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GB/T 12703.5-2020 English PDF

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Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12703.5-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 12703.5-2020: Textiles. Test methods for electrostatic propensity - Part 5: Test method using rotary mechanical friction
Status: Valid

GB/T 12703.5: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 12703.5-2020	279	Add to Cart	3 days	Textiles. Test methods for electrostatic propensity - Part 5: Test method using rotary mechanical friction	Valid
GB/T 12703.5-2010	239	Add to Cart	3 days	Textile -- Evaluation for electrostatic properties -- Part 5: Frictional voltage	Obsolete

Similar standards

GB/T 12705.1 GB/T 12705.2 GB/T 12490 GB/T 12703.2 GB/T 12703.1 GB/T 12703.8

Basic data

Standard ID: GB/T 12703.5-2020 (GB/T12703.5-2020)
Description (Translated English): Textiles. Test methods for electrostatic propensity - Part 5: Test method using rotary mechanical friction
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W04
Classification of International Standard: 59.080.01
Word Count Estimation: 15,163
Date of Issue: 2020-12-14
Date of Implementation: 2021-07-01
Older Standard (superseded by this standard): GB/T 12703.5-2010
Quoted Standard: GB/T 3820; GB/T 7568.1; GB/T 7568.2; GB/T 8629-2017; GB/T 19981.2; GB/T 19981.3
Adopted Standard: ISO 18080-2-2015, MOD
Regulation (derived from): National Standard Announcement No. 28 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
Summary: This standard specifies the method for measuring the frictional charging voltage of fabrics using the rotating mechanical friction method. This standard applies to fabrics of various compositions and structures that can withstand frictional charging operations. This standard does not apply to the evaluation of clothing and clothing materials related to personal safety and protection of electrostatic discharge sensitive devices.

GB/T 12703.5-2020: Textiles. Test methods for electrostatic propensity - Part 5: Test method using rotary mechanical friction

---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.
(Textiles-Test methods for electrostatic properties-Part 5: Rotating machinery friction method) ICS 59:080:01 CCSW04 National Standards of People's Republic of China Replace GB/T 12703:5-2010 Textile electrostatic performance test method Part 5: Rotating Machinery Friction Method (ISO 18080-2:2015,Textiles-Testmethodsforevaluatingtheelectrostatic friction,MOD) Released on 2020-12-14 Implemented on 2021-07-01 State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This document is in accordance with the provisions of GB/T 1:1-2020 Standardization Guidelines Part 1: Structure and Drafting Rules of Standardization Documents Drafting: This document is part 5 of GB/T 12703 "Test Methods for Electrostatic Properties of Textiles": GB/T 12703 has released the following section: ---Part 1: Corona charging method; ---Part 2: Manual friction method; ---Part 3: The amount of charge; ---Part 4: Resistivity; ---Part 5: Rotating machinery friction method; ---Part 6: Fiber leakage resistance; ---Part 7: Dynamic static voltage; ---Part 8: Horizontal mechanical friction method: This document replaces GB/T 12703:5-2010 "Evaluation of electrostatic properties of textiles Part 5: Frictional electrification voltage", and Compared with GB/T 12703:5-2010, in addition to structural adjustments and editorial changes, the main technical changes are as follows: ---Modified the scope (see Chapter 1, Chapter 1 of the:2010 edition); ---The relative humidity of the atmosphere for humidity control and testing is modified to (40±4)%, and the wind speed requirement is deleted (see Chapter 5,:2010 edition Chapter 6); ---Improved the regulations on test equipment (see 6:1, Chapter 5 of the:2010 edition); ---Modified the type of friction cloth to wool and cotton standard lining fabric (see 6:4, 8:4 in:2010 edition); ---Modified the sample washing procedure, drying conditions (see 7:2:2,:2010 edition 7:1) and pre-bake temperature (see 7:3,:2010 edition 7:2); ---Added provisions for measuring sample thickness (see 8:1) and adjusting the height of the friction cloth clamp (see 8:3); ---Modified the sample size, the number of parallel samples and the number of samples during the test (see 9:1, 7:2 of the:2010 edition); --- Deleted the technical requirements for frictional electrification voltage (see Chapter 10 of the:2010 edition); ---Appendix A and Appendix B have been added: This document uses the redrafting method to revise and adopt ISO 18080-2:2015 "Test Methods for the Evaluation of Textile Electrostatic Properties Part 2" Sub: Rotating Machinery Friction Law: The structural differences between this document and ISO 18080-2:2015 are as follows: --- Amend "6:2 Drum" to the items listed in 6:1, and then the article numbers will be extended in turn; --- 9:9 has been added to make it clear that the remaining samples are tested: The technical differences between this document and ISO 18080-2:2015 are as follows: ---Regarding normative reference documents, this document has made adjustments with technical differences to adapt to my country's technical conditions and adjustments It is concentratedly reflected in Chapter 2 "Normative Reference Documents", and the specific adjustments are as follows: ● Replace ISO 5084 with GB/T 3820, which is equivalent to the international standard (see 8:1); ● Replace ISO 105-F01 (see 6:4) with GB/T 7568:1 modified to adopt international standards; ● Replace ISO 105-F02 with GB/T 7568:2 (see 6:4); ● Replace ISO 6330:2012 (see 7:2:2) with GB/T 8629-2017 modified to adopt international standards; ● Replace ISO 3175-2 (see 7:2:3) with GB/T 19981:2 modified to adopt international standards; ● Replace ISO 3175-3 (see 7:2:3) with GB/T 19981:3, which is equivalent to the international standard: --- Modify the 7:3 sample humidity control time to humidity to balance to increase the applicability of the standard: This document has made the following editorial changes: --- Amend the standard name to "Textile Electrostatic Performance Test Method Part 5: Rotating Machinery Friction Law"; ---Change the second paragraph in the scope of Chapter 1 of the ISO document to the content of the note; --- Modify ISO 139 in the note of Chapter 5 to GB/T 6529; --- 7:2:2 clarified the type of washing machine and detergent type regulations; ---9:1 specifies the requirements for the test surface of the sample; ---9:8 stipulates that the test results are retained to an integer; ---The instrument model of B:3 in Appendix B has been deleted: Please note that certain contents of this document may involve patents: The issuing agency of this document is not responsible for identifying patents: This document was proposed by China National Textile and Apparel Council: This document is under the jurisdiction of the National Textile Standardization Technical Committee (SAC/TC209): Drafting organizations of this document: China Textile Standard Inspection and Certification Co:, Ltd:, Suzhou Tianhua Super Clean Technology Co:, Ltd:, Xiamen Donglun Co:, Ltd: Co:, Ltd:, Zhejiang Yilei Wool Textile Co:, Ltd:, Zhengzhou Yuli New Material Technology Co:, Ltd:, Zhejiang Shengfa Textile Printing and Dyeing Co:, Ltd:, Beijing Jiershuang High-Tech Co:, Ltd:, Jinjiang China Textile Standard Testing Co:, Ltd:, Military Energy Quality Supervision Station Jinan Quality Supervision Station, Zhejiang Youquan Nursing Products Technology Co:, Ltd:, Wenzhou Fangyuan Instrument Co:, Ltd:, Ningbo Customs Technology Center, Shandong Zhongzhi Technology Institute of Standardization Limited company: The main drafters of this document: Zheng Hongxia, Ren Hening, Fu Danhua, Zhang Shuo, Liu Jinhui, Zhou Shouquan, Liu Gengxin, Cheng Jian, Xu Fanshu, Wang Xun, Shang Chengjie, Cai Zhibin, Tang Xiaomeng, Hou Tao, Yang Jun, Cao Linchun, Li Minggang, Chen Jiasheng: The previous versions of this document and the documents replaced are as follows: ---First published as GB/T 12703:5-1991 in:1991, and first revised as GB/T 12703:5-2010 in:2010; ---This is the second revision:

