GB/T 23540-2021 English PDFUS$119.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 23540-2021: Coated abrasives - Flap wheels with incorporated flanges or separate flanges Status: Valid GB/T 23540: Historical versions
Basic dataStandard ID: GB/T 23540-2021 (GB/T23540-2021)Description (Translated English): Coated abrasives - Flap wheels with incorporated flanges or separate flanges Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J43 Word Count Estimation: 6,655 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 23540-2021: Coated abrasives - Flap wheels with incorporated flanges or separate flanges---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.Coated abrasives-Flap wheels with incorporated flanges or separate flanges ICS 25.100.70 CCSJ43 National Standards of People's Republic of China Replace GB/T 23540-2009 Coated abrasive wheels with or without chuck (ISO 5429.2012,MOD) Released on 2021-05-21 2021-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee 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" Drafting. This document replaces GB/T 23540-2009 "Coated Abrasives with or without a chuck wheel", and GB/T 23540-2009 In comparison, the main technical changes except for editorial changes are as follows. ---The size series with width T of 40mm and 60mm has been added. This document uses the redrafting method to modify and adopt ISO 5429.2012 "Coated Abrasive Wheels with or without chuck". Compared with ISO 5429.2012, this document has added "Normative Reference Documents" (Chapter 2) and "Terms and Definitions" (Chapter 3) in the structure. Chapter), that is, Chapter 2 of ISO 5429.2012 corresponds to Chapter 4 of this document, and subsequent chapters have been postponed to comply with GB/T 1.1-2020 Regulations. The technical differences between this document and ISO 5429.2012 and the reasons are as follows. ---When T=40mm, increase D=350mm; when T=100mm, increase D=300mm; increase T to 60mm And 150mm size series to cover our country's product specifications. Please note that some of the 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 Machinery Industry Federation. This document is under the jurisdiction of the National Abrasives Standardization Technical Committee (SAC/TC139). Drafting organizations of this document. Zhengzhou Abrasives and Grinding Research Institute Co., Ltd., Shanghai Lingzhen Abrasive Products Co., Ltd., Baige Abrasives Co., Ltd., Zhengzhou Fangzhou Abrasives Co., Ltd. The main drafters of this document. Zhang Liang, Bao Hua, Liu Zhuqing, Guo Zhibang, Wu Chengbin. The previous versions of the documents replaced by this document are as follows. ---GB/T 23540-2009. Coated abrasive wheels with or without chuck1 ScopeThis document specifies the usual dimensions and limit deviations, markings and markings of the grinding wheel. This document applies to grinding wheels with or without chucks used on stationary grinders.2 Normative referencesThere are no normative references in this document.3 Terms and definitionsThere are no terms and definitions that need to be defined in this document.4 sizeSee Figure 1 and Table 1. Description. D ---diameter of the grinding wheel; T --- the width of the grinding wheel; H---The hole diameter of type A grinding wheel. Note. The diagram of the chuck is for reference only, and the shape or installation method of the chuck and the grinding wheel cannot be judged in advance. Figure 1 Grinding wheel ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 23540-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 23540-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 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 23540-2021?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23540-2021 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. |