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GB/T 21825-2008: Glass fibre geogrid
Status: Valid
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| GB/T 21825-2008 | English | 329 |
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Glass fibre geogrid
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GB/T 21825-2008
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Basic data | Standard ID | GB/T 21825-2008 (GB/T21825-2008) | | Description (Translated English) | Glass fibre geogrid | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q36 | | Classification of International Standard | 59.100.10 | | Word Count Estimation | 14,139 | | Date of Issue | 2008-05-12 | | Date of Implementation | 2008-11-01 | | Quoted Standard | GB/T 191; GB/T 1549; GB/T 7689.3; GB/T 18374 | | 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 definition of each glass fiber geotextile grid, Code, requirements, test methods, inspection rules, signs, packaging, transport and storage. This standard applies to glass fiber rovings as the main raw material, through weaving and surface impregnation made ??, mainly for glass fiber geogrid reinforced asphalt pavement. Fiberglass geogrid can refer to the use for other purposes. | GB/T 21825-2008: Glass fibre geogrid---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.
Glass fibre geogrid
ICS 59.100.10
Q36
National Standards of People's Republic of China
Fiberglass geogrid
Posted 2008-05-12
2008-11-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Please note that some of the content of this standard may involve proprietary content, this standard release
Institutions should not bear the responsibility to identify these patents.
The Standard Appendix A, Appendix B, Appendix C, Appendix D are normative appendix.
The standard proposed by China Building Materials Federation.
This standard by the National Standardization Technical Committee fiberglass (SAC/TC245) centralized.
This standard is drafted by. Nanjing Fiberglass Research and Design Institute, Changzhou Tianma Group Co., Ltd., Jiangsu Jiuding New Material Co. have
Limited.
Participated in the drafting of this standard. Hangzhou-Chevalier Engineering Materials Co., Ltd. Shandong Sheng Hao glass fiber.
The main drafters of this standard. Wang Yumei, Shi Zhuo, Gedui Shi, Chen Tong Xuan Weidong, SHEN Xing-hai, Chen Wei, who yueqin.
This standard is the first release.
Fiberglass geogrid
1 Scope
This standard specifies the definition of fiberglass geogrid, code, requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This standard applies to glass fiber rovings as the main raw material, after weaving and dipping surface treatment is made, mainly for enhancing Lek
Green road fiberglass geogrid. Fiberglass geogrid can refer to the use of other purposes.
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 191 Packaging - Pictorial signs
GB/T 1549 sodium calcium aluminosilicate glass boron chemical analysis
GB/T 7689.3 enhancements Part 3 Test method for woven fabrics. Determination of width and length
GB/T 18374 reinforcing material terms and definitions
3 Terms and Definitions
GB/T 18374 and establishing and following terms and definitions apply to this standard.
3.1
Pores per 25.4mm length within the warp or weft direction.
Note. The mesh mesh 1, corresponding to a nominal mesh center distance of 25.4mm.
3.2
Net from the two warp yarns (weft) between adjacent edges.
Code 4
Code include the following elements
a) the type of glass used, E is E-glass;
b) shows a glass fiber geogrid letters, G;
c) use the English letters, such as "A" represents Asphalt Pavements.
d) mesh warp mesh, followed by "×" number;
e) zonal mesh mesh;
f) indicates the warp and weft grille nominal powerful figures in brackets in kN/m as a unit, the warp and weft strength values
With "×" number, then in parentheses "-" sign;
g) grid width in cm digital units;
h) the maker note or other relevant information.
Example.
Warp and weft mesh mesh are 1, warp and weft nominal strength values \u200b\u200bare 50kN/m, asphalt pavement width of 2m of glass fiber geogrid symbol.
EGA1 × 1 (50 × 50) -200
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