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YS/T 3020-2013 English PDF

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US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
YS/T 3020-2013: Testing procedure of grinding work index of gold-bearing ore
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 3020-2013	239	Add to Cart	3 days	Testing procedure of grinding work index of gold-bearing ore	Valid

Similar standards

GB/T 20899.1 YS/T 231 YS/T 254.1 YS/T 3029 YS/T 3030 YS/T 3028

Basic data

Standard ID: YS/T 3020-2013 (YS/T3020-2013)
Description (Translated English): Testing procedure of grinding work index of gold-bearing ore
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: D46
Classification of International Standard: 77.150.01
Word Count Estimation: 9,989
Quoted Standard: GB/T 6003.1; DZ/T 0118; YS/T 3002
Regulation (derived from): Ministry of Industry and Information Technology Bulletin No. 52, 2013; industry standard for filing Notice No. 2 of 2014 (No. 170 overall)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies: gold ore stone work index measuring methods. This standard applies to: gold ore stone