GB/T 29256.6-2012 English PDF

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GB/T 29256.6-2012: Textiles -- Woven fabrics -- Construction -- Methods of analysis -- Part 6: Determination of the mass of warp and weft per unit area of fabric
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29256.6-2012	139	Add to Cart	3 days	Textiles -- Woven fabrics -- Construction -- Methods of analysis -- Part 6: Determination of the mass of warp and weft per unit area of fabric	Valid

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Basic data

Standard ID: GB/T 29256.6-2012 (GB/T29256.6-2012)
Description (Translated English): Textiles -- Woven fabrics -- Construction -- Methods of analysis -- Part 6: Determination of the mass of warp and weft per unit area of fabric
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W04
Classification of International Standard: 59.080.30
Word Count Estimation: 6,680
Quoted Standard: GB/T 2910.1; GB/T 6529
Adopted Standard: ISO 7211-6-1984, MOD
Regulation (derived from): National Standards Bulletin No. 41 of 2012
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 measurement unit area of ??fabric quality of the warp and weft of the two methods, according to the needs can be one of them. This section applies to most fabric, does not apply to the yarn of the fabric is not easy to remove.

GB/T 29256.6-2012: Textiles -- Woven fabrics -- Construction -- Methods of analysis -- Part 6: Determination of the mass of warp and weft per unit area of fabric

---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.
. Textiles Woven fabrics Construction Methods of analysis Part 6.. Determination of the mass of warp and weft per unit area of \u200b\u200bfabric ICS 59.080.30 W04 National Standards of People's Republic of China Textiles - Woven fabrics structure analysis method Part 6. Fabric basis Determination of warp and weft yarn quality Part 6. Determinationofthemassofwarpandweftperunitareaoffabric (ISO 7211-6. 1984, MOD) Issued on. 2012-12-31 2013-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 29256 "Textiles - Woven fabrics structure analysis method" includes the following sections. Part 1. Figure and heald weave, mechanized representation of FIG denting and lifting; Part 3. yarn in fabric shrinkage measurement; Part 4. Determination of twist in yarn removed from fabric; Part 5. Determination of linear density of yarn removed from fabric; Part 6. Fabric weft yarn mass per unit area was measured. This section GB/T Part of 629,256. This section drafted in accordance with GB/T 1.1-2009, rules GB/T 20000.2-2009 given. GB/T 29256 "textile fabric structure analysis machine" section above and the corresponding part of ISO 7211 series of standards corresponding. And ISO 7211 Part 2 corresponding to the national standard GB/T 4668-1995 "Determination of density woven fabrics", GB/T 4668- 1995 referring to the use of ISO 7211-2. 1984 developed. This section uses redrafted Law Amendment uses ISO 7211-6. 1984 "Textiles - Woven fabric structure analysis methods - Part 6. Weft yarn quality measurement area "fabric units. Part of this ISO 7211-6. 1984 The main differences are as follows. --- Deleted the introductory part; --- Normative references are replaced by the corresponding international standards to national standards; --- Increased range and does not apply content; --- A simplified description of the principle of the method; --- Results The calculation of "accurate to one decimal place"; --- Test report adds "sample description." This part is proposed by the China Textile Industry Association. This part of the National Textile basic standards Standardization Technical Committee Technical Committee (SAC/TC209/SC1) centralized. This section is drafted. Textile Standard (Beijing) Inspection and Certification Center Co., Ltd., Jiangsu Menglan Group Co., Ltd., Shenzhen Chang-seok Textile has Limited liability company. The main drafters of this section. Wang Huan, Zheng Yuying, Liu Shijie, Chen Jianhua, Xu Baiqing. Textiles - Woven fabrics structure analysis method Part 6. Fabric basis Determination of warp and weft yarn quality

1 Scope

This section GB/T 29256 provides for two methods of fabric per unit area of \u200b\u200bthe warp and weft of quality, it may be necessary One. This section applies to most fabrics, yarn does not apply to easily remove the fabric.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 2910.1 Textiles - Quantitative chemical analysis - Part 1. General principles of testing (GB/T 2910.1-2009, ISO 1833-1. 2006, IDT) GB/T 6529 Textiles conditioning and testing using standard atmosphere (GB/T 6529-2008, ISO 139.2005, MOD) Principle 3 Method A. the sample draw a rectangle marked on the fabric samples tested, unless after the fibrous material to decompose remove warp and weft were measured Its quality. Method B. the known area of \u200b\u200bsample decomposition, remove the warp and weft, warp and weft yarn from going after unless fibrous material were measured quality.

4 Equipment and materials

4.1 indelible printing inks. 4.2 scissors. 4.3 Analysis of the needle. 4.4 Small template. square or rectangular area the size of the sample is consistent with the provisions of the length and width ratio should not exceed 4. 4.5 formwork. square, the size of the template to surround a small area is appropriate (small template with its diagonal parallel to the enclosed side placement). 4.6 Balance, precision of at least 0.001g.

5 conditioning and testing atmosphere

Standard atmospheric GB/T 6529 regulations were pre humidity control, humidity control and testing.

6 Sample

6.1 The humidity Before marking or cutting samples, the samples were exposed for wet atmosphere to the standard balance. ......

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