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GB/T 38752-2020: Difficult-flammable blockboard
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38752-2020 | English | 259 |
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Difficult-flammable blockboard
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GB/T 38752-2020
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Basic data | Standard ID | GB/T 38752-2020 (GB/T38752-2020) | | Description (Translated English) | Difficult-flammable blockboard | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B70 | | Classification of International Standard | 79.060.20 | | Word Count Estimation | 14,190 | | Date of Issue | 2020-04-28 | | Date of Implementation | 2020-11-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38752-2020: Difficult-flammable blockboard---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.
Difficult-flammable blockboard
ICS 79.060.20
B70
National Standards of People's Republic of China
Flame retardant blockboard
2020-04-28 release
2020-11-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some content of this document may involve patents. Publication of this document
The institution does not assume responsibility for identifying these patents.
This standard was proposed by the State Forestry and Grassland Bureau.
This standard is under the jurisdiction of the National Artificial Board Standardization Technical Committee (SAC/TC198).
This standard was drafted by. Timber Industry Research Institute of Chinese Academy of Forestry, Sichuan Fire Research Institute of Emergency Management Department, Dehua Bunny
Decoration New Material Co., Ltd., Nanjing Jiangning Analytical Instrument Co., Ltd., Jiusheng Flooring Co., Ltd., Millennium Zhouxin Material Technology Group Co., Ltd.
Division, Guangdong Yaodonghua Decoration Material Technology Co., Ltd., Shandong Tairan Material Technology Co., Ltd., Han Shifu Integrated Home Furnishing Co., Ltd., Xiamen
Menjunxiang Wood Co., Ltd., Dehua Group Holding Co., Ltd., Dalian Penghong Wood Group Co., Ltd., Henan Senyuan Technology Co., Ltd.
Division, Shenzhen Song Boyu Technology Co., Ltd., Hunan Provincial Commodity Quality Supervision and Inspection Institute.
Drafters of this standard. Chen Zhilin, Jiang Peng, Liang Shanqing, Zhao Chenggang, Tang Zhaoqun, Zhang Xiaowei, Wang Fuhai, Chao Jiu, Bi Haiming, Zeng Minhua, Zhang Xiang,
Han Zongli, Chen Zhiyong, Sheng Shixiong, Zhao Yulin, Shao Zhenxiang, Zhan Xiongguang, Yao Bin.
Flame retardant blockboard
1 Scope
This standard specifies the terms and definitions, classification, nomenclature and grouping guides, requirements, test methods, inspection rules and
Identification, labeling, packaging, transportation and storage.
This standard applies to blockboards with flame retardant properties other than flooring materials.
2 Normative references
The following documents are essential for the application of this document. For dated references, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GB/T 1933-2009 Wood density determination method
GB/T 5849-2016 Blockboard
GB 8624-2012 Classification of combustion performance of building materials and products
GB/T 8626-2007 Test method for flammability of building materials
GB/T 17658-2018 Flame retardant wood burning performance test Fire propagation test method
GB 18580-2017 indoor decoration materials wood-based panel and its products formaldehyde release limit
GB/T 20284-2006 monomer burning test of building materials or products
GB/T 20285-2006 Material smoke toxicity hazard classification
3 Terms, definitions or abbreviations
The terms and definitions defined in GB/T 5849-2016 and the following apply to this document.
3.1
All or part of wood strips, adhesives, veneer or plywood are flame-retardant, and the core is composed of wood strips along the grain direction, both sides
A kind of artificial board glued with veneer or plywood assembly blank.
3.2
Burningbehavior
Under specified conditions, the fire response characteristics and fire resistance of materials or substances.
[GB/T 5907.1-2014, definition 2.25]
3.3
Combustibility
Under the specified test conditions, the material can be ignited and can burn continuously.
[GB/T 5907.1-2014, definition 2.54]
3.4
Flamingdroplets/particles
During the combustion test, substances or particles separated from the sample.
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