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LY/T 1984-2022: (restructured wood floors)
Status: Valid LY/T 1984: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| LY/T 1984-2022 | English | 299 |
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(restructured wood floors)
| Valid |
LY/T 1984-2022
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| LY/T 1984-2011 | English | 439 |
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3 days [Need to translate]
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Reconstitued wood flooring
| Obsolete |
LY/T 1984-2011
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PDF similar to LY/T 1984-2022
Basic data | Standard ID | LY/T 1984-2022 (LY/T1984-2022) | | Description (Translated English) | (restructured wood floors) | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B70 | | Classification of International Standard | 79.080 | | Word Count Estimation | 12,198 | | Date of Issue | 2022-09-07 | | Date of Implementation | 2023-01-01 | | Issuing agency(ies) | State Forestry and Grassland Administration | LY/T 1984-2022: (restructured wood floors)---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.
ICS 79.080
CCSB70
Forestry Industry Standard of the People's Republic of China
Replace LY/T 1984-2011
restructured wood floors
Released on 2022-09-07
2023-01-01 Implementation
Released by the State Forestry and Grassland 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 for Standardization Documents"
drafting.
This document replaces LY/T 1984-2011 "Recombined Wood Flooring". Compared with LY/T 1984-2011, except for structural adjustments and editorial changes
In addition to the dynamics, the main technical changes are as follows.
a) The definition of "recombined wood" has been changed (see 3.1, 3.1 of the.2011 edition);
b) Delete the definition of "composite and restructured wood flooring" (see 3.3 of the.2011 edition);
c) Deleted the classification (see Chapter 4 of the.2011 edition);
d) Delete the grading and appearance quality requirements for first-class products (see 4.1, 4.3, 5.1, 5.3.1 of the.2011 edition);
e) Changed the defect requirements for tongue defects, pollution, wrinkled skin and paint leakage in qualified products (see 4.3, 5.3.1 of the.2011 edition);
f) Change the wear resistance requirements of the surface paint film (see 4.4, 5.4 of the.2011 edition);
g) Change the expression and inspection method of surface paint film adhesion index results (see 4.4, 5.3.10, 5.4, 6.3.11 of the.2011 edition);
h) Added the performance requirements and inspection methods for the release rate of total volatile organic compounds (72h) (see 4.4, 5.3.13);
i) Changed the inspection method of specifications and dimensions (see 5.1, 6.1 of the.2011 edition);
j) Increased density, 24h water absorption thickness expansion rate, static bending strength, and internal bond strength test pieces do not need to be balanced (see
5.3.3, 5.3.4, 5.3.5, 5.3.6, 6.3.4, 6.3.5, 6.3.6, 6.3.7 of the.2011 edition);
k) Delete the heat conduction efficiency index and inspection method (see 5.4, 6.3.15 of the.2011 edition);
l) The test methods for surface stain resistance and color fastness to light have been changed (see 6.3.10, 6.3.14, 5.3.9, 5.3.14 of the.2011 edition);
m) Changed the sampling quantity of physical and chemical properties (see 6.2.3.1, 7.3.3.1 of the.2011 edition).
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed and managed by the National Wood-based Panel Standardization Technical Committee (SAC/TC198).
This document was drafted by. Zhejiang Academy of Forestry Sciences, Dehua Group Holdings Co., Ltd., Zhejiang Shenghua Yunfeng New Materials Co., Ltd.
Co., Ltd., Jiusheng Flooring Co., Ltd., Zhejiang Shiqiang Bamboo Industry Co., Ltd., Quzhou Fangyuanlin Product Inspection and Testing Co., Ltd., Shandong Bomu
Base Materials Co., Ltd., Ruitong Polymer Technology (Zhejiang) Co., Ltd., Zhejiang Institute of Standardization, Zhejiang Forest Resources Monitoring Center, Security
Ji County Quality and Technology Supervision and Testing Center.
The main drafters of this document. Fang Chongrong, Xu Manping, Guo Feiyan, Tang Rongqiang, Song Jianping, Zhan Xianxu, Yu Haixia, Ding Xuwei, Qiu Zhangzhong,
Pang Xiaoren, Sun Longxiang, Gan Meijiao, Jia Xiujuan, Chen Lin, Wan Xiujuan, Qi Dongqiang, Chunhua.
The release status of previous versions of this document and the documents it replaces are as follows.
---First published as LY/T 1984-2011 in.2011;
--- This is the first revision.
restructured wood floors
1 Scope
This document specifies the requirements, inspection methods, inspection rules, marking, packaging, transportation and storage of reconstituted wood flooring.
This document applies to floors made of reconstituted wood.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 2828.1-2012 Counting sampling inspection procedure Part 1.Batch-by-batch inspection sampling retrieved by acceptance quality limit (AQL)
plan
GB/T 15036.1-2018 Solid wood flooring Part 1.Technical requirements
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 veneered wood-based panels
GB/T 18103-2013 Solid wood composite flooring
GB 18580 Limits of formaldehyde release in wood-based panels and their products for interior decoration and refurbishment
GB/T 28998-2012 Recombined decorative materials
GB/T 29899-2013 Test method for release of volatile organic compounds in wood-based panels and their products Small release chamber method
3 Terms and Definitions
The following terms and definitions defined in GB/T 15036.1-2018 and GB/T 28998-2012 apply to this document.
3.1
reconstitutedwood reconstitutedwood
Fast-growing wood or small-diameter wood, branch wood, etc., which are made by rotary cutting, thinning or rolling, sizing, and forming billets along the grain, and pressurized.
3.2
A floor made of reconstituted wood.
4 requirements
4.1 Grading
According to the appearance quality, the products are divided into two grades. superior products and qualified products.
4.2 Dimensions and their deviations
4.2.1 Specifications and dimensions
The specifications and dimensions of the restructured wooden floor are as follows.
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