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GB/T 31889-2015: Meta-aramid staple fiber
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31889-2015 | English | 149 |
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Meta-aramid staple fiber
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GB/T 31889-2015
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Basic data | Standard ID | GB/T 31889-2015 (GB/T31889-2015) | | Description (Translated English) | Meta-aramid staple fiber | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | W52 | | Classification of International Standard | 59.060.20 | | Word Count Estimation | 7,777 | | Date of Issue | 2015-09-11 | | Date of Implementation | 2016-04-01 | | Quoted Standard | GB/T 3291.1; GB/T 3291.3; GB/T 4146.1; GB/T 4146.3; GB/T 6503; GB/T 8170; GB/T 14334; GB/T 14335; GB/T 14336; GB/T 14337; GB/T 14338; GB/T 14339; FZ/T 50004 | | Regulation (derived from) | National Standard Announcement 2015 No.25 | | 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 meta-aramid fiber product terms and definitions, classification and identification, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage requirements. This Standard applies to nominal linear density of 0.80 dtex ~ 15.00 dtex aramid short fibers. | GB/T 31889-2015: Meta-aramid staple fiber---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.
(Aramid staple fibers)
ICS 59.060.20
W52
National Standards of People's Republic of China
Aramid staple fibers
Issued on. 2015-09-11
2016-04-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard is proposed and managed by China Textile Industry Association.
This standard was drafted. Yantai Tai New Materials Co., Shanghai textile industry technical supervision, Donghua University, Guangdong Charming
Co., Ltd., SRO Kevlar (Jiangsu) Co., Ltd., China Chemical Fiber Industry Association.
The main drafters of this standard. Songcui Yan, Song Jinling, Wang Lili, Huzu Ming, Liu equipment, car Ming China, Lide Li, Zhu Xiaonuo.
Aramid staple fibers
1 Scope
This standard specifies the meta-aramid fiber products, terms and definitions, classification and identification, technical requirements, test methods, inspection rules and standards
Chi, packaging, transportation and storage requirements.
This standard applies to nominal linear density 0.80dtex ~ 15.00dtex meta-aramid fibers.
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 3291.1 textile material properties and test - Part 1. fibers and yarns
GB/T 3291.3 textile material properties and test - Part 3. General
GB/T 4146.1 Textiles chemical fiber - Part 1. generic name
GB/T 4146.3 Textiles chemical fiber - Part 3. Testing Terminology
GB/T 6503 Test Methods for chemical fiber moisture regain
GB/T 8170 repair value expressed about the rules and limit values \u200b\u200band judgment
GB/T 14334 chemical fiber staple sampling method
GB/T 14335 chemical fiber staple linear density test method
GB/T 14336 chemical fiber staple length of the test method
GB/T 14337 chemical fiber short fiber tensile properties
GB/T 14338 chemical fiber staple crimp performance test method
GB/T 14339 chemical fiber staple defect test method
FZ/T 50004 polyester staple fiber dry heat shrinkage test method
3 Terms and Definitions
GB/T 3291.1, GB/T 3291.3, GB/T 4146.1 and GB/T 4146.3 defined and the following terms and definitions apply to this
file.
3.1
Aramid meta-aramidfiber
Poly-m-phenylene isophthalamide fiber
Aramid 1313
Interconnected by an amide group between the phenyl ring of linear macromolecules composed of bits, wherein at least 85% of the amide linkages are attached directly to two benzene rings
Between bits.
4 Classification and labeling
4.1 Categories
Aramid staple fibers nominal linear density, divided into two categories.
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