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GB/T 25456-2010 English PDF

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GB/T 25456-2010: Felt of piano
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Standard similar to GB/T 25456-2010

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Basic data

Standard ID GB/T 25456-2010 (GB/T25456-2010)
Description (Translated English) Felt of piano
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Y58
Classification of International Standard 97.200.20
Word Count Estimation 9,958
Date of Issue 2010-11-10
Date of Implementation 2011-05-01
Quoted Standard GB/T 2828.1-2003; GB/T 2910.1; GB/T 2910.2; GB/T 2910.3; GB/T 2910.4; GB/T 2910.5; GB/T 2910.6; GB/T 2910.7; GB/T 2910.8; GB/T 2910.9; GB/T 2910.10; GB/T 2910.11; GB/T 2910.12; GB/T 2910.13; GB/T 2910.14; GB/T 2910.15; GB/T 2910.16; GB/T 2910.17; GB/T 2910.18; GB/T 2910.19; GB/T 2910.20; GB/T 2910.21; GB/T 2910.22; GB/T 2910.23; GB/T 2910.24; GB/T 2910.101; GB/T 3920; GB/T 5706; GB/T 7573; FZ/T 01057.1; FZ/T 01057.2; FZ/T 01057.3; FZ/T 01057.4; FZ/T 01057.5; FZ/T 01057.6; FZ/T 01057.7; FZ/T 01057.8; FZ/T 01057.10; FZ/T 20003-2007; FZ/T 25001-1992; QB/T 2444
Regulation (derived from) National Standard Approval Announcement 2010 No.8 (Total No.163)
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
Summary This standard specifies the terms and definitions used piano mat, requirements, test methods, inspection rules, signs, packaging, transport and storage. This standard applies to the use of the piano felt products.

GB/T 25456-2010: Felt of piano

---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.
Felt of piano ICS 97.200.20 Y58 National Standards of People's Republic of China Piano Felt Issued on. 2010-11-10 2011-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee Instrument (SAC/TC371) centralized. This standard was drafted. Guangzhou Pearl River Piano Group Co., Ltd., Beijing Hua Ter wool new technology limited liability company, the National Wool Textile Products Quality Supervision and Inspection Center (Beijing), China National Light Industry Quality Supervision and Testing Center of the instrument (Guangzhou). The main drafters of this standard. Liang Zhiwei, Zhao Zhihua, Pan Qishan, horsepower, Xiao Wei, Zhao, Jianwen, Lucci sword. Piano Felt

1 Scope

This standard specifies the terms and definitions used piano felt, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to the use of the piano mat products.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 2828.1-2003 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch test sample Programme (ISO 2859-1.1999) GB/T 2910 (all parts) Textiles - Quantitative chemical analysis GB/T 3920 Textiles Tests for color fastness rubbing fastness (GB/T 3920-2008, ISO 105-X12.2001, MOD) GB/T 5706 Textile terms (gross section) GB/T 7573 Textiles Determination of pH value of the aqueous extract (GB/T 7573-2009, ISO 3071.2005, MOD) 01057 (all parts) FZ/T Test method for identification of textile fibers Moth agent content chemical analysis FZ/T 20003-2007 anti wool textiles FZ/T 25001-1992 industrial felt QB/T 2444 piano parts name

3 Terms and Definitions

GB/T 5706 and QB/T 2444 and established in the following terms and definitions apply to this standard. 3.1 Felt products used in the manufacture of the piano, the piano plays liner, pad, silencers, vibration, percussion and so on. 3.2 Flat carpet flatfelt Smooth surface, uniform thickness, the piece (5m above) or in a block (photos) felt. [GB/T 5706-1985, the definition 1.4.9.1] 3.3 Flatness tolerance flatnesstolerance Tolerance on the same piece of carpet thickness.

4 Requirements

4.1 Piano Felt technical indicators 4.1.1 felt hammers Technical Specifications Table 1. 4.1.2 flat carpet technical indicators in Table 2. 4.1.3 The flat head mat specifications in Table 3.

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