GB/T 20629.4-2021 English PDFUS$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 20629.4-2021: Non-cellulosic papers for electrical purposes - Part 4: Aramid fibre paper containing mica particles Status: Valid
Basic dataStandard ID: GB/T 20629.4-2021 (GB/T20629.4-2021)Description (Translated English): Non-cellulosic papers for electrical purposes - Part 4: Aramid fibre paper containing mica particles Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K15 Word Count Estimation: 10,145 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 20629.4-2021: Non-cellulosic papers for electrical purposes - Part 4: Aramid fibre paper containing mica particles---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. Non-cellulosic papers for electrical purposes -- Part 4: Aramid fibre paper containing mica particles ICS 29:035:99 CCSK15 National Standards of People's Republic of China Electrical non-cellulose paper Part 4: Aramid fiber paper containing mica particles (IEC 60819-3-4:2013, Non-celulosicpapersforelectricalpurposes- Published on 2021-12-31 2022-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration forewordThis document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" drafted: This document is part 4 of GB/T 20629 "Non-cellulose paper for electrical purposes": GB/T 20629 has released the following parts: --- Part 1: Definitions and general requirements; --- Part 2: Test methods; --- Part 3: Unfilled aramid fiber paper; --- Part 4: Polyaramid fiber paper containing mica particles: This document uses the redrafting method to modify and adopt IEC 60819-3-4:2013 "Non-cellulose paper for electrical purposes - Part 3: Individual material specification Fan Chapter 4: Polyaramid Fiber Paper Containing Less than 50% Mica Particles: The technical differences between this document and IEC 60819-3-4:2013 and their reasons are as follows: --- Modified the content of Chapter 1 "Scope"; --- Regarding normative reference documents, this document has made adjustments with technical differences to adapt to the technical conditions of our country and the circumstances of the adjustment: The situation is reflected in Chapter 2 "Normative References", and the specific adjustments are as follows: ● Replace IEC 60819-1 with GB/T 20629:1 which is equivalent to adopting international standards; ● Replacing IEC 60819-2:2001 with GB/T 20629:2-2013 which adopts the international standard; ● Added references to GB/T 450, GB/T 455 and GB/T 5019:2-2009; --- Added Chapter 3 "Terms and Definitions"; --- Added Chapter 4 "Classification and Nomenclature", and put the content of the relevant models in the Scope chapter in the international document into Chapter 4; ---In Table 1, the performance requirements for products with a thickness of 0:050mm are added; the performance requirements for products with a thickness of 0:150mm are deleted: The required value of the product performance related to the thickness specification has been adjusted; the text content "mica content", "heat resistance grade", "moisture content" Performance requirements such as “content”, “dielectric loss factor” and “relative permittivity” are listed in Table 1, and the dielectric loss factor is not greater than 0:10 Adjust it to no more than 0:15; adjust the relative permittivity of type 1 paper from 4:5±0:5 to 3:7±0:5; adjust the relative capacitance of type 2 paper rate from 3:0 ± 0:5 to 2:3 ± 0:5; changed "Edge Tear Resistance" to "Edge Tear Degree"; added "Tear Degree (Elmendo" "Fu Law)" performance requirements; --- Added Chapter 6 "Test Methods"; --- Added Chapter 7 "Inspection Rules"; --- Added Chapter 8 "Packaging, Marking, Transportation and Storage": The following editorial changes have been made to this document: --- Modify the file name to "Electrical Non-cellulose Paper Part 4: Polyaramid Fiber Paper Containing Mica Particles": Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Electrical Equipment Industry Association: This document is under the jurisdiction of the National Technical Committee for Standardization of Insulating Materials (SAC/TC51): This document is drafted by: Yantai Minstar Special Paper Co:, Ltd:, Guilin Saimeng Testing Technology Co:, Ltd:, Chaomeisi New Materials Co:, Ltd:, Ganzhou Longbang Material Technology Co:, Ltd:, Hubei Pingan Electrical Materials Co:, Ltd:, Nantong Rizhi Power Materials Co:, Ltd:, Taizhou Yuming New Materials Co:, Ltd:, Global Energy Internet Research Institute Co:, Ltd:, DuPont China Group Co:, Ltd: Shanghai Branch, Guilin Electrical Apparatus Research Institute Co:, Ltd:, Guangdong Shunde Dadiyuan New Materials Co:, Ltd:, Xi'an