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GB/T 39489-2020 English PDF

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US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 39489-2020: Technical specification for the total tailings paste backfill
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39489-2020	209	Add to Cart	3 days	Technical specification for the total tailings paste backfill	Valid

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Basic data

Standard ID: GB/T 39489-2020 (GB/T39489-2020)
Description (Translated English): Technical specification for the total tailings paste backfill
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D15
Classification of International Standard: 73.020
Word Count Estimation: 11,147
Date of Issue: 2020-11-19
Date of Implementation: 2021-10-01
Regulation (derived from): National Standard Announcement No. 26 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39489-2020: Technical specification for the total tailings paste backfill

---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.
Technical specification for the total tailings paste backfill ICS 73.020 D15 National Standards of People's Republic of China Technical specification for full tailing paste filling 2020-11-19 released 2021-10-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed and managed by the National Gold Standardization Technical Committee (SAC/TC379). Drafting organizations of this standard. Beijing University of Science and Technology, China Enfi Engineering Technology Co., Ltd., Central South University, Feiyi Co., Ltd., Beijing Jinchengxin Mining Technology Research Institute Co., Ltd., Changchun Gold Research Institute Co., Ltd., Shandong Gold Mining Technology Co., Ltd., Tonghui, Jiashi County Mining Co., Ltd., Guizhou Chuanheng Chemical Co., Ltd., China Nonferrous Mining Group Co., Ltd., Jinchuan Group Co., Ltd. The main drafters of this standard. Wu Aixiang, Wang Yong, Wang Hongjiang, Wang Yiming, Yin Shenghua, Wang Shaoyong, Zhou Bo, Li Cuiping, Zhu Ruijun, Chen Qiusong, Zhang Zewu, Wang Xiancheng, Yan Peng, Qi Zhaojun, Yang Xixiang, Li Zijun, Hu Guobin, Wang Yushan, Huang Soldier, Wang Guoli, Kou Yunpeng, Zhou Falu, Wang Jiacai, Li Jianqiu. Technical specification for full tailing paste filling

1 Scope

This standard specifies the composition and storage requirements of the full tailings paste material, the full tailings paste filling process requirements, and the full tailings paste filling technical requirements Seek its detection method. This standard applies to the filling of full tailings paste in metal and non-metal mines.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB 8978 Integrated Wastewater Discharge Standard GB 18599 Pollution control standard for general industrial solid waste storage and disposal sites GB/T 50080 Standard Test Method for Performance of Ordinary Concrete Mixture GB/T 50123 Standard for Geotechnical Test Methods HJ943 Technical Specification for Cyanide Slag Pollution Control in Gold Industry JGJ/T 70 Standard for basic performance test method of building mortar

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Whole tail sand Unsorted full-grain tailings discharged from metal and non-metal mines after ore sorting. 3.2 Cementitious material Under the action of physics and chemistry, it can change from a slurry to a solid stone-like body, and can cement other materials to make a composite with a certain mechanical strength Solid matter. 3.3 Concentration The percentage of solid mass to the sum of solid and liquid mass is expressed as formula (1). ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 39489-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 39489-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 39489-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 39489-2020_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.