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GB/T 20446-2022: Wood moulding
Status: Valid GB/T 20446: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 20446-2022 | English | 479 |
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5 days [Need to translate]
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Wood moulding
| Valid |
GB/T 20446-2022
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| GB/T 20446-2006 | English | 759 |
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Wood moulding
| Obsolete |
GB/T 20446-2006
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PDF similar to GB/T 20446-2022
Basic data | Standard ID | GB/T 20446-2022 (GB/T20446-2022) | | Description (Translated English) | Wood moulding | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B64 | | Classification of International Standard | 79.080 | | Word Count Estimation | 26,263 | | Date of Issue | 2022-10-14 | | Date of Implementation | 2023-05-01 | | Older Standard (superseded by this standard) | GB/T 20446-2006 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 20446-2022: Wood moulding---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.
Wood moulding
ICS 79.080
CCSB64
National Standards of People's Republic of China
Replacing GB/T 20446-2006
wooden lines
Published on 2022-10-12
2023-05-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
This document replaces GB/T 20446-2006 "Wooden Lines". Compared with GB/T 20446-2006, except for structural adjustments and editorial changes
In addition, the main technical changes are as follows.
a) Changed the scope (see Chapter 1, Chapter 1 of the.2006 edition);
b) Modified normative references (see Chapter 2, Chapter 2 of the.2006 edition);
c) Changed the definition of wood lines, and added the definitions of finishing, plastering, cladding, solid wood lines, wood-based panels, and wood-plastic lines
(See 3.1, 3.5~3.10, 3.1 of the.2006 edition);
d) The classification has been changed and the classification has been deleted (see Chapter 4, 4.1 and 4.2 of the.2006 edition);
e) The technical requirements were changed, the applicable tree species were deleted, the requirements for raw materials were added, and the requirements for appearance quality, processing accuracy and physical and chemical properties were changed.
Seek (see 5.1, 5.3, 5.4, 5.1, 5.2, 5.4, 5.5 of the.2006 edition);
f) Deleted the tree species inspection, modified the appearance quality inspection, increased the preparation and size of the physical and chemical performance test pieces, and increased the water absorption thickness and swelling.
Test methods for swelling ratio, dipping peeling, hardness, dimensional stability, paint film adhesion, color fastness to light (see 6.2, 6.3,.2006 edition
6.1, 6.4, 6.5);
g) Changed the inspection rules, added inspection classification, deleted the sign and determination of tree species name, sampling and determination of formaldehyde emission, inspection
Test report, adding physical and chemical properties test (see 7.1, 7.2.4, 7.2.5, 7.1.2, 7.1.6, 7.2, 7.3 of the.2006 edition).
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the State Forestry and Grassland Administration.
This document is under the jurisdiction of the National Timber Standardization Technical Committee (SAC/TC141).
This document is drafted by. Guangxi Zhuang Autonomous Region Forestry Research Institute, Chinese Academy of Forestry Research Institute of Wood Industry, Zhejiang Anhui
Fengju Home Furnishing Co., Ltd., Hongmu Fang Home Furnishing Technology (Huzhou) Co., Ltd., Zhejiang Shiyou Wood Industry Co., Ltd., Shengxiang Group Co., Ltd., Zhejiang
Provincial Academy of Forestry Sciences, Heilongjiang Academy of Forestry Sciences, Shanghai Wood Industry Research Institute Co., Ltd., Shanghai Quality Supervision and Inspection Technology Research Institute
Research Institute, Guangdong Forestry Research Institute, Quzhou Fangyuan Forest Products Inspection and Testing Co., Ltd., Zhejiang Shenghua Yunfeng New Materials Co., Ltd.,
Jiaxing Runpeng Wood Industry Co., Ltd., Jiangsu Jiashijia New Material Group Co., Ltd., Jiangshan Oupai Door Industry Co., Ltd., Jiangshan Flowers and Trees
Craftsman Home Co., Ltd., Zhejiang Jianyi Wood Co., Ltd., Jiangshan Changchang Wood Co., Ltd., Jiangshan Bowei Wood Co., Ltd., Jiangshan City
Celebrity Furniture Co., Ltd., Zhejiang Panjia Door Industry Co., Ltd., Dingli New Material Technology Co., Ltd., Huzhou Nanxun Meixing Wood Industry Co., Ltd.,
Dongguan Lejing Building Materials Technology Co., Ltd., Shanghai Dianguan Industrial Co., Ltd., Suzhou Gukaliwei Wood Co., Ltd., Huzhou Nanxun Shenggemu
Products Factory, Huzhou Geran Home Furnishing Co., Ltd., Huzhou Nanxun Taiji Wood Industry Co., Ltd., Guangxi Shangsi Hualin Forestry Industry Co., Ltd., Guilin Mao
Jia Arts & Crafts Co., Ltd., Guangxi Forest Industry Group Co., Ltd., Guangxi Guilin Huahai Household Products Co., Ltd., Guangxi Guilin Yikai Huahai
Household Products Co., Ltd., Guangxi Zhongsen Wood Co., Ltd., Guilin Gaoxu Arts & Crafts Co., Ltd., Guilin Zhanji Home Furnishing Technology Co., Ltd.,
Institute of Microbiology, Heilongjiang Academy of Sciences.
