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JG/T 343-2011 English PDF

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JG/T 343-2011: Determination and classification of liquid water permeability for exterior wall coatings
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PDF similar to JG/T 343-2011


Standard similar to JG/T 343-2011

GB/T 35843   JG/T 481   JC/T 694   JG/T 534   JG/T 527   JGJ 343   

Basic data

Standard ID JG/T 343-2011 (JG/T343-2011)
Description (Translated English) Determination and classification of liquid water permeability for exterior wall coatings
Sector / Industry Building & Construction Industry Standard (Recommended)
Classification of Chinese Standard Q04
Classification of International Standard 91.100
Word Count Estimation 9,911
Date of Issue 2011-12-07
Date of Implementation 2012-05-01
Quoted Standard GB/T 3186-2006; GB/T 6682-2008; GB 11945-1999; GB/T 13452.2-2008
Adopted Standard EN 1062-3-2008, MOD
Regulation (derived from) Bulletin of the Ministry of Housing and Urban No. 1205; industry standard filing Notice 2012 No. 2 (No. 146 overall)
Issuing agency(ies) Ministry of Housing and Urban-Rural Development of the People's Republic of China
Summary This standard specifies the exterior paint absorption of water and grading terminology and definitions, principles, instruments and materials, specimen preparation, test procedures and results calculation, accuracy, grading and test reports. This standard applies to industrial and civil buildings of brick, stone, mortar, concrete and other porous substrates used in exterior paint.

JG/T 343-2011: Determination and classification of liquid water permeability for exterior wall coatings


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Determination and classification of liquid water permeability for exterior wall coatings ICS 91.100 Q04 People's Republic of China building industry standards Exterior wall coatings - Classification and determination of water absorption walcoatings (EN1062-3..2008, MOD) 2011-12-07 released 2012-05-01 implementation Ministry of Housing and Urban-Rural Development, People's Republic of China released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses the redrafted law to amend the use of EN1062-3..2008 "Paints and varnishes masonry and concrete exterior coatings and coatings System Part 3. Determination of liquid water permeability ", and EN1062-3..2008 The main technical differences are as follows. --- Increased the type of substrate; --- Increasing the preparation of test pieces; --- Increased dry film thickness determination method; --- Increased water absorption classification; --- Supplementary specimen test process; --- Modify the curing time of the specimen. This standard proposed by the Ministry of Housing and Urban Standard and Design Institute. This standard by the Ministry of Housing and Urban Construction Building Products and Components Products Standardization Technical Committee. This standard is drafted by. Shanghai Institute of Building Research (Group) Co., Ltd. Participated in the drafting of this standard. Wacker Chemical Investment (China) Co., Ltd., Guangdong Longhu Technology Co., Ltd., willing to paint (Shanghai) have Limited, Shanghai Shende Europe Limited, Akzo Nobel Swire Paints (Shanghai) Co., Ltd., Hep (China) Co., Ltd., Pompeii (Shanghai) Co., Ltd., Nippon Paint (China) Co., Ltd., Asia Paint (Shanghai) Co., Ltd., Shanghai Cardinuo Energy Saving Technology Co., Ltd., Three Tree Coatings Co., Ltd., China Academy of Building Research, Shanghai Jianke Inspection Co., Ltd. The main drafters of this standard. Zhao Min, Zhu Qiuping, Pan Shifang, Sha Shengang, Liu Shuanghua, Su Qilong, Lin Xuan Yi, Ye, Lin Dan, Song Kai, Xu Zhixin, Yang Jinming, Zhu Ming, Wang Sheng, Ren Binbin. Exterior wall coatings - Classification and determination of water absorption

1 Scope

This standard specifies the method and classification of water absorption of exterior paint coatings Terms and definitions, principles, equipment and materials, specimen preparation, test procedures Order, result calculation, accuracy, grading and test report. This standard applies to industrial and civil buildings brick, stone, mortar, concrete and other porous substrates used in exterior paint.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 3186-2006 Paints, varnishes and raw materials for paints and varnishes - Sampling (ISO 15528..2000) GB/T 6682-2008 analytical laboratory water specifications and test methods (ISO 3696. 1987) Autoclaved lime sand bricks GB/T 13452.2-2008 Paints and varnishes - Determination of film thickness (ISO 2808..2007)

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Absorb liquid waterpermeability Under specified conditions, the ability of the coating to resist water penetration.

4 principle

The test paint is coated on one surface of a porous mineral substrate to prepare a test piece. The specimen immersed in water, under the conditions specified, said The quality of the specimen, according to changes in the quality of the specimen before and after immersion to determine water absorption.

5 instruments and materials

5.1 Test container From the sink and the bottom of the support specimen placed together with the triangular bracket. see picture 1. 5.2 blast drying oven Accuracy ± 2 ℃. 5.3 balance Accuracy 0.1g.

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