GB/T 13397-2024 English PDFUS$349.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 13397-2024: Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method Status: Valid GB/T 13397: Historical versions
Basic dataStandard ID: GB/T 13397-2024 (GB/T13397-2024)Description (Translated English): Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K14 Classification of International Standard: 29.120.99 Word Count Estimation: 17,153 Date of Issue: 2024-10-26 Date of Implementation: 2025-05-01 Older Standard (superseded by this standard): GB/T 13397-2008 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 13397-2024: Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT13397-2024 Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method Silver metal oxide electrical contacts by alloy internal oxidation method Technical Specifications Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method ICS 29.120.99 CCS K 14 National Standard of the People's Republic of China Replaces GB/T 13397-2008 Released on October 26, 2024 Implementation on May 1, 2025 State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface Ⅲ 1 Scope... 1 2 Normative references... 1 3 Terms and Definitions 1 4 Requirements... 1 4.1 Appearance 1 4.2 Dimensional tolerances and markings 1 4.3 Chemical composition... 2 4.4 Physical and Mechanical Properties 3 4.5 Metallographic Structure... 4 5 Detection methods... 5 5.1 Appearance 5 5.2 Dimensions... 5 5.3 Chemical composition... 5 5.4 Physical and Mechanical Properties 5 5.5 Metallographic Structure 5 6 Inspection Rules... 5 6.1 Batch Rules 5 6.2 Factory regulations 5 6.3 Inspection Items and Sequence 5 6.4 Sampling plan and judgment rules 6 7 Marking, packaging, storage and transportation... 6 7.1 Logo 6 7.2 Packaging 7 7.3 Transportation 7 7.4 Storage 7 7.5 Special Notes... 7 Appendix A (Informative) Determination of copper content in silver copper oxide... 8 A.1 Principle 8 A.2 Reagents 8 A.3 Preparation and calibration of sodium thiosulfate standard solution 8 A.4 Analytical methods 9 Appendix B (Normative) Normal Inspection Second Sampling Plan... 10 Preface This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 13397-2008 "Technical Specifications for Silver Metal Oxide Electrical Contacts by Internal Oxidation of Alloys" and is in compliance with GB/T 13397-2008. In addition to structural adjustments and editorial changes, the main technical changes are as follows. Deleted some terms and definitions (see 3.1 to 3.4 of the.2008 edition); a) The burr height index of the appearance has been changed (see 4.1, 4.1 of the.2008 edition); b) Added technical indicators of pre-oxidation silver metal oxide electrical contacts (see Table 1 and Table 2); c) Added technical indicators of internal oxidation method silver cadmium oxide (17), silver cadmium oxide (20), silver zinc oxide (12) (see Table 1, Table 2); d) Deleted other requirements for metallographic structure (see 4.6 of the.2008 edition); e) The metallographic structure test method has been changed (see 5.5, 5.5 of the.2008 edition); f) The sampling plan and determination rules for hardness and metallographic structure have been changed (see 6.4.4, Table 4, and 6.4.4, Table 3 of the.2008 edition); g) The sampling plan and determination rules for chemical composition, density and resistivity have been modified (see 6.4.3, Table 3, 6.4.3 of the.2008 edition); h) Added special instructions on labeling, packaging, transportation and storage (see 7.5); i) The method for determining the copper content in silver copper oxide has been changed (see Appendix A, Appendix B of the.2008 edition). j) Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed by the China Electrical Equipment Industry Association. This document is under the jurisdiction of the National Technical Committee for Standardization of Electrical Alloys (SAC/TC 228). This document was drafted by. Zhejiang Fuda Alloy Material Technology Co., Ltd., Nanning Branch of China Southern Power Grid Ultra-High Voltage Transmission Company, Hebei Engineering University of Science and Technology, Xiamen Jinbo Precious Metal Products Co., Ltd., Mingguang Sanyou Electric Power Technology Co., Ltd., Guilin Jinge Electrical and Electronic Materials Technology Co., Ltd. Company, Henan Kefeng New Materials Co., Ltd., Guilin Electric Science Research Institute Co., Ltd., Zhejiang Songfa Composite New Materials Co., Ltd., Wenzhou Juxing Technology Co., Ltd., Ningbo Hanbo Precious