GB/T 15229-2011 English PDF

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GB/T 15229-2011: Lightweight aggregate concrete small hollow block
Status: Valid

GB/T 15229: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 15229-2011	229	Add to Cart	3 days	Lightweight aggregate concrete small hollow block	Valid
GB/T 15229-2002	359	Add to Cart	3 days	Lightweight aggregate concrete small hollow block	Obsolete
GB 15229-1994	199	Add to Cart	2 days	Lightweight aggregate concrete small hollow block	Obsolete

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Basic data

Standard ID: GB/T 15229-2011 (GB/T15229-2011)
Description (Translated English): Lightweight aggregate concrete small hollow block
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q15
Classification of International Standard: 91.100.30
Word Count Estimation: 10,135
Date of Issue: 2011-12-30
Date of Implementation: 2012-08-01
Older Standard (superseded by this standard): GB/T 15229-2002
Quoted Standard: GB 175; GB/T 1596; GB/T 4111; GB 6566; GB 8076; GB/T 14684; GB/T 17431.1; GB/T 18046; GB 50176; JGJ 63
Regulation (derived from): Announcement of Newly Approved National Standards No. 23 of 2011
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the lightweight aggregate concrete small hollow block of terms and definitions, classification, raw materials, technical requirements, test methods, inspection rules, products manufactured and product certification, storage and transportation. This standard applies to industrial and civil use of lightweight aggregate concrete small hollow block.

GB/T 15229-2011: Lightweight aggregate concrete small hollow block

---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.
Lightweight aggregate concrete small hollow block ICS 91.100.30 Q15 National Standards of People's Republic of China Replacing GB/T 15229-2002 Lightweight aggregate concrete small hollow block Issued on. 2011-12-30 2012-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 15229-2002 "lightweight aggregate concrete small hollow block." This standard and GB/T 15229-2002 phase Ratio, the main technical changes are as follows. --- Classification canceled solid blocks and blocks MU1.5 intensity level (see version 4.1,4.3.2,2002 4.1,4.2.2); --- Revised provisions of mark (see 4.4,2002 version 4.3); --- Increasing the concrete water standard requirements (see 5.6); --- Cancellation Product rating (version 2002 4.2.3,6.1.2,6.2); --- Increased compressive strength and density levels range block with the same intensity level should also comply with the technical requirements for qualified before (See 6.3,2002 version 6.3); --- Adjustment corresponding MU3.5, MU7.5 density level range (see 6.3,2002 version 6.3); --- Water absorption rate adjustment from 20% to 18% (see 6.4.1,2002 version 6.5.1); --- Softening coefficient from 0.75 up to 0.8 (see 6.5,2002 version 6.6); --- Revised block under different environmental conditions frost resistance requirements (see 6.6,2002 version 6.7); --- Cancel the re-examination of the provisions of (2002 version 8.4.2,8.4.3,8.4.4); --- Block should increase the plant after 28 days of curing before the factory requirements (see Chapter 9). The standard proposed by China Building Materials Federation. This standard by the national wall, roof and road construction materials Standardization Technical Committee (SAC/TC285) with centralized. This standard drafting unit. China Academy of Building Research, building materials industry and technical supervision research center in Heilongjiang Province in Cold Building Science Research Institute, Tongji University, Liaoning Provincial Academy of Sciences building, the Shaanxi Provincial Academy of Building Research, China Building Block Association, Henan supplies Research and Design Institute Co., Ltd., Yichang Long days of new building materials Co., Ltd., Guangzhou, China Guangzhou ceramic Products Co., Ltd., Ningbo Nature New wall materials Co., Ltd., HSBC Energy Technology Development Co., Ltd. in Heilongjiang, Liaoning, Founder Detection Technology Co., Chaoyang Hualong Branch Construction Unit Parts Co., Riel Star (Tianjin) Modern Building Materials Co., Ltd., Changchun Xingyu new Group, Beijing Jinyang New Building Materials Company, Sarah ceramic Yichang Development Co., Ltd. The main drafters of this standard. Ding Wei, Yang Bin, Zhou Yuncan, Liu Xun Bo, Wang Yuan, Chen Liefang, Song Shumin, Du Jiandong, also odd meter, Yuan Yun law, Li Ping, Chen Wei, Qiu heart of gold, Dong Baozhu, Sunzhuan Dong Qian Jin-hong, Chen Bin, Wang Jing, this single star, Yang Limin, Wang Naili, Dorothy ran, Chen Xiaogang, Yang Ping. This standard was first released in September 1994, in May 2002 the first amendment. Lightweight aggregate concrete small hollow block

1 Scope

This standard specifies the terms and definitions lightweight aggregate concrete small hollow block, classification, raw materials, technical requirements, test methods, inspection Rules, factory and product certification, storage and transportation. This standard applies to industrial and civil use of lightweight aggregate concrete small hollow block.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 175 Common Portland Cement GB/T 1596 for cement and fly ash in concrete GB/T 4111 Test methods for small concrete hollow block GB 6566 building materials radionuclide limits GB 8076 concrete admixture GB/T 14684 building sand GB/T 17431.1 Lightweight aggregates and its test methods - Part 1. Lightweight Aggregate GB/T 18046 for cement and concrete granulated blast furnace slag powder GB 50176 civil thermal design JGJ63 concrete water standards

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Lightweight Aggregate Concrete lightweightaggregateconcrete With a light coarse aggregate, light sand (or ordinary sand), cement and water and other raw materials prepared from dry apparent density of not more than 1950kg/m3 mixed Concrete. 3.2 Lightweight aggregate concrete small hollow block lightweightaggregateconcretesmalholowblock With lightweight aggregate concrete small hollow block made of. Category 4 4.1 Category By Number of Rows classification block hole. single row of holes, double holes, three rows of holes, four rows of holes and the like. 4.2 Size Main Size length × width × height 390mm × 190mm × 190mm. Other sizes may be agreed between supply and demand. ......

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