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GB/T 21144-2023 English PDF

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Upon your order, we will start to translate GB/T 21144-2023_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.

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Q: Should I purchase the latest version GB/T 21144-2023?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 21144-2023 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.

US$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 21144-2023: Solid concrete brick
Status: Valid

GB/T 21144: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21144-2023	219	Add to Cart	3 days	Solid concrete brick	Valid
GB/T 21144-2007	559	Add to Cart	3 days	Solid concrete brick	Obsolete

Similar standards

GB/T 33544 GB 13476 JC/T 746 GB/T 45594 GB/T 22082

Basic data

Standard ID: GB/T 21144-2023 (GB/T21144-2023)
Description (Translated English): Solid concrete brick
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q14
Classification of International Standard: 91.100.30
Word Count Estimation: 11,187
Date of Issue: 2023-03-17
Date of Implementation: 2023-10-01
Older Standard (superseded by this standard): GB/T 21144-2007
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 21144-2023: Solid concrete brick

---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.
ICS91:100:30 CCSQ14 National Standards of People's Republic of China Replacing GB/T 21144-2007 concrete solid brick Solid concrete brick 2023-10-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

foreword

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: This document replaces GB/T 21144-2007 "Concrete Solid Brick": Compared with GB/T 21144-2007, except for structural adjustment and editing In addition to sexual changes, the main technical changes are as follows: a) Added two strength grades of MU7:5 and MU10 (see 4:3); b) Changed the scope of brick-making raw materials and added recycled aggregate (see 5:2, 5:3, 5:2, 5:3 of the:2007 edition); c) The number of missing edges and corners has been increased (see 6:2); d) Changed the index requirements for density grades (see 6:3, 6:3 of the:2007 edition); e) Change "maximum water absorption rate" to "water absorption rate" (see 6:5, 6:5 of the:2007 edition); f) The requirements for mass loss rate and strength loss rate after freezing have been changed, and the basis for division of areas of use has been added (see 6:7, 6:7 of the:2007 edition); g) Increased product radionuclide limit requirements and test methods (see 6:10, 7:9); h) The test methods for dimensional tolerances and appearance quality, compressive strength, carbonation coefficient, softening coefficient, and compressive strength after freezing have been changed (See 7:1, 7:3, 7:6~7:8, 7:1, 7:3, 7:6~7:8 of the:2007 edition); i) Deleted Appendices A~Appendix C (see Appendices A~Appendix C of the:2007 edition): Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Building Materials Federation: This document is under the jurisdiction of the National Standardization Technical Committee of Building Materials for Wall, Roof and Road (SAC/TC285): This document was drafted by: China National Inspection and Testing Holding Group Xi'an Co:, Ltd:, China Railway 25th Bureau Group Second Engineering Co:, Ltd:, Anhui Weidong Building Materials Co:, Ltd:, Zhuhai Zhenye Concrete Co:, Ltd:, Anhui Architectural Science Research and Design Institute, China Building Blocks Association, Guangxi Zhuang Autonomous Region Architectural Science Research and Design Institute, Guangxi Hengning Construction Engineering Quality Inspection Co:, Ltd:, Shenzhen University, China National Inspection and Testing Holding Group Co:, Ltd:, Xi'an Yinma Industrial Development Co:, Ltd:, Qinghai Baoheng Green Building Industry Co:, Ltd:, China Construction Technology (Jinan) Co:, Ltd:, China Construction Second Bureau Third Construction Engineering Co:, Ltd:, China Road and Bridge Engineering Co:, Ltd:, Heilongjiang Province Xinluqiao Materials Co:, Ltd:, Henan Yumei Construction Engineering Inspection Co:, Ltd:, Anhui Construction Engineering Quality Supervision and Inspection Station, China Construction Xinjiang Construction Industry (Group) Co:, Ltd:, China Construction Third Bureau Group South China Co:, Ltd:, Ningbo Urban Infrastructure Construction Development Co:, Ltd:, China Construction First Bureau Group Tuan No: 3 Construction Co:, Ltd:, Shandong Xinke Environmental Chemical Co:, Ltd:, Ningxia Changfeng New Building Materials Co:, Ltd:, Fenglin Environmental Protection Technology Co:, Ltd: Co:, Ltd:, Deqing Luji Environmental Protection Technology Co:, Ltd:, Tonglu Fucheng Wall Material Co:, Ltd:, China Railway 20th Bureau Group Third Engineering Co:, Ltd:, Beijing Bibo Liye Technology Testing Co:, Ltd:, Fujian Haihuan Seaside Resource Development Co:, Ltd:, Fujian Haixia Environmental Protection Group Co:, Ltd:, China Construction Third Bureau Group Co:, Ltd:, China Construction Second Bureau First Construction Engineering Co:, Ltd:, Shanxi Shan'an Lide Environmental Protection Technology Co:, Ltd:, Beijing Construction Engineering Construction Industrialization Investment Construction Development Co:, Ltd:, Beijing Construction Engineering Road and Bridge Group Co:, Ltd:, Zhejiang Fangyuan New Materials Co:, Ltd:, China Construction Fifth Engineering Bureau Co:, Ltd: Henan Branch, Shanxi First Construction Group Co:, Ltd:, Guangzhou Municipal Engineering Design and Research Institute Co:, Ltd: Company, Huaxin Cement Co:, Ltd:, China Railway 25th Bureau Group Fifth Engineering Co:, Ltd:, China Construction Third Bureau First Construction Engineering Co:, Ltd: Division, China Construction Third Bureau Group (Jiangsu) Co:, Ltd:, Shandong Huajian Engineering Testing Co:, Ltd: The main drafters of this document: Lin Ling, Xu Jinyu, Liang Weidong, Wu Nani, Du Jiandong, Ding Yiwei, Peng Chao, Long Wujian, Li Tao, Sun Liqun, Tang Jifu, Zhang Yujiao, Sun Wanqi, Luo Yongliang, Ge Daowen, Zhang Aijun, Li Mingke, Yang Jie, Wei Hanchao, Qu Juntao, Wang Yuxiang, Li Yanan, Sun Shuanglong, Cao Yinghui, Ding Xiaobo, Suo Min, Shen Luping, Mei Xiaoli, Wang Jingzhen, Ding Jipeng, Tian Liang, Zhao Yanjun, Qiu Yuxiao, Lu Jianchang, Huang Qinchun, Shen Xuebin, Liu Bo, Wu Qinghua, Wang Yage, Zhang Liang, Ma Liang, Yang Lin, Lu Song, Zhao Xingchen, Jia Lijun, Gao Hai, Cao Yuechong, Cheng Fei, Yang Jie, You Jieyong, Xue Wei, Ning Pinghua, Li Xiang, Li Yeqing, Wang Youqi: This document was first published in:2007, and this is the first revision: concrete solid brick

