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GB/T 9996.2-2008: Determination of appearance quality of yarns made of cotton or man-made fibers, or their blends by winding on the black board -- Part 2: Individual assessment
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| GB/T 9996.2-2008 | English | 229 |
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Determination of appearance quality of yarns made of cotton or man-made fibers, or their blends by winding on the black board -- Part 2: Individual assessment
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GB/T 9996.2-2008
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Basic data | Standard ID | GB/T 9996.2-2008 (GB/T9996.2-2008) | | Description (Translated English) | Determination of appearance quality of yarns made of cotton or man-made fibers, or their blends by winding on the black board -- Part 2: Individual assessment | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | W10 | | Classification of International Standard | 59.080.01 | | Word Count Estimation | 10,175 | | Date of Issue | 2008-05-23 | | Date of Implementation | 2008-12-01 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.9 (Total No.122) | | 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 test methods yarn appearance quality chalkboard blackboard to show the extent of yarn evenness and appearance according to the quality and standard sample comparison. This part of the assessment blackboard yarn evenness Nep total impurities and with each evaluation method. This section applies to the ring mechanism of woven and knitted by carding, combed cotton yarn, cotton and chemical fiber blended yarn. This section does not apply to wool yarn. | GB/T 9996.2-2008: Determination of appearance quality of yarns made of cotton or man-made fibers, or their blends by winding on the black board -- Part 2: Individual assessment
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Determination of appearance quality of yarns made of cotton or man-made fibers, or their blends by winding on the black board Part 2. Individual assessment
ICS 59.080.01
W10
National Standards of People's Republic of China
Pure cotton and chemical fiber spinning, blended yarn
Appearance quality black board
Part 2. Evaluation Method respectively
Posted 2008-05-23
2008-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 9996 "pure cotton and chemical fiber spinning, blended yarn appearance quality black board" is divided into two parts.
--- Part 1. Comprehensive assessment method;
--- Part 2. Evaluation of each method;
This section GB/T 29996 Part of.
The section referring to GB/T 398-1993 "Cotton yarn qualities" in Appendix A.
This section of Appendix A normative appendix.
This part is proposed by the China Textile Industry Association.
This part of the jurisdiction of the National Technical Committee of Standardization Technical Committee printing and dyeing cotton textiles.
This section is drafted. Shanghai textile industry technical supervision.
The main drafters of this section. Fang, Shao Tin Lok, Wang Jing Yi.
This section first release.
Pure cotton and chemical fiber spinning, blended yarn
Appearance quality black board
Part 2. Evaluation Method respectively
1 Scope
This section GB/T 9996 regulations on the blackboard to show the yarn evenness and uniformity of appearance quality and standard sample according to comparative yarn
Blackboard appearance quality inspection method, evaluation method in this section were assessed using a blackboard yarn evenness and the total number of Nep impurities.
This section applies to the ring mechanism weaving and knitting carded, combed cotton yarn, cotton and chemical fiber blended yarn.
This section does not apply to wool yarn.
2 Terms and definitions
The following terms and definitions apply to this part of the GB/T 9996's.
2.1
With eyes intuitive method to observe a visual effect according to the requirements of the yarn is wound on a blackboard sample obtained.
2.2
Yarn fragments projected width (hereinafter referred to as diameter) than normal yarn diameter crude (increase), the extent of its crude energy vision for the general inspection personnel
Identify the person.
2.3
Yarn segment diameter than the diameter of the normal fine, its fine degree of energy for the general inspection personnel are recognizable by eyesight.
2.4
Arranged by the more partial small diameter yarn together, so that the board form a more massive dark.
2.5
2.5.1
With diameters in the raw yarn and more than 1 times, long and 5cm thick section above.
2.5.2
Diameter 0.5 times finer than the original yarn, more than 10cm long and detailed.
2.5.3
With diameters in the raw yarn and more than 2 times, a long section of 1.5cm and above defects.
2.6
Lath dry yarn of uneven thickness, and the formation of law. Including general regularity regularity uneven and serious irregularity.
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