB/T 532-1997 Rubber, Vulcanized or Thermoplastic-determination of Adhesion to

Textile Fabric(ISO 36.1993, IDT)

GB/T 2912.1 Textiles-Determination of Formaldehyde - Part 1.Free and Hydrolized

Formaldehyde (Water Extraction Method)

GB/T 3293 Chinese Shoe Sizing and Last Systems

GB/T 3293.1 Shoe Sizes (GB/T 3293.1-1998, ISO 9407.199l, IDT)

GB/T 3903.1-1994 General Test Method for Footwear - Test Method of Flexing

Resistance

GB/T 3903.2-1994 General Test Method for Footwear - Test Method of Abrasion

Resistance

GB/T 3903.3-1994 General Test Method for Footwear - Test Method of Peeling

Strength

GB/T 3903.5-1995 General Test Method for Footwear - Test Method of Appearance

GB/T 17592-2006 Textiles - Determination of the Banned Azo Colourants

GB/T 19941-2005 Leather and Fur - Chemical Tests - Determination of Formaldehyde

Content (ISO/TS 17226.2003, Leather – Chemical tests - Determination of Formadehyde

Content in Leather, MOD)

GB/T 19942-2005 Leather and Fur - Chemical Tests - Determination of Banned Azo

Colourants (ISO/TS 17234.2003, Leather - Chemical Tests - Determination of Certain

Azo Colorlrants in Dyed Leather, MOD)

QB/T 1472-1992 Fibreboard - Flexing Index

QB/T 2224 Technical Conditions on Flexibility at Low Temperature of Upper Materials

QB/T 2673 Footwear - Specification of Marking

QB/T 2882-2007 Footwear - Test Methods for Uppers Linings and Insocks - Colour

Fastness to Rubbing

IUC-18 Determination of Hexavalent Chromium Level in Leather

EN 14602-2004 Footwear - Test Methods for the Assessment of Ecological Criteria

3 Terms and Definitions

The following terms and definitions are applicable to this standard.

3.1

Casual shoes

The footwear suitable for wearing in informal occasions or recreation activities.

4 Classification

It is divided into male and female types according to using objects.

It is divided into natural leather, artificial leather, synthetic leather, textiles and multiple

materials shoes according to the upper materials.

5 Technical Requirements

5.1 General requirements

5.1.1 The shoe sizes shall meet the requirements of GB/T 3293.1.

Limited substances shall be in accordance with those specified in Table 3.

Table 3 Requirements of Limited Substance

No. Item Index

1 Decomposable aromatic amine dyes (textiles) a <=5mg/kg

2 Decomposable aromatic amine dyes (natural leather, artificial leather

and synthetic leather) a

<=30mg/kg

3 Content of free formaldehyde or

partial hydrolysis formaldehyde

Leather part <=150mg/kg

Textile part <=75mg/kg

a See Appendix A for the carcinogenic aromatic amines that are not allowed to be resolved from dyes under reducing

condition.

5.5 Other

Casual shoes shall be free from the defects which affect wearing.

5.6 After-sales Quality judgment of casual shoes

After-sales quality judgment of casual shoes is shown in Appendix B.

6 Test Methods

6.1 Sensory quality

Sensory quality is inspected according to GB/T 3903.5-1995.

6.2 Flexing resistance of outsole

Flexing resistance of outsole is inspected according to GB/T 3903.1-1994.

6.3 Abrasion resistance of outsole

Abrasion resistance of outsole is inspected according to GB/T 3903.2-1994.

6.4 Peeling strength of upper-sole

Peeling strength of upper-sole is inspected according to GB/T 3903.3-1994.

6.5 Pull off strength of upper

6.5.1 Specimen. transversely cut two 10mm-wide strips from inside and outside of front

upper (together with the sole) respectively.

6.5.2 Test equipment. tension tester. 3% in accuracy, 250N measurement range.
6.5.3 Ambient temperature. (23±2)°C.
6.5.4 Tensile speed. (25±2) mm/min.
6.5.5 Clamp both ends of the specimen in the upper and lower holders. The binding portion

of upper and sole is suspended.

6.5.6 When the binding portion of upper and sole is pulled to open, the maximum force is

the pull off force of the upper.

6.5.7 The pull off strength of the upper is calculated according to Formula (1).

F sigma (1)

Where,

sigma - the pull off strength of the upper, N/cm;

F - the pull off force of the upper, N;

B - the width of the specimen strip, cm.

6.5.8 The arithmetic mean of the pull off strength of the upper of two specimens is taken as

the test result.

6.6 Adhesion of outsole and outer mid-sole

Adhesion of outsole and outer mid-sole is inspected according to GB/T 532-1997.

6.7 Flex resistance in low temperature of upper material

Flex resistance in low temperature of upper material shall be in accordance with QB/T 2224.

When it is unable to sample, the same batch of material shall be adopted for the test.

6.8 Friction color fastness of lining and inner-pad

Friction color fastness of lining and inner-pad shall be inspected according to QB/T

2882-2007.When it is unable to sample, the same batch of material shall be adopted for the

test. The staining degree shall be evaluated according to GB 251-1995.

6.9 Decomposable aromatic amine dyes (textiles)

Inspection of decomposable aromatic amine dyes (textiles) content. the sample shall be

prepared according to EN 14602-2004, and inspected according to GB/T 17952-2006; the

detection limit is 5 mg/kg.

6.10 Decomposable aromatic amine dyes (leather)

Inspection of decomposable aromatic amine dyes (leather)...

......

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.

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