1 Scope

This document specifies the specifications, grades, marks, raw materials, technical requirements, test methods, inspection rules, transportation and storage of solid concrete bricks: deposit, product certificate: This document applies to the design, production, testing and application of concrete solid bricks for buildings and structures:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB 175 General Portland cement GB/T 1596 Fly ash used in cement and concrete GB/T 4111 Test methods for concrete blocks and bricks GB 6566 Limits of radionuclides in building materials GB 8076 Concrete Admixtures GB/T 14684 Construction Sand GB/T 14685 Pebbles and gravels for construction GB/T 17431:1 Lightweight aggregates and their test methods Part 1: Lightweight aggregates GB/T 18046 Granulated blast furnace slag powder used in cement, mortar and concrete GB/T 18968 Wall Material Terminology GB/T 25176 Recycled Fine Aggregate for Concrete and Mortar GB/T 25177 Recycled Coarse Aggregate for Concrete GB 50176 Code for thermal design of civil buildings JC/T 466 Inspection rules for masonry bricks JGJ63 concrete water standard YB/T 4178 blast furnace heavy slag gravel for concrete

3 Terms and Definitions

The following terms and definitions defined in GB/T 18968 apply to this document: 3:1 solid concrete brick solid concrete brick It is a solid brick made of cement, aggregate, and admixtures and admixtures added as needed, mixed with water, shaped, and maintained: Note: The code name is SCB: The name of each part of the brick is shown in Figure 1: ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 21144-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 21144-2023_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 21144-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 21144-2023_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+ countries

Question 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 21144-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 21144-2023 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.