Kaijinzhe Testing Co:, Ltd:, Guangdong Yisheng Testing Co:, Ltd:, Shaanxi Runzheng Testing Technology Co:, Ltd:, Guangdong Chengxin Technology Co:, Ltd:, Guangdong Quanqing Testing Co:, Ltd:, Yiwu Yuantai Intelligent Technology Co:, Ltd:, Guangdong Yonghui Technology Co:, Ltd:, Guangdong Tehua Technology Co:, Ltd:, Guangdong Yidu Technology Co:, Ltd:, Xi'an Yuntuo Electric Ltd: The main drafters of this document: Sun Yanlei, Zhao Jie, Luo Chuanyong, Yu Longying, Zhang Lei, Chang Xiaobin, Li Jun, Li Xinhui, Zhou Shunkui, Zhu Yongming, Xing Guangliang, Zhang Xiaojing, Zhang Mengqiang, Yang Hua, Zhang Zhihuan, Xiang Xiaoyun, Deng Daicong, Huang Jianwei, Peng Yijun, Chen Shuangjie, Chen Ying, Zhang Yuanlin, Li Shouying, Zheng Haifeng:IntroductionThe electrical non-cellulose paper standard is widely used in the research and development, production, quality inspection, sales, acceptance and technical exchange of this series of products: formulate This standard mainly solves the problem of the lack of this product standard in my country and the urgent need to apply and improve the product standard system: This standard system can Guiding the industry to carry out the testing and quality evaluation of non-cellulose paper for electrical use can improve the quality and application reliability of such products: GB/T 20629 specifies the definition and general requirements, test methods, and product standards of individual materials for electrical non-cellulose paper: The column consists of four parts: --- Part 1: Definitions and general requirements: The purpose is to determine the definition, general requirements and supply conditions of non-cellulose paper for electrical use: --- Part 2: Test methods: The purpose is to determine a test method for electrical non-cellulose paper: --- Part 3: Unfilled aramid fiber paper: The purpose is to determine the classification, requirements, test methods of unfilled aramid fiber paper laws, inspection rules, packaging, marking, transportation and storage: --- Part 4: Polyaramid fiber paper containing mica particles: The purpose is to determine the classification of aramid fiber paper containing mica particles With nomenclature, requirements and test methods, inspection rules, packaging, marking, transportation and storage: Electrical non-cellulose paper Part 4: Aramid fiber paper containing mica particles1 ScopeThis document specifies the classification and nomenclature, requirements and test methods, inspection rules, packaging and packaging, marking, transport and storage: This document applies to aramid fiber paper containing mica particles of not more than 50% for electrical purposes:2 Normative referencesThe contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document: GB/T 450 Paper and cardboard sample collection and measurement of longitudinal, transverse, front and back sides of the sample (GB/T 450-2008, ISO 186: 2002, MOD) GB/T 455 Determination of tear strength of paper and board (GB/T 455-2002, ISO 1974:1990, EQV) GB/T 5019:2-2009 Mica-based insulating materials - Part 2: Test methods (IEC 60371-2:2004, MOD) GB/T 20629:1 Non-cellulose paper for electrical purposes - Part 1: Definitions and general requirements (GB/T 20629:1-2006, IEC 60819- 1:1995, IDT) GB/T 20629:2-2013 Non-cellulose paper for electrical purposes - Part 2: Test methods (IEC 60819-2:2001, MOD)3 Terms and DefinitionsThere are no terms and definitions that need to be defined in this document:4 Classification and namingThe polyaramid fiber paper containing mica particles for electrical use is divided into the following two types: ---Type 1: Calendered aramid fiber paper containing mica particles; ---Type 2: Non-calendered aramid fiber paper containing mica particles:5 RequirementsIn addition to meeting the general requirements of GB/T 20629:1, the polyaramid fiber paper containing mica particles for electrical use should also meet the requirements in Table 1: The specific performance requirements of the corresponding model: When assessing whether it meets the requirements of Table 1, the sampling method used shall be in accordance with the provisions of GB/T 450: try The number of samples complies with GB/T 455 and GB/T 20629:2-2013 respectively: ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 20629.4-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 20629.4-2021_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 20629.4-2021_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 20629.4-2021_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+ countriesQuestion 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. |
