GB/T 11420-2024 English PDFUS$199.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 11420-2024: Vitreous and porcelain enamels - Test method of specular glossiness Status: Valid GB/T 11420: Historical versions
Basic dataStandard ID: GB/T 11420-2024 (GB/T11420-2024)Description (Translated English): Vitreous and porcelain enamels - Test method of specular glossiness Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Y26 Classification of International Standard: 25.220.50 Word Count Estimation: 10,175 Date of Issue: 2024-04-25 Date of Implementation: 2024-11-01 Older Standard (superseded by this standard): GB/T 11420-1989 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 11420-2024: Vitreous and porcelain enamels - Test method of specular glossiness---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.ICS 25:220:50 CCSY26 National Standards of People's Republic of China Replaces GB/T 11420-1989 Test method for gloss of enamel products and porcelain glazes Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued ForewordThis 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 11420-1989 "Test method for enamel gloss": Compared with GB/T 11420-1989, except for structural adjustment and In addition to editorial changes, the main technical changes are as follows: a) "Terms and Definitions" has been changed (see Chapter 3, Chapter 2 of the 1989 edition); b) The requirements for the incident angle of the instrument and the working standard plate have been changed (see Chapter 5, 5:3 of the 1989 edition); c) Added test environment (see Chapter 7); d) The test procedures have been changed (see Chapter 8, Chapter 6 of the 1989 edition); e) Added calculation and result presentation (see Chapter 9); f) The content of the test report has been changed (see Chapter 10, Chapter 7 of the 1989 edition): 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 was proposed by the China Machinery Industry Federation: This document is under the jurisdiction of the National Technical Committee for Standardization of Metallic and Non-metallic Coverings (SAC/TC57): This document was drafted by: Hunan Sino Technology Co:, Ltd:, Zhuhai Gree Electric Appliances Co:, Ltd:, Donghua University, Jiangyin Silicon Putang Porcelain Co:, Ltd: The main drafters of this document are: Dai Qi, Yin Le, Zhang Shengtao, Xu Xiaojian, Wang Chenggen, Wang Helan, Ye Jiayi, Jiang Weizhong, Chen Hongmei, Xu Zhangqian, Gong Miao: This document was first published in 1989 and this is the first revision: Test method for gloss of enamel products and porcelain glazes1 ScopeThis document describes the test method for the gloss of enameled articles and porcelain enamel coatings: This document is applicable to testing the glossiness of the surface of enamel products and porcelain glaze layers: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 version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document: JJG696 Verification Procedure for Mirror Gloss Meter and Gloss Plate3 Terms and definitionsThe following terms and definitions apply to this document: 3:1 gloss The degree of gloss on the surface of enamel products and porcelain glaze layers: 3:2 glossiness The brightness of the surface of enamel products and porcelain glaze is expressed by numerical values: 3:3 Polished flat black glass with a refractive index of 1:567 and a surface gloss value of 100 at an incident angle (θ) in the visible light wavelength range Glass plate: 3:4 Usually made of glass or ceramics, it is a standard plate with a flat, uniform and wear-resistant surface used for gloss meter measurement and calibration:4 PrincipleUnder the specified light source and incident angle (θ), the reflected luminous flux of the enamel product and the enamel porcelain layer surface in the mirror direction is compared with the reference standard: The glossiness of a standard plate or working standard plate is tested by measuring the reflected luminous flux in the mirror direction: The glossiness is calculated according to formula (1): Gs(θ)= Φs Φos ·Gos(θ) (1) Where: Gs --- glossiness of the sample; ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 11420-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 11420-2024_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 11420-2024_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 11420-2024_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.Question 5: Should I purchase the latest version GB/T 11420-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 11420-2024 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. |
