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GB/T 18958-2022 English PDF

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Q: Should I purchase the latest version GB/T 18958-2022?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 18958-2022 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$359.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 18958-2022: Hardly flammable medium density fiberboard
Status: Valid

GB/T 18958: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 18958-2022	359	Add to Cart	4 days	Hardly flammable medium density fiberboard	Valid
GB/T 18958-2013	319	Add to Cart	3 days	Difficult-flammable medium density fiberboard	Obsolete
GB/T 18958-2003	199	Add to Cart	2 days	Fire-retardant medium density fiber board	Obsolete

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Basic data

Standard ID: GB/T 18958-2022 (GB/T18958-2022)
Description (Translated English): Hardly flammable medium density fiberboard
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B70
Classification of International Standard: 79.060.20
Word Count Estimation: 18,120
Date of Issue: 2022-12-30
Date of Implementation: 2023-07-01
Older Standard (superseded by this standard): GB/T 18958-2013
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 18958-2022: Hardly flammable medium density fiberboard

---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 79.060.20 CCSB70 National Standards of People's Republic of China Replacing GB/T 18958-2013 Flame Retardant MDF Posted on 2022-12-30 2023-07-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

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. The combustion performance grades and requirements of flame-retardant MDF specified in this document are based on GB 8624-2012 "Building Materials and Manufacturing In terms of technical content, it is equivalent to the corresponding grade and requirements of this standard. Meet the general technical requirements The technical requirements of GB/T 11718-2021 "Medium Density Fiberboard". This document replaces GB/T 18958-2013 "Flame Retardant Medium Density Fiberboard". Compared with GB/T 18958-2013, except for structural adjustment and Apart from editorial changes, the main technical changes are as follows. a) Changed the classification of flame-retardant medium density fiberboard according to its combustion performance; Classification according to the level of burning droplets/particles and the applicable conditions of the board (see Chapter 4, Chapter 5 of the.2013 edition); b) Added technical requirements for flame-retardant architectural MDF (see 5.3); c) Sampling methods for samples and test pieces have been added (see Chapter 6); d) Changed the marking method of flame-retardant MDF (see Chapter 8, Chapter 9 of the.2013 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 by the State Forestry and Grassland Administration. This document is under the jurisdiction of the National Wood-based Panel Standardization Technical Committee (SAC/TC198). This document was drafted by. Wood Industry Research Institute of Chinese Academy of Forestry, Sichuan Fire Research Institute of Emergency Management Department, Dehua Bunny Decoration New Materials Co., Ltd., Zhaoqing Lihe Technology Development Co., Ltd., Yixian Shenglin Board Industry Co., Ltd., Zhejiang Fangyuan Testing Group Co., Ltd., Guangdong Yaodonghua Decoration Material Technology Co., Ltd., Nanjing Forestry University, Guangdong Yilian Fire Protection Material Co., Ltd., Zhejiang Shenghua Yunfeng New Material Co., Ltd., Daya Wood-based Panel Group Co., Ltd., Henan Senyuan Technology Co., Ltd., Shandong Baishida Wood Industry Co., Ltd. Company, Jiangsu Shengmao Wood Industry Co., Ltd., Guangxi Forest Industry Group Co., Ltd., Anhui University of Technology, Liaocheng City Product Quality Supervision and Inspection Institute, Wuhan Green Hanye Materials Co., Ltd., Beijing Institute of Technology, Shandong Non-metallic Materials Research Institute, Zunhua Kuowang Wood Industry Co., Ltd. The main drafters of this document. Chen Zhilin, Jiang Peng, Li Min, Wu Yungang, Shen Jianping, Zhao Chenggang, Bao Hongling, Xu Haiyu, Zeng Minhua, Jin Juwan, Liu Wei, Huang Yuxiang, Huang Zhenglin, Shen Yunfang, Chen Xiulan, Shao Zhenxiang, Bai Song, Liu Hailiang, Zhang Shiqiu, Wang Shuangyong, Zhang Hao, Du Xiaoyan, Zhou Wei, Chen Zhigang, Zhang Wenchao, Wang Qianqian, Chen Qian, Ma Qing, Jia Hongyu, Lu Jinhan, Pan Fangya. The previous versions of the documents replaced by this document are as follows. --- First published as GB/T 18958-2003 in.2003, first revised in.2013; --- This is the second revision. Flame Retardant MDF

1 Scope

This document specifies the classification and code, requirements, inspection rules, marking, packaging, transportation and storage requirements of flame-retardant MDF, and describes The method of measurement and test for flame retardant MDF. This document applies to flame retardant MDF.

2 Normative references

The contents of the following documents constitute the essential clauses 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 5907.1-2014 Firefighting Vocabulary Part 1.General Terms GB 8624-2012 Classification of combustion behavior of building materials and products GB/T 8626-2007 Test methods for flammability of building materials GB/T 11718-2021 medium density fiberboard GB/T 17657-2013 Test methods for physical and chemical properties of wood-based panels and veneered wood-based panels GB/T 18259-2018 Wood-based panels and their surface decoration terms GB 18580-2017 Limits of formaldehyde release in wood-based panels and their products for interior decoration and refurbishment GB/T 19367 Dimensional determination of wood-based panels GB/T 20284-2006 Single combustion test of building materials or products GB/T 20285-2006 Material smoke toxicity hazard classification GB/T 39600-2021 Formaldehyde emission classification of wood-based panels and their products

3 Terms and Definitions

GB/T 5907.1-2014, GB 8624-2012, GB/T 8626-2007, GB/T 11718-2021, GB/T 18259-2018 and GB/T 20284-2006 and the following terms and definitions apply to this document. 3.1 After flame retardant treatment, the combustion performance reaches the level of flame retardant medium density fiberboard. 3.2 Combustion performance burning performance Under specified conditions, the fire reaction characteristics and fire resistance of materials or substances. [Source. GB/T 5907.1-2014, 2.25, modified] 3.3 Flammability combustibility Under the specified test conditions, the material can be ignited and can continue to burn. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 18958-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 18958-2022_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 18958-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 18958-2022_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 18958-2022?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 18958-2022 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.