GB/T 7605-2024 English PDFUS$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 7605-2024: Determination of demulsibility for turbine oils in service Status: Valid GB/T 7605: Historical versions
Basic dataStandard ID: GB/T 7605-2024 (GB/T7605-2024)Description (Translated English): Determination of demulsibility for turbine oils in service Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: E34 Classification of International Standard: 75.100 Word Count Estimation: 12,118 Date of Issue: 2024-08-23 Date of Implementation: 2024-08-23 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 7605-2024: Determination of demulsibility for turbine oils in service---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.Determination of demulsibility for turbine oils in service Determination of the demulsibility of turbine oils in operation ICS 75.100 CCS E 34 National Standard of the People's Republic of China Replace GB/T 7605-2008 Released on 2024-08-23 2025-03-01 Implementation 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 Reagents and Materials ... 1 5 Instruments and equipment ... 1 6 Test methods ... 3 7 Precision ... 3 8 Test results ... 4ForewordThis 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 is required. This document replaces GB/T 7605-2008 "Determination of demulsibility of steam turbine oil in operation". Compared with GB/T 7605-2008, In addition to structural adjustments and editorial changes, the main technical changes are as follows. The scope of application of the document has been changed (see Chapter 1, Chapter 1 of the.2008 edition); a) Added the term and definition of "anti-emulsification" (see 3.1); b) The requirements for test water have been changed (see 4.2, 4.2 of the.2008 edition); c) The test termination time was changed (see 6.3.4, 7.4 of the.2008 edition); d) The "repeatability" requirement was changed and the "reproducibility" requirement was added (see 7.1, 7.2, and 8.1 of the.2008 edition); e) Added provisions for test results (see Chapter 8). f) 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 and coordinated by the China Electricity Council. This document was drafted by. Xi'an Thermal Engineering Research Institute Co., Ltd., Guangdong Power Grid Co., Ltd. Electric Power Research Institute, State Grid Shaanxi Province Electric Power Research Institute of Power Company, Hohhot Jinqiao Thermal Power Plant of Northern United Power Co., Ltd., State Grid Shandong Electric Power Company Power Science Research Institute, State Grid Tianjin Electric Power Company Electric Power Research Institute, Rundian Energy Science and Technology Co., Ltd., Huaneng Tongchuan Zhaojin Coal and Electricity Co., Ltd. Limited company. The main drafters of this document are. Wang Juan, Xie Jialin, Wang Ping, Zhang Jinwei, Feng Liping, Wang Xiaowei, Qian Yihua, Shan Yutao, He Minqiang, Li Wei, An Yikun, Qi Guodong, Lu Liqiu, Zhang Xiaoni, Du Linjuan, Meng Gang. The previous versions of this document and the documents it replaces are as follows. First published in 1987 as GB/T 7605-1987, first revised in.2008; - This is the second revision. - Determination of the demulsibility of turbine oils in operation1 ScopeThis document describes a method for determining the demulsibility of turbine oils in service. This document applies to the determination of the demulsibility of turbine oils in service.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. in this document. GB/T 6682 Specifications and test methods for water used in analytical laboratories3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Demulsibility The property of oil to resist mixing with water to form an emulsion. Note. Demulsibility is expressed by the time (t) for oil and water in the emulsion to separate.4 Reagents and Materials4.1 Petroleum ether. analytical grade, boiling range 60 ℃～90 ℃. 4.2 Water. in accordance with the requirements of GB/T 6682 Grade 2 water. 4.3 Tweezers. Made of stainless steel. 4.4 Glass rod. wrapped with oil-resistant rubber, such as silicone rubber, fluororubber, etc. 4.5 Cotton wool. 5.Instruments and equipment 5.1 Demulsibility Tester 5.1.1 Stirring paddle The stirring paddle is composed of blades and connecting rods made of stainless steel. The schematic diagram of the stirring paddle structure is shown in Figure 1. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 7605-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 7605-2024_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 7605-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7605-2024 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. |
