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GB/T 35470-2017 English PDF

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GB/T 35470-2017: Natural sodium bentonite geosynthetic clay liner for rail transportation
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GB/T 35470-2017English359 Add to Cart 4 days [Need to translate] Natural sodium bentonite geosynthetic clay liner for rail transportation Valid GB/T 35470-2017

PDF similar to GB/T 35470-2017


Standard similar to GB/T 35470-2017

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Basic data

Standard ID GB/T 35470-2017 (GB/T35470-2017)
Description (Translated English) Natural sodium bentonite geosynthetic clay liner for rail transportation
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Q17
Classification of International Standard 91.120.30
Word Count Estimation 18,157
Date of Issue 2017-12-29
Date of Implementation 2018-11-01
Regulation (derived from) National Standards Bulletin 2017 No. 32
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

GB/T 35470-2017: Natural sodium bentonite geosynthetic clay liner for rail transportation

---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.
Natural sodium bentonite geosynthetic clay liner for rail transportation ICS 91.120.30 Q17 National Standards of People's Republic of China Natural sodium bentonite waterproof blanket for rail transit project 2017-12-29 Posted 2018-11-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 mark 1

4 General requirements

5 technical requirements 2 6 test methods 3 7 inspection rules 5 8 logo, packaging, storage and transportation 6 Appendix A (Normative) Natural sodium bentonite test method for identification 7 Appendix B (Normative) Penetration coefficient test method 8 Appendix C (Normative) Static hydrostatic pressure test method 11

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the China Building Materials Federation. This standard by the National Lightweight Decoration and Decoration Building Materials Standardization Technical Committee (SAC/TC195) centralized. This standard is drafted by. China Building Materials Inspection and Certification Group Co., Ltd., Beijing Rail Transit Construction Management Co., Ltd.. Participated in the drafting of this standard. Shanghai Ren Industry Co., Ltd., Jilin Liu house bentonite Technology Co., Ltd., Tianjin Zhonglian grid Lin Technology Development Co., Ltd., Liaoning Jinshi Bentonite Co., Ltd. The main drafters of this standard. Peng Chao, Machang, Qiang Quanlin, Fu Zhikui, Xie Shiping, Xin Shuchun, Yang Weibo, Liu Haitao, Liu Yingzhuo, Zhang Huimeng. Natural sodium bentonite waterproof blanket for rail transit project

1 Scope

This standard specifies the natural sodium bentonite waterproof blanket marking, general requirements, technical requirements, test methods, inspection rules, signs, bags Loading, storage and transportation. This standard applies to waterproofing rail transit engineering, natural sodium bentonite as the main raw material and the use of acupuncture film made of anti-law Water blanket (GCL-OF). This standard does not apply to the presence of high concentrations of electrolyte solution of the rail transit project.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 328.14-2007 Test methods for building sheets for waterproofing - Part 14. Bitumen sheeting for low temperature flexibility Test method for T - peel strength of adhesives - Flexible material to flexible material Textiles - Determination of length and breadth of fabric GB/T 4666-2009 GB/T 5005-2010 Drilling fluid material specification Geosynthetics sampling and sample preparation Geotextiles and related products - Wide tension test Geosynthetics polyethylene geomembrane Geosynthetics plastic flat woven geotextiles Geotextiles and related products - Determination of the puncture strength GB/T 19978-2005 Bentonite GB/T 20973-2007

3 mark

Product mark by the standard number, product type. GCL-OF (acupuncture covered waterproof blanket), bentonite varieties. N (natural sodium-based swollen Soil), unit area quality, length - width composition. Example. The length of 30m, a width of 6m, mass per unit area of 5000g/m2 acupuncture laminating method natural sodium bentonite waterproof blanket can be expressed as.

4 General requirements

4.1 should be used per unit area of quality 220g/m2 non-woven geotextiles. 4.2 The product uses plastic flat woven braided geotextile should meet the requirements of GB/T 17690-1999, and should be used with anti-UV function The mass per unit area of 110g/m2 of plastic flat silk woven geotextile. 4.3 Polyethylene geomembrane used in the product shall comply with the provisions of GB/T 17643-2011, and the thickness of not less than 0.15mm.

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