GB 21147-2007 English PDF
Basic dataStandard ID: GB 21147-2007 (GB21147-2007)Description (Translated English): Personal protective equipment -- Protective footwear Sector / Industry: National Standard Classification of Chinese Standard: C73 Classification of International Standard: 13.340.50 Word Count Estimation: 30,349 Date of Issue: 2007-11-01 Date of Implementation: 2008-06-01 Quoted Standard: GB/T 20991-2007 Adopted Standard: ISO 20436-2004, MOD Regulation (derived from): China Announcement of Newly Approved National Standards No. 12 of 2007 (No. 112 overall) 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 Chinese standard relates to Protective footwear provides terms and definitions, classifications, basic requirements and additional requirements, labeling and information provided. Applicable to protect the wearer from the work area hazards foot leg protective footwear. Does not apply in the inner sole and the insole or without inner sole with removable insoles but protective footwear. GB 21147-2007: Personal protective equipment -- Protective footwear---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.Personal protective equipment. Protective footwear ICS 13.340.50 C73 National Standards of People's Republic of China Personal Protective Equipment Protective footwear (ISO 20346.2004, MOD) Posted 2007-11-01 2008-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Table of ContentsIntroduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Category 5 Basic requirements for protective footwear 5 5 Additional requirements for protective footwear 12 6 7 logo 17 8 provides information 17 Appendix A (normative) Non-metallic protection header after temperature impact resistance and chemical treatments Determination 20 Appendix B (normative) Non-metallic puncture-proof pad after measuring the temperature and chemical treatments puncture resistance of 23 References 25ForewordThis standard 5.3.1.2,5.3.2,5.3.3,5.4.3,5.4.4,5.4.5,5.5.1,5.5 .2,5.8.1,5.8.2,5.8.3,5.8.4, 5.8.5,5.8.6,5.8.7 are mandatory; additional requirements if there are additional requirements apply protective footwear, the Chapter 6 of the applicable terms Mandatory; the rest are recommended. This revised standard adopts ISO 20346.2004 "Personal protective equipment Protective Footwear" (in English). This standard is based on ISO 20346. 2004 redrafted. This standard and ISO 20346.2004 compared, there is a difference. --- International standard format and presentation of our country into a standard format and presentation, according to Chinese customs were editorial changes have These technical terms and definitions by professional idiom has been modified. --- Remove the EN ISO foreword and preface. --- In the range, increasing the provision of the Content, and does not apply the scope. --- International standard referenced in ISO 20344.2004, this standard was changed to GB/T 20991-2007. --- Where ISO 20346.2004 text related to foreign shoe, this international standard are converted to the corresponding shoe, referred to as the shoe. --- The 3.11 "safetytoecap" to "protectivetoecap", as the Chinese term "protective shoes Baotou protection." --- 3.14 conductive footwear in the definition of the "resistance value is within the range of 0Ω ~ 100kΩ" with "resistance is less than 100kΩ". --- 3.15 in the definition of anti-static shoes, the "resistance value is 100kΩ or more" to "resistance value is greater than or equal to 100kΩ ". --- Remove the International Standard terminology 3.18. --- 5.3.2.5.2 and 6.2.1.5.2, the international standard reference EN12568.1998 content directly included in the standard, and to This increases the table 7, Annex A and Annex B. --- 5.7.4.1 will be "damaged friction material should not be more severe than similar standard samples described in the" to "there should be no serious wear and tear." --- 6.2.2.1, the words "shall not be greater than the resistance value of 100kΩ" to "resistance value should be less than 100kΩ". --- 6.2.2.2, the "resistance value should be greater than 100kΩ" to "resistance value should be greater than or equal to 100kΩ". --- 6.2.3.1 in before "on the inner bottom surface temperature rise" to increase the "30min after." --- Remove the International Standard 7b). --- Remove the International Standard 8.1b). --- 8.2.1, the words "on 100kΩ resistor limits" with "resistance is less than 100kΩ." --- 8.2.3, the c) the "resistance" to "electrical properties", deleted d) of sub-item 2), the sub-item 1) cancel the serial number, become d) of Direct content. --- According to the standard of preparation increases the reference content. This standard Annex A, Annex B normative appendix. This standard was proposed by the State Administration of Work Safety. This standard by the National Standardization Technical Committee on Personal Protective Equipment (CSBTS/T C112) centralized. This standard was drafted. Quartermaster Equipment Institute of General Logistics Department, China Steel Group, Wuhan Research Institute of safety and environmental protection, science and technology Guangzhou Vocational An Jianan Full Ltd., Wuhan North Lake metallwarenfabrik. The main drafters. Zhang Hua, Cheng Jun, high beam incite, She Kai Yuan, Wang L, Zhang Yuanhu, right Fumiko, Liu huge source, Li Kunyue. Personal Protective Equipment Protective footwear1 ScopeThis standard specifies the terms and definitions protective footwear, classification, basic requirements and additional requirements, labeling and information provided. This standard applies to protect the wearer from the leg foot work area hazards protective footwear. This standard does not apply to no insole and insole or no insole insole but with removable protective footwear.2 Normative referencesThe following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 20991-2007 Personal protective equipment footwear testing methods (ISO 20344.2004, MOD)3 Terms and DefinitionsThe following terms and definitions apply to this standard. NOTE. shoe components illustrated in Figures 1 to 3. 3.1 Protective shoes feature, used to protect the wearer from harm caused by accidents, fitted with a protective header, to provide at least 100J Shock protection and the protection of at least 10kN pressure resistance to pressure test the energy testing. 3.2 Leather 3.2.1 Tanned does not decay, the preservation of all the leather grain layer. 3.2.2 Tanned does not decay, modified by mechanical polishing leather grain structure. 3.2.3 Tanned does not decay, the first layer or intermediate cut through a thick layer of leather leather obtained. 3.3 The standard refers to the vulcanized rubber. 3.4 Such as polyurethane or polyethylene (vinyl chloride). 3.5 Sole, shoe-making process is generally non-moving parts of the shoe for the connection constitution. 3.6 For covering part or all of the inner sole of the shoe or fixed member movable. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 21147-2007_English be delivered?Answer: Upon your order, we will start to translate GB 21147-2007_English as soon as possible, and keep you informed of the progress. 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