GB/T 31702-2015 English PDF

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GB/T 31702-2015	70	Add to Cart	Auto, < 3 mins	Testing method for sharpness of attached components on textile products	Valid

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Basic data

Standard ID: GB/T 31702-2015 (GB/T31702-2015)
Description (Translated English): Testing method for sharpness of attached components on textile products
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W04
Classification of International Standard: 59.080.01
Word Count Estimation: 6,610
Date of Issue: 2015-05-26
Date of Implementation: 2015-05-26
Quoted Standard: GB/T 230.1; GB/T 3505
Regulation (derived from): National Standard Announcement 2015 No.16
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Standard specifies the edge and sharp tip of the test methods Determination Square woven products annex sharp. This Standard applies to the textile products in Annex metals, plastics and other materials.

GB/T 31702-2015: Testing method for sharpness of attached components on textile products

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Testing method for sharpness of attached components on textile products ICS 59.080.01 W04 National Standards of People's Republic of China Textiles Annex sharp Test Method Issued on. 2015-05-26 2015-05-26 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Textile Industry Association. This standard by the National Standardization Technical Committee Textile (SAC/TC209) centralized. This standard was drafted. Textile Industry Standardization Institute, Textile Industry Science and Technology Development Center. The main drafters of this standard. Xu Road, Sunxi Min, Zhang Hui, Fang Xijiang, Zheng Yuying. Textiles Annex sharp Test Method

1 Scope

This standard specifies the textile products in Annex sharp edges and sharp points of the Test Method. This standard applies to accessory textiles metal, plastic and other materials.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 230.1 metallic materials - Rockwell hardness test - Part 1. Test methods (A, B, C, D, E, F, G, H, K, N, T scale) GB/T 3505 Geometrical product specifications (GPS) Surface texture Profile method - Terms, definitions and surface texture parameters

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Annex attachedcomponents Connection, decoration, logo or other components from the effects on textile products, such as buttons, zippers and decorative sheet and the like. 3.2 Sharp edges sharpedge Annex edge cut may produce hazardous palpable. 3.3 Sharp tip sharppoint It may have stabbed harm palpable attachment tip. Principle 4 Sharp Edge Test method. the test strip should be affixed on the mandrel, at a certain load so accessible mandrel being tested along the edge of the rotation 360 °, measuring the length of the test strip to be cut. Sharp point test method. a sharp point tester accessible on the tip, examined under a certain load is tested whether the tip can be inserted The provisions of the sharp tester depth.

5 Equipment

5.1 sharp edge test device 5.1.1 The test apparatus shall comprise the following sections, Figure 1 shows an example of a device. a) steel mandrel. a mandrel diameter should be 9.35mm ± 0.12mm, the test surface should not have scratches, dents or burrs, according to GB/T 3505 The surface roughness Ra should not be greater than 0.40μm, when according to GB/T 230.1 Test, surface Rockwell hardness of not less than 40HRC. b) rotating the mandrel and the biasing device. the power plant should be 360 \u200b\u200b° rotation of the spindle in the process, at least 75% is 23mm/s ± ......

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