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GB/T 33022-2016: Classification and mark for modified wood
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 33022-2016 | English | 119 |
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Classification and mark for modified wood
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GB/T 33022-2016
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Basic data | Standard ID | GB/T 33022-2016 (GB/T33022-2016) | | Description (Translated English) | Classification and mark for modified wood | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B69 | | Classification of International Standard | 79.040 | | Word Count Estimation | 6,691 | | Date of Issue | 2016-10-13 | | Date of Implementation | 2017-05-01 | | Regulation (derived from) | National Standard Notice No.1716 of 2016 | | 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 | GB/T 33022-2016: Classification and mark for modified 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.
Classification and mark for modified wood
ICS 79.040
B69
National Standards of People's Republic of China
Classification and marking of modified
2016-10-13 released
2017-05-01 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.
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 unit of this standard. Institute of Wood Industry, Chinese Academy of Forestry, Hebei Amesen Wood Processing Co., Ltd., Guangdong Province
China Wood Industry Co., Ltd., Greenbao ecological materials Technology (Shanghai) Co., Ltd., Hunan Dongliang Wood Co., Ltd., Taizhou City, Zhejiang wood
Co., Ltd., Yangpu Jiuji Timber Technology Co., Ltd., Beijing Xin Chu of the park environmental technology limited liability company.
The main drafters of this standard. Zhang Yuping, Liu Junliang, Yang Zhong, Chai Yubo, Lu Wenhua, Li Li, Huang Qiongtao, Wang Yin, Liu Xiaofang, Lu Zhimin,
Huang Peiwei, Dong Xueming.
Classification and marking of modified
1 Scope
This standard specifies the terms and definitions, classification and identification of modified wood.
This standard applies to the use of physical, chemical and other methods of wood processing of modified wood.
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.
China 's main timber name
GB/T 18513 China 's main import timber name
LY/T 1925 Antiseptic wood product identification
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Wood modification
Through the physical, chemical or biological methods such as wood processing, improved wood properties of the process.
3.2
Wood physical modification physicalmodificationofwood
Through the heating, boiling, steaming, compression and other methods to improve the nature of the wood process.
3.3
Chemical modification of wood
Through the chemical agents and wood components in the reaction of reactive groups to form covalent bond, improve the nature of the wood process.
3.4
Immersion treatment
The process of immersing the modifier in the wood by immersing the wood in the modifier, by means of pressure or atmospheric pressure.
3.5
Heat treatment
In a certain environment, the wood heating (temperature is usually higher than 160 ℃) treatment process.
3.6
Compression processing compressiontreatment
The process of softening the wood by means of heat or other means, and then pressing the wood.
3.7
Resin modified wood modifiedwoodwithresinimpregnation
The use of water-soluble thermosetting resin (such as urea-formaldehyde resin, phenolic resin, melamine resin, etc.) as the main modifier treatment of wood
Modified wood.
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