GB/T 11981-2024 English PDFUS$429.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 11981-2024: Steel furring for building Status: Valid GB/T 11981: Historical versions
Basic dataStandard ID: GB/T 11981-2024 (GB/T11981-2024)Description (Translated English): Steel furring for building Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Q73 Classification of International Standard: 91.060 Word Count Estimation: 21,296 Date of Issue: 2024-10-26 Date of Implementation: 2025-05-01 Older Standard (superseded by this standard): GB/T 11981-2008 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 11981-2024: Steel furring for building---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/GBT11981-2024ICS 91.060 CCSQ73 National Standard of the People's Republic of China Replaces GB/T 11981-2008 Light steel keel for construction Released on October 26, 2024 Implementation on May 1, 2025 State Administration for Market Regulation The National Standardization Administration issued PrefaceThis 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 11981-2008 "Light steel keel for building". Compared with GB/T 11981-2008, except for the structural adjustment and In addition to the logical changes, the main technical changes are as follows. --- Deleted the terms and definitions of keels with different cross-sectional shapes (see Chapter 3 of the.2008 edition); --- Change the term "hanging plug" to "horizontal connector" (see Chapter 3, Chapter 3 of the.2008 edition); --- Changed the classification rules and recommended specifications of keels, and integrated the classification and code of keels into the "Keel Product Classification and Specifications" table (See Table 1, Table 1 of the.2008 edition); --- Deleted the H-shaped ceiling keel and L-shaped ceiling load-bearing keel, and deleted the corresponding codes, specifications and technical requirements (see Chapter 4, Table 1, and Table 5 of the.2008 edition); --- Added the keel classified as F-type ceiling, and added the corresponding code, specifications and technical requirements (see Chapter 4, Table 1, Table 6); --- Increased requirements for raw materials (see Chapter 5); --- Changed the requirements for “thickness tolerance” (see Table 2, Table 2 of the.2008 edition); --- Deleted the technical requirements and test methods for "thickness of double-sided galvanized layer" (see 5.3.1 and 6.3.6.2 of the.2008 edition); --- Changed the technical requirements of "Salt spray resistance" (see 6.3.3, 5.3.3 of the.2008 edition); --- Changed the test method for "double-sided galvanizing amount" (see 7.3.6.1, 6.3.6.1 of the.2008 edition); --- Changed the test method for "coating thickness" (see 7.3.6.2, 6.3.6.3 of the.2008 edition); --- Changed the test method for "Salt spray resistance" (see 7.3.6.4, 6.3.6.5 and Appendix A of the.2008 edition); --- Added the requirements for supporting hanging fittings and pendants in the mechanical properties test of ceiling keels and wall keels (see Table 9, Table 10, Table 11); --- Changed the inspection rules (see Chapter 8, Chapter 7 of the.2008 edition); --- Changed the requirements for marking, packaging, transportation and storage (see Chapter 9, Chapter 8 of the.2008 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 is proposed by China Building Materials Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Lightweight and Decorative Building Materials (SAC/TC195). This document was drafted by. China Building Decoration and Renovation Materials Association, China New Building Materials Design and Research Institute Co., Ltd., China National Testing and Inspection Holding Group Zhejiang Co., Ltd., Beijing New Building Materials Group Co., Ltd., Knauf Management Services (Shanghai) Co., Ltd., Saint-Gobain (China) Management Co., Ltd., Jason Gypsum Board (Jiaxing) Co., Ltd., Xingpai Youshiji Building Materials Co., Ltd., Langfang Weikaihua Building Materials Co., Ltd., Dachen New Materials Technology Co., Ltd., Hangzhou Anshi Dadi Industry and Trade Co., Ltd., Hangzhou Dedi New Building Materials Co., Ltd., Armstrong Building Materials Co., Ltd. Building Products (Suzhou) Co., Ltd., Qin Great Wall New Building Materials (Tianjin) Co., Ltd., Taiyuan Hanshi Fenhe Building Materials Technology Co., Ltd., Langfang New Yue Building Materials Co., Ltd., Zhejiang Youbang Integrated Ceiling Co., Ltd., Foshan Badis New Building Materials Co., Ltd., Beijing Zhongtie Decoration Engineering Engineering Co., Ltd., Wuye Group Decoration Engineering Co., Ltd., China Engineering Wuda Design Group Co., Ltd., China Railway Fourth Engineering Group Steel Structure Construction Co., Ltd. Company, Guangdong Meike Design Engineering Co., Ltd., China Communications Construction Second Highway Engineering Bureau Fourth Engineering Co., Ltd., Taishan Gypsum Co., Ltd., Faslion Home Furnishing Building Materials Co., Ltd., Zhejiang Classic Architectural Decoration Co., Ltd., Jiangsu Architectural Design and Research Institute Co., Ltd., Guizhou Fulesen Prefabricated Construction Industry Co., Ltd., Beijing Capital Group Co., Ltd., Zicheng United Construction Group Co., Ltd., Shandong Shanlian Construction Group Co., Ltd. Company, Chiping Xinyuan Environmental Protection Building Materials Co., Ltd. The main drafters of this document are. Huang Jun, Xu Gang, Xie Xiaoning, Ding Hui, Zhai Yuezhong, Bai Hongcheng, Sun Jian, Wei Xiying, Tang Jingbo, Zhou Jianquan, Xu Hequan, Wang Xiao, An Jianfeng, Ruan Guoliang, Huang Xuedong, Cai Jinhe, Han Heqiao, Ning Tianyuan, Lin Shengquan, Long Xisheng, Chen Jiyun, Li Yubing, Wang Qianzhao, Cao Han, Li Weiqing, Duan Defeng, Xin Qiang, Yan Liangfeng, Ye Tiyong, Pan Huabing, Xiao Shenggan, Liu Chunmin, Zhang Hao, Wang Lu, Zhang Yanhui, Qu Shenghua, Zhang Qiongqiong, Lu Junqiang, Xu Gang, Dang Lianjun, Pan Shijie, and Kang Jing. This document was first issued in 1989, revised for the first time in.2001, revised for the second time in.2008, and this is the third revision. Light steel keel for construction1 ScopeThis document specifies the classification and marking, raw materials, technical requirements, test methods, inspection rules, marking, packaging, etc. of light steel keels used in construction. Packaging, transportation and storage. This document is applicable to non-load-bearing walls and ceilings that are finished with light-weight panels such as paper-faced gypsum board, decorative gypsum board, mineral wool decorative sound-absorbing board, etc. The roof of the building is made of light steel keel.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. GB/T 1839 Test methods for quality of zinc coating on steel products GB/T 2518 Continuously hot-dip galvanized and zinc alloy coated steel sheets and strips GB/T 6739 Paints and varnishes - Determination of film hardness by pencil method GB/T 8170 Rules for rounding off values and expression and determination of limit values GB/T 9775 Gypsum board GB/T 10125 Artificial atmosphere corrosion test Salt spray test GB/T 12754 Color coated steel sheets and strips JC/T 558 Light steel keel accessories for construction3 Terms and DefinitionsThe following terms and definitions apply to this document. 3.1 Using continuous hot-dip galvanized steel sheet (strip) or color-coated steel sheet (strip) based on continuous hot-dip galvanized steel sheet (strip) as raw material, cold-bending process Thin-walled steel produced by technology. Note. referred to as "keel". 3.2 Wall keel walfurring Light steel keel used for wall frame. Note. 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