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Test method of artificial weathering for coatings on exterior wood
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GB/T 33569-2017
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Basic data Standard ID | GB/T 33569-2017 (GB/T33569-2017) | Description (Translated English) | Test method of artificial weathering for coatings on exterior wood | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | B69 | Classification of International Standard | 79.040 | Word Count Estimation | 6,654 | Date of Issue | 2017-05-12 | Date of Implementation | 2017-12-01 | Quoted Standard | GB/T 4893.4-2013; GB/T 4893.6-2013; GB/T 6682-2008; GB/T 9761-2008; GB/T 11186.3; GB/T 33568-2017; GB/T 11186.2 | 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 use of fluorescent lamps containing ultraviolet light, condensation and spraying equipment to test the outdoor surface of artificial wood artificial aging test method. This standard applies to outdoor wood finishing surface artificial aging performance test. |
GB/T 33569-2017: Test method of artificial weathering for coatings on exterior wood---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.
Test method of artificial weathering for coatings on exterior wood
ICS 79.040
B69
National Standards of People's Republic of China
Outdoor wood finish surface
Artificial aging test method
2017-05-12 released
2017-12-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. The issuer of this document does not assume responsibility for the identification of these patents.
This standard is proposed by the State Forestry Administration.
This standard is under the jurisdiction of the National Committee for Standardization of Wood (SAC/TC41).
The drafting of this standard. China Forestry Research Institute of Wood Industry Research Institute, the national wood-based panel and wood products quality supervision and inspection
Heart, the United States Branch Panuo Experimental Equipment Company Shanghai Representative Office, Quanzhou Meibang Instrument Co., Ltd., PPG Coatings (Tianjin) Co., Ltd., Xiamen
City Gling Biotechnology Co., Ltd., Beijing double-Chi Tong Technology Development Co., Ltd., Beijing Oriental Technology Co., Ltd., Southwest Forestry
Science, State Forestry Administration Forest Products Quality Inspection and Testing Center (Nanning).
The main drafters of this standard. Yang Zhong, Zhang Heng, Peng Rui, Hao Jiayang, Zhang Hailin, Chen Zhiyong, Xu Chaoyang, Sun Xinglei, Sun Meiru,
Zheng Zhifeng, Wang Junfeng, Sun Xuedong, Zhang Xunya, Zhang Mao Mao, Pang Xiaoyu.
Outdoor wood finish surface
Artificial aging test method
1 Scope
This standard specifies the use of fluorescent lamps containing ultraviolet light, condensation and spray equipment, such as outdoor testing of artificial wood surface aging test
Test method.
This standard applies to outdoor wood finishing surface artificial aging performance test.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
GB/T 4893.4-2013 Furniture surface paint film physical and chemical properties test Part 4. Adhesion cross cutting method
GB/T 4893.6-2013 Furniture surface film physical and chemical properties test Part 6. gloss determination method
Analysis of laboratory water specifications and test methods GB/T 6682-2008
GB/T 9761-2008 Visual coloring of paints and varnishes
GB/T 11186.2 Methods of measurement of paint film colors - Part 2. Color measurement
Methods of measurement of paint film colors - Part 3. Chromatic aberration calculations GB/T 11186
Surface grade and evaluation method for exterior finishing of outdoor wood GB/T 33568-2017
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Control control
Select the sample to be used as a reference value. All other samples are compared with them.
3.2
Peeling peeling
One or more of the coating is separated from its lower coating, or the coating is completely separated from the substrate.
3.3
Cracking
The appearance of cracks in the paint film caused by surface aging.
3.4
Powder chalking
The surface of the paint film due to its degradation of one or more of the paint base and the decomposition of the pigment, showing the phenomenon of loose adhesion of fine powder.
3.5
Adhesion
The degree of firmness between the paint film and the coated surface (by physical or chemical action).
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