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Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 45924-2025: Thin triple glazing Status: Valid
Basic dataStandard ID: GB/T 45924-2025 (GB/T45924-2025)Description (Translated English): Thin triple glazing Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Q33 Classification of International Standard: 81.040.30 Word Count Estimation: 15,186 Date of Issue: 2025-06-30 Date of Implementation: 2026-01-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 45924-2025: Thin triple glazing---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/GBT45924-2025ICS 81.040.30 CCSQ33 National Standard of the People's Republic of China Thin insulating glass Released on June 30, 2025 Implementation on January 1, 2026 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 Ingredients 1 5 Requirement 2 5.1 General requirements 2 5.2 Dimensions and their deviations 2 5.3 Heat transfer coefficient 2 5.4 Inert gas leakage rate 2 5.5 Impact resistance of separation materials 2 6 Test Method 2 6.1 General requirements 2 6.2 Dimensions and their deviations 3 6.3 Heat transfer coefficient 3 6.4 Inert gas leakage rate 3 6.5 Impact resistance of separation materials 3 7 Inspection Rules 4 7.1 Inspection categories 4 7.2 Batch and Sampling 5 7.3 Decision Rules 5 8 Packaging, marking, transportation and storage 6 8.1 Packaging 6 8.2 Sign 6 8.3 Transportation 7 8.4 Storage 7 Appendix A (Informative) Structural Features and Configuration Examples of Thin Insulating Glass 8 Appendix B (Normative) Test method for inert gas leakage rate of insulating glass 9 B.1 Specimen 9 B.2 Test equipment 9 B.3 Test procedure 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. 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 China Building Materials Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Architectural Glass (SAC/TC255). This document was drafted by. China National Testing and Inspection Holding Group Co., Ltd., Fujian Gangda New Materials Technology Co., Ltd., Beijing University of Science and Technology, Qinhuangdao Glass Industry Research and Design Institute Co., Ltd., Ningbo Niruo Electronic Technology Co., Ltd., Guangdong Haikong Special Glass Technology Co., Ltd. Co., Ltd., China Yaohua Glass Group Co., Ltd., Shandong Wensheng Glass Technology Co., Ltd., Chongqing Youyou Lihong Glass Co., Ltd., China Green Construction Jiangsu New Materials Co., Ltd., Niruo (Jiangsu) Electronic Technology Co., Ltd., and China Building Materials Inspection and Certification Group Qinhuangdao Co., Ltd. The main drafters of this document are. Xu Wei, Wang Geng, Li Huanhuan, Yang Xuedong, Guo Wenren, Liu Dongyang, Zhang Xitao, Zhang Yuqi, Hu Keyin, Cao Zhenhu, Hu Shanshan, Deng Xiaohui, Dong Honglin, Cai Gen, Sun Shibing, Liu Chengxiong, Liu Yaru, Tang Zhongyan, Wang Peikai, Du Gangqiang, Wang Chuan, Li Jingtong, Kou Fei, Bao Ji, Cui Xinyu, Chen Zhibin, Lai Boyuan, Wen Jing, Huang Xinyi, Zhao Yong, Chen Fu, Jia Lidan, Hu Haohua, Gong Jian, Tu Hao, Wang Jianyu, Li Ming, Wu Peng. Thin insulating glass 1 Scope This document specifies the materials, requirements, inspection rules, packaging, marking, transportation and storage of thin insulating glass, and describes the corresponding tests method. This document applies to the design, production and delivery of thin insulating glass for building doors and windows. 2 Normative references The 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. GB/T 2680 Visible light transmittance, direct sunlight transmittance, total solar energy transmittance, ultraviolet light transmittance and other properties of architectural glass Determination of parameters of closed window glass GB/T 9158-2015 Test methods for mechanical properties of building doors and windows GB/T 11944 Insulating Glass GB/T 29739 Doors and windows, repeated opening and closing durability test method GB/T 38214-2019 Test method for inert gas content of insulating glass JGJ/T 151 Code for thermal calculation of building doors, windows and glass curtain walls 3 Terms and Definitions The terms and definitions defined in GB/T 11944 and the following apply to this document. 3.1 Separator Inorganic glass, polycarbonate, organic glass, polyester film with a thickness of no more than 3mm that acts as a gas chamber in multi-cavity insulating glass Membrane or other sheet or membrane materials. 3.2 Two-chamber gas-filled insulating glass with limited total thickness, maximum area, partition material thickness and heat transfer coefficient. 3.3 A through hole located on the partition material used to balance the air pressure between adjacent cavities of insulating glass. 4 Materials Glass and other transparent (light) materials, partition materials, edge sealing materials, spacing materials and desiccant for thin insulating glass should meet Material requirements in GB/T 11944. ...... |