Introduction

In addition to the electrostatic safety hazards and the damage and interference to sensitive electronic equipment and systems that have been included in other documents, the static electricity of clothing will also Cause problems such as adhesion, uncomfortable electric shock, adsorption of dust and other pollutants in the air: In some fast-developing industries related to precision technology, biotechnology, food, hygiene, etc:, clothing is required to block air dust At the same time, the wearer usually hopes that the clothing will not stick to the skin or produce uncomfortable electric shocks: Many national and international standards, including ISO and IEC , have standards for electrostatic performance evaluation, which are used to guide clothing design: To avoid problems caused by static electricity: However, the relationship between the measured electrostatic performance and the end-use performance is more complicated and may require Use different methods for testing according to the actual situation of the application: This document is one of the testing methods for the electrostatic properties of textiles: This document does not give clear performance requirements, only given in Appendix A As a reference for the result evaluation, the performance evaluation table is based on the prevention of adhesion, electrostatic discharge discomfort and adsorption of particulate pollutants in the industry: It is set based on relevant experience for reference only: It is recommended that users of this document check their applicability according to their own application: Appendix B gives Compare the test result data: This test method simulates the process of generating static electricity when the clothing is worn: The standard friction cloth and test conditions are based on long-term experience Selected: Textile electrostatic performance test method Part 5: Rotating Machinery Friction Method

1 Scope

This document specifies the method for determining the frictional charging voltage of fabrics using the rotating mechanical friction method: This document applies to fabrics of various compositions and structures that can withstand frictional charging operations: This document is not applicable to the evaluation of clothing and clothing materials related to personal safety and protection of electrostatic discharge sensitive devices: Note: Some fabrics, such as low-strength or loose structure fabrics, may not be able to withstand the mechanical friction in this test method, or may produce erroneous results, in this case In this case, the method specified in GB/T 12703:1 can be used for testing:

2 Normative references

The contents of the following documents constitute indispensable clauses of this document through normative references in the text: Among them, dated quotations Only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document: GB/T 3820 Determination of the thickness of textiles and textile products (GB/T 3820-1997, ISO 5084:1996, IDT) GB/T 7568:1 Textile color fastness test wool standard lining fabric specifications (GB/T 7568:1-2002, ISO 105-F01: 2001, MOD) GB/T 7568:2 Textile Color Fastness Test Standard Laminated Fabric Part 2: Cotton and Viscose Fiber GB/T 8629-2017 Domestic washing and drying procedures for textile testing (ISO 6330:2012, MOD) GB/T 19981:2 Professional maintenance, dry cleaning and wet cleaning of textile fabrics and garments Part 2: Dry cleaning and finishing using perchloroethylene Procedure for performance test during ironing (GB/T 19981:2-2014, ISO 3175-2:2010, MOD) GB/T 19981:3 Professional maintenance, dry cleaning and wet cleaning of textile fabrics and garments Part 3: Dry cleaning and wet cleaning using hydrocarbon solvents Procedure for performance test during ironing (GB/T 19981:3-2009, ISO 3175-3:2003, IDT)

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Antistatic The material has the ability to reduce the tendency to obtain electrostatic charge or to make the electrostatic charge quickly dissipate: 3:2 Friction-chargedelectrostaticpotential The voltage generated by friction between one material and another or the same material: 3:3 Conductive It has sufficiently high conductivity that the potential difference of any part of the material or object is not enough to have a practical effect: Note: In general, the resistance of conductive materials is lower than 105Ω, but different standards may have different definitions of the resistance range of conductive materials: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 12703.5-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 12703.5-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 12703.5-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 12703.5-2020_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 12703.5-2020?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12703.5-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.