Metal Alloy Co., Ltd., Ningbo Electrical Alloy Materials Co., Ltd., State Grid Smart Grid Research Institute Research Institute Co., Ltd., Wenzhou Hongfeng Electrical Alloy Co., Ltd., Guiyan Zhongxi (Shanghai) New Materials Technology Co., Ltd., Zhejiang Zhixin New Materials Co., Ltd., Suzhou Sealf New Materials Co., Ltd., Foshan Jiazhirun Electric Co., Ltd., Shaanxi Sirui New Materials Co., Ltd., Zhejiang University Wenzhou Research Institute, Anhui Xinrui New Materials Co., Ltd., Tianshui Xidian Great Wall Alloy Co., Ltd., Wujiang City Dongfeng Electrical Equipment Co., Ltd., Jiyuan Yujin Target Material Technology Co., Ltd., Shaanxi Baoguang Vacuum Electric Co., Ltd., Foshan Yinxingui Metal Materials Co., Ltd., Zhejiang Huzhou Xinjingchang Electronics Co., Ltd., Ruyang Ruijin Electronic Technology Co., Ltd., Wenzhou Yinyu Alloy Co., Ltd. Company, Ruian Wantong Mechanical and Electrical Manufacturing Co., Ltd. The main drafters of this document are. Wan Dai, Chen Jisheng, Wang Jingqin, Wang Jinlong, Liu Dayi, Feng Pengfei, Zhang Guoshun, Cui Defeng, Zhao Chengwei, Huang Guanglin, Shi Jianhua, Zhang Shunle, Ding Yi, Mu Chengfa, Chen Wenxiao, Lou Chizheng, Yang Yucai, Liu Jiansheng, Wang Xiaojun, Shen Tao, Zhang Xiaohui, Shao Lianxiong, Jin Hualin, Sun Hao, Wang Wenjing, Lin Hui, Qiu Yingen, Yang Baojun, Zheng Caiwei, Yan Haolei, Bai Xiaoping, Chen Guang, and Huang Lanxia. The previous versions of this document and the documents it replaces are as follows. First published in.1992 as GB 13397-1992; The first revision was in.2008 as GB/T 13397-2008; This is the second revision. Silver metal oxide electrical contacts by alloy internal oxidation method Technical Specifications1 ScopeThis document specifies the alloy internal oxidation process (including internal oxidation process and pre-oxidation process) manufactured by silver cadmium oxide, silver zinc oxide, silver oxide Requirements, inspection rules, marking, packaging, transportation and storage of copper and other silver metal oxide sheet electrical contacts (hereinafter referred to as "electrical contacts") The corresponding detection method is described. This document is applicable to silver metal oxide sheet electrical contacts such as silver cadmium oxide, silver zinc oxide, silver copper oxide, etc. manufactured by alloy internal oxidation process. These products are mainly used in various low-voltage switchgear.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the latest version (including all amendments) applies to this document. In this document. GB/T 2828.1-2012 Sampling procedures for inspection by attributes Part 1.Sampling for batch inspection based on acceptance quality limit (AQL) plan GB/T 2900.4 Electrical terminology - Electrical alloys GB/T 5586 Test methods for basic properties of electrical contact materials GB/T 5587 Basic shapes, dimensions, symbols and markings of silver-based electrical contacts GB/T 26871 Metallographic test methods for electrical contact materials JB/T 7774 (all parts) Chemical analysis methods for silver zinc oxide electrical contact materials JB/T 7776 (all parts) Chemical analysis methods for silver cadmium oxide electrical contact materials 3 Terms and Definitions The terms and definitions defined in GB/T 2900.4 apply to this document.4 Requirements4.1 Appearance The surface of the electrical contact product should be free of cracks, bubbles, missing edges, missing corners, visible depressions and spots, and the thickness of the electrical contact product should not exceed 1 mm. The edge burr height should not exceed 0.03 mm, and the burr height of the electrical contact product with a thickness greater than 1 mm should not exceed 0.05 mm. When the welding surface and working surface of the physical and electrical contact product cannot be distinguished visually, they should be marked. If there are special requirements, the supply and demand parties shall negotiate and decide. 4.2 Dimensional tolerances and markings The dimensional tolerance and marking of electrical contacts shall comply with the provisions of GB/T 5587, or be determined by negotiation between the supplier and the buyer. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 13397-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 13397-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 13397-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 13397-2024 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. |
