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FZ/T 20021-2012 PDF English

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FZ/T 20021-2012: Method for determination of dimensional change of fabrics induced by free stream
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FZ/T 20021: Historical versions

Std IDVersionUSDBuyDeliver [PDF] inTitle (Description)
FZ/T 20021-2012English149 Add to Cart 2 days [Need to translate] Method for determination of dimensional change of fabrics induced by free stream
FZ/T 20021-1999English199 Add to Cart 2 days [Need to translate] Method for determination of dimensional change of fabrics induced by free steam

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Basic data

Standard ID FZ/T 20021-2012 (FZ/T20021-2012)
Description (Translated English) Method for determination of dimensional change of fabrics induced by free stream
Sector / Industry Spinning & Textile Industry Standard (Recommended)
Classification of Chinese Standard W04
Classification of International Standard 59.080.01
Word Count Estimation 5,597
Older Standard (superseded by this standard) FZ/T 20021-1999
Quoted Standard GB/T 6529; GB/T 8170; GB/T 8628
Regulation (derived from) Ministry of Industry and Information Technology Bulletin 2012 No. 20; industry standard filing Notice 2012 No. 7 (No. 151 overall)
Issuing agency(ies) Ministry of Industry and Information Technology of the People's Republic of China
Summary This standard specifies the wool fabric by steaming dimensional change test methods. This standard applies to woven and knitted fabrics, and easy to change size after steaming fabric.

FZ/T 20021-2012: Method for determination of dimensional change of fabrics induced by free stream



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Method for determination of dimensional change of fabrics induced by free stream ICS 59.080.01 W04 People's Republic of China textile industry standards Replacing FZ/T 20021-1999 Test method for dimensional change of fabric after steaming Methodford resolution of dimensionalchangeof 2012-05-24 release 2012-11-01 implementation Issued by the Ministry of Industry and Information Technology of the People 's Republic of China

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces FZ/T .20021-1999 "Test method for dimensional change of fabric after steaming". This standard is in line with FZ/T .20021-1999 In addition to editorial changes, the main technical differences are as follows. --- the scope of the changes made; --- Added normative reference documents; The steaming shrinkage rate changed to the steaming size change rate; --- modified the formula (1). This standard is proposed by China Textile Industry Federation. This standard is under the jurisdiction of the National Textile Standardization Technical Committee Wool Textile Sub-Technical Committee (SAC/TC209/SC3). The drafting of this standard. Shanghai Ma Ma Textile Science and Technology Research Institute. The main drafters of this standard. Zhu Jie, Ge Huiping, Zhu Yicheng. This standard replaced the previous version of the standard release. --- FZ/T .20021-1999. Test method for dimensional change of fabric after steaming

1 Scope

This standard specifies the test method for the dimensional change of wool fabric after steaming. This standard applies to woven fabrics and knitted fabrics and steamed processed size of the fabric.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 6529 Standard atmosphere for textiles for humidity control and testing Representation and Judgment of Numerical Correction Rule and Limit Value of GB/T 8170 GB/T 8628 Preparation, marking and measurement of fabric samples and garments for testing of dimensional changes in textiles

3 principle

Determination of fabric in the case of no pressure, by steam after the size of change. The dimensional change is associated with the wet expansion of the fabric during wet treatment And has nothing to do with the change in felt.

4 equipment and tools

4.1 sleeve steamer or similar equipment. 4.2 Stapler or instrument that can accurately mark the reference point. 4.3 mm scale.

5 standard atmosphere

5.1 Standard atmosphere for humidity control and testing Humidity and test with the standard atmosphere in accordance with the provisions of GB/T 6529 implementation. 5.2 pre-conditioning humidity and humidity Pre-conditioning temperature and humidity in accordance with the provisions of GB/T 6529 implementation.

6 samples

6.1 4 samples are taken from the (straight) and zonal (lateral) directions. 6.2 The sample size is 300mm long and 50mm wide. There should be no obvious defects on the specimen. ...

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