GB/T 11968-2020 English PDFUS$249.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 11968-2020: Autoclaved aerated concrete blocks Status: Valid GB/T 11968: Historical versions
Basic dataStandard ID: GB/T 11968-2020 (GB/T11968-2020)Description (Translated English): Autoclaved aerated concrete blocks Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Q14 Classification of International Standard: 91.100.30 Word Count Estimation: 13,162 Date of Issue: 2020-09-29 Date of Implementation: 2021-08-01 Older Standard (superseded by this standard): GB/T 11968-2006 Regulation (derived from): National Standard Announcement No. 20 of 2020 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 11968-2020: Autoclaved aerated concrete blocks---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.Autoclaved aerated concrete blocks ICS 91.100.30 Q14 National Standards of People's Republic of China Replace GB/T 11968-2006 Autoclaved aerated concrete block 2020-09-29 released 2021-08-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee Table of contentsForeword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Classification, specifications and marking 2 5 Raw materials 2 6 Requirements 2 7 Inspection method 4 8 Inspection rules 7 9 Storage and transportation 8 10 Product quality certificate 8 Appendix A (Normative Appendix) Size effect coefficient of compressive strength of autoclaved aerated concrete block 10ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 11968-2006 "Autoclaved Aerated Concrete Blocks", compared with GB/T 11968-2006, except for editorial revisions The main technical changes of the external change are as follows. ---The block grade is deleted (see 4.3 in the.2006 edition); ---Added product classification, divided into type I and type II, and size deviation and appearance quality requirements (see 4.1.1, 6.1 and 6.2); ---Deleted A7.5, A10.0 intensity level and B08 dry density level (see 4.2 in the.2006 edition); --- Modified the classification based on compressive strength and dry density to classification based on compressive strength (see 6.3, 6.2, 6.3 and 6.4 of the.2006 edition); --- Modified the regulations on sampling batches for factory inspection (see 8.2.2.1, 8.2.2.1 of the.2006 edition). This standard was proposed by the China Building Materials Federation. This standard is under the jurisdiction of the National Cement Products Standardization Technical Committee (SAC/TC197). Drafting organizations of this standard. China Aerated Concrete Association, Tongji University, Zhejiang Kaiyuan New Wall Material Co., Ltd., Nanjing Xujian New Building Materials Co., Ltd., Changxing Yitong Co., Ltd., Anhui Keda Electromechanical Co., Ltd., Huzhou Huineng New Material Technology Co., Ltd., Guangzhou Development Zhan Environmental Protection Building Material Co., Ltd., Shan Dongjing Bo Environmental Protection Material Co., Ltd., Zhejiang Yuanzhu Housing Industrialization Co., Ltd., Tianjin Building Material Production Quality Supervision and Testing Center, Jiangsu Ningguo Wear-resistant Materials Co., Ltd., Zhoushan Quality and Technical Supervision and Testing Institute, Zhoushan Hongye Environmental Protection Materials Materials Co., Ltd., Zhejiang Tianda Environmental Protection Co., Ltd., Fujian Qunfeng Machinery Co., Ltd., Jiangshan Tianshun Building Material Co., Ltd., Changzhou Construction Building Materials Research Institute Co., Ltd., Zhejiang Hangjia Zetong Building Energy-saving New Materials Co., Ltd., Zigui County Runchu New Building Materials Co., Ltd., Yunfu Beirong Building Material Co., Ltd., Guangxi Lulin Building Material Technology Co., Ltd., Zhejiang Dexin New Material Co., Ltd., Yanshi Huatai Comprehensive Co-utilization Building Materials Co., Ltd., Zhejiang Architectural Design and Research Institute Co., Ltd., Shaanxi Ningyuan New Material Technology Co., Ltd., Changzhou Jiangshan New Building Materials Co., Ltd., Zhejiang Fengzhong Building Material Technology Co., Ltd., Guangxi Construction Engineering Group Construction Industry Investment Co., Ltd. Company, Zhejiang Hengzun New Material Technology Co., Ltd., Hubei Chufeng Construction Technology Group Jingzhou Kaiyuan New Material Co., Ltd. The main drafters of this standard. Jiang Yong, Su Yufeng, Cheng Caiyuan, Lu Jie, Chen Hongping, Deng Suping, Yang Yongquan, Chen Xinjiang, He Tieming, Lai Shaozhong, Cai Ke, Zhou Jianguo, Wang Mingjun, Liu Yi, Zhang Song, Ren Xiande, Bai Xiqing, Wang Qiang, Tian Senyue, Li Cunjun, Wang Quansheng, Xu Qinghui, Deng Yuewei, Zhang Benjian, Wang Hong, Dai Xiaojun, Xiong Haidong, Zhang Xiaohai, Liu Yangguo, Cai Xiayang, He Zhiang, Liu Yang, Chen Haiming, Ma Yingjie, Li Wenzhi, Huang Hong, Wu Kai, Zhang Hui, Zhang Yexin, Sun Zhengyi, Hu Rong, Zhu Ruisheng. The previous versions of the standard replaced by this standard are as follows. ---GB 11968-1989, GB/T 11968-1997, GB/T 11968-2006. Autoclaved aerated concrete block1 ScopeThis standard specifies the classification, specifications and markings, raw materials, requirements, inspection methods, inspection rules, storage and marking of autoclaved aerated concrete blocks. Transport and product quality certificates. This standard applies to autoclaved aerated concrete blocks used in civil and industrial buildings.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB 175 General Portland Cement GB/T 2085.2 Aluminum powder Part 2.Ball milled aluminum powder GB/T 5483 Natural gypsum GB 6566 Radionuclide limits for building materials GB/T 10294 Determination of steady-state thermal resistance and related characteristics of thermal insulation materials. Protective hot plate method GB/T 11969 Test method for performance of autoclaved aerated concrete GB/T 37785 Gypsum for flue gas desulfurization JC/T 407 Aluminum powder paste for aerated concrete JC/T 409 Fly Ash for Silicate Building Products JC/T 621 Quicklime for silicate building products JC/T 622 Sand for silicate building products3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Autoclaved aerated concrete; AAC Using siliceous materials and calcium materials as the main raw materials, adding gas-generating agents and other adjusting materials, pouring, gas-gassing and cutting Porous light silicate building products made by cutting, autoclaved curing and other processes. 3.2 Rectangular block material used for wall masonry in autoclaved aerated concrete. 3.3 Drydensity The mass per unit volume measured by baking to a constant mass at a temperature of 105°C. 3.4 Dimensionaleffectcoefficient The ratio of the compressive strength of the non-standard size specimen to the standard cubic specimen (100mm×100mm×100mm). ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 11968-2020_English be delivered?Answer: Upon your order, we will start to translate GB/T 11968-2020_English as soon as possible, and keep you informed of the progress. 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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 11968-2020?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 11968-2020 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. |