The main drafters of this document. Peng Limin, Chen Songwu, Lu Jun, Liang Shanqing, Jia Dongyu, Zhai Fenghui, Zhang Chao, Chen Long, Zhang Hua, Tian Qikui,
Li Wenzhong, Cao Yongjian, Qiu Zhangzhong, Jiang Zhihua, Zhao Baocheng, Yu Yanfen, Tang Shijiang, Liu Jianwen, Wu Shuigen, Wang Zhong, Zhou Juzhong, Jiang Yanhong,
Jiang Fangsheng, Wang Zhen, Ye Binghua, Zhang Xiangyang, Gu Peiliang, Zhang Yongyong, Ma Xiaobing, Chen Shunxiang, Zhu Guangwei, Qian Shengda, Shen Zheng, Pan Guangpeng, Mao Weiliang,
Hu Lilong, Cai Gaoxu, Zhou Ming, Huang Jianbin, Lu Zhongyu, Li Jie, Zhang Xin, Ma Xuan, Chen Yu, Li Xiaoyan, Luo Yufen, Chen Guidan, Liu Xiaoling, Wang Junfeng,
Huang Tenghua, Luan Jie, Huang Shanzhong, He Jinrong, Wang Huishan, Wang Ying.
The previous versions of the documents replaced by this document are as follows.
---First published in.2006 as GB/T 20446-2006;
---This is the first revision.
wooden lines
1 Scope
This document specifies the classification, requirements, test methods, inspection rules and identification, packaging, transportation and storage of wood strips.
This document applies to lines processed from wood materials such as solid wood, wood-based panels, and wood-plastic materials.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 1931-2009 Determination method of wood moisture content
GB/T 2828.1-2012 Counting Sampling Inspection Procedures Part 1.Lot-by-Lot Inspection Sampling Retrieved by Acceptance Quality Limit (AQL)
plan
GB/T 3398.2-2008 Determination of hardness of plastics - Part 2.Rockwell hardness
GB/T 15036.2-2018 Solid Wood Flooring Part 2.Inspection Methods
GB/T 17657-2013 Test methods for physical and chemical properties of wood-based panels and veneer wood-based panels
GB/T 18259-2018 Terms for wood-based panels and their surface decoration
GB 18580 Limits of formaldehyde emission in wood-based panels and their products of interior decoration materials
GB/T 21140 Finger joint material for non-structural use
GB/T 39600 Wood-based panel and its product formaldehyde emission classification
3 Terms and Definitions
The terms and definitions defined in GB/T 18259-2018 and the following terms and definitions apply to this document.
3.1
Strips for interior decoration made of solid wood (including finger-jointed wood, laminated wood), wood-based panels, and wood-plastic materials as base materials.
product.
3.2
The intersection line of the two back sides of the cross section is a right angle or the extension line on the side is a right angle wooden line. See Figure 1a) to Figure 1c).
a) b) c)
Figure 1 Corner line
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