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LY/T 2555-2015 English PDF

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US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
LY/T 2555-2015: Wooden sound-absorbing panels
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
LY/T 2555-2015	279	Add to Cart	3 days	Wooden sound-absorbing panels	Valid

Similar standards

LY/T 3236 GB/T 4897 HJ 571 LY/T 2559 LY/T 2562 LY/T 2554

Basic data

Standard ID: LY/T 2555-2015 (LY/T2555-2015)
Description (Translated English): Wooden sound-absorbing panels
Sector / Industry: Forestry Industry Standard (Recommended)
Classification of Chinese Standard: B70
Classification of International Standard: 79.060.01
Word Count Estimation: 12,180
Date of Issue: 2015-10-19
Date of Implementation: 2016-01-01
Quoted Standard: GB/T 2828.1-2012; GB/T 3947-1996; GB 8624-2012; GB/T 17657-2013; GB/T 18102-2007; GB 18580; GB/T 18696.2-2002; GB/T 19367-2009; GB/T 20247-2006; LY/T 1718-2007
Regulation (derived from): National Forestry Anministration Announcement ��2015 No.19��
Issuing agency(ies): State Forestry Administration
Summary: This standard specifies the terms, classification, requirements, test methods, inspection rules and marking, packaging, transport and storage of wood sound absorbing panels. This standard applies to reverberation room method noise reduction coefficient greater than 0.2 wood-based panel.

LY/T 2555-2015: Wooden sound-absorbing panels

---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.
Wooden sound-absorbing panels ICS 79.060.01 B70 People's Republic of China forestry industry standards Wood acoustic board Posted on.2015-10-19 2016-01-01 implementation State Forestry Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of this document may be patentable. The release of this document The agency does not assume responsibility for identifying these patents. This standard proposed by the Zhejiang Provincial Forestry Department. This standard by the National Panel Standardization Technical Committee (SAC/TC198) and centralized. This standard was drafted. Forest Products Quality Inspection Station in Zhejiang Province, China Academy of Forestry Wood Industry Research Institute, China Building Decoration Materials Association, Beijing Institute of Labor Protection, Guangzhou Liyin Decoration Materials Co., Ltd., Beijing Century Sound Technology Co., Ltd., a wide Dongyao Donghua Furniture Sheet Co., Ltd., North New Building Materials Group Co., Ltd. Drafters of this standard. Army, Peng Limin, Wang Dong, Song Boyi, Zhang Zhongling, Sun Jiaqi, Liu Jinghua, Wang Kunquan, pass back through, Tang Rongqiang, Zeng Minhua, Zhou Kankan, Hong Yanquan, Wang Junfeng, Ma Xuan, Wang Zeng, Zhang Fangwen. Wood acoustic board

1 Scope

This standard specifies the terms of wood acoustic panels, classification, requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard applies to the reverberation chamber noise reduction coefficient greater than 0.2 wood-based panels.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 2828.1-2012 Sampling procedures for inspection - Part 1. batch acceptance inspection by acceptance quality limit (AQL) sampling plan GB/T 3947-1996 Acoustics terminology Classification of combustion properties of building materials and products Testing methods of physical and chemical properties of wood - based panels and veneer wood - based panels GB/T 18102-2007 impregnated paper laminated wood floor GB 18580 interior decoration materials and panels of formaldehyde emission limit GB/T 18696.2-2002 acoustic impedance tube sound absorption coefficient and acoustic impedance measurement - Part 2. transfer function method Determination of the size of plywood GB/T 19367-2009 Acoustics reverberation chamber sound absorption measurement GB/T 20247-2006 LY/T 1718-2007 Lightweight fibreboard

3 Terms and definitions

Terms and definitions GB/T 3947-1996 defined and the following provisions apply to this document. 3.1 Noise reduction coefficient noisereductioncoefficient The average of the sound absorption coefficients measured at 250Hz, 500Hz, 1000Hz and.2000Hz is calculated as two digits after the decimal, and the last digit is taken as 0 or 5. [GB/T 3947-1996, Definition 12.43] 3.2 Reverberation room noise reduction coefficient greater than 0.2 wood-based panels. 3.3 Wooden perforated acoustic board woodenperforatedsound-absorbingpanels Wood as the main material, according to the principle of resonant absorption, the use of perforation process with a sound-absorbing effect of the wood-based panels. 3.4 Wooden porous sound absorbing board woodenporoussound-absorbingpanels To wood as the main material, the application of materials through the capillary structure of damping sound-absorbing porous wood-based panels. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of LY/T 2555-2015_English be delivered?

Answer: Upon your order, we will start to translate LY/T 2555-2015_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of LY/T 2555-2015_English with my colleagues?

Answer: Yes. The purchased PDF of LY/T 2555-2015_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.