GB/T 11888-2021 English PDFUS$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 11888-2021: (Jewelry ring size definition, measurement and naming) Status: Valid GB/T 11888: Historical versions
Basic dataStandard ID: GB/T 11888-2021 (GB/T11888-2021)Description (Translated English): (Jewelry ring size definition, measurement and naming) Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Y88 Word Count Estimation: 8,830 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 11888-2021: (Jewelry ring size definition, measurement and naming)---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.(Jewelry ring size definition, measurement and naming) ICS 39.060 CCSY88 National Standards of People's Republic of China Replacing GB/T 11888-2014 Jewelry Ring Size Definition, Measurement and Nomenclature Published on 2021-10-11 2022-05-01 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 replaces GB/T 11888-2014 "Dimensional Definition, Measurement and Naming of Jewelry Rings", which is consistent with GB/T 11888-2014 In addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Changed the scope of application (see Chapter 1, Chapter 1 of the.2014 edition); --- Increased the diameter and deviation of the ring size, the scale representation of the ring stick (see Chapter 4); --- Increased the measurement of the inner ring profile of the ring (see 5.2); --- Increased the measurement of the inner ring profile of the special ring (see 5.3); --- Deleted Appendix B (see Appendix B of the.2014 edition). This document is modified and adopted ISO 8653.2016 "Jewelry Ring Dimensions Definition, Measurement and Nomenclature". Compared with ISO 8653.2016, this document has more structural adjustments. Comparison list of structure number changes between two files See Appendix A. The technical differences between this document and ISO 8653.2016 and their reasons are as follows. --- Added the definition of ring number (see 3.2), which is in line with the actual situation of my country's jewelry industry and is easy to apply; --- Added a schematic diagram of the ring stick (see Figure 1) to help intuitive understanding; ---Added the corresponding relationship between the ring number and the ring size, and the scale representation of the ring stick (see Chapter 4), which is in line with the actual situation of my country's jewelry industry. , easy to apply; --- Changed the naming and logo (see Chapter 6) to adapt to the development of my country's jewelry industry. The following editorial changes have been made to this document. --- Added the unit description of ring size (see 3.1); --- Added Appendix A (informative) structure number change comparison list; --- Added appendix B (informative) comparison relationship between ring size and ring number. 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 National Light Industry Federation. This document is under the jurisdiction of the National Jewelry Standardization Technical Committee (SAC/TC256). This document is drafted by. Beijing Guoshou Jewelry Testing Co., Ltd., Shanghai Laofengxiang Co., Ltd. The main drafters of this document. Li Suqing, Liu Ruican, Wu Yu, Li Yukun, Zhanhui, Cheng Ye. The previous versions of this document and its superseded documents are as follows. --- First published in 1989 as GB/T 11888-1989, the first revision in.2001, and the second revision in.2014; ---This is the third revision. Jewelry Ring Size Definition, Measurement and Nomenclature1 ScopeThis document specifies the definition, measurement method, nomenclature and marking of ring dimensions. This document applies to the measurement and naming of closed ring dimensions.2 Normative referencesThere are no normative references in this document.3 Terms and DefinitionsThe following terms and definitions apply to this document. 3.1 Ring size ring-size The inner circumference of the ring. Note. The unit is millimeter (mm). 3.2 numbers of ring-size ring ring slogan A representation of ring size, using 1 a) Effective length. 160.0mm±0.5mm; b) Measuring range. 41mm~76mm; c) The diameter and deviation of the ring size are shown in Table 1; d) Material. metal or material with equivalent wear resistance and low expansion coefficient properties; e) The scale on the ring stick is represented by the ring number, and the minimum scale is 1 ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 11888-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 11888-2021_English as soon as possible, and keep you informed of the progress. 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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 11888-2021?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 11888-2021 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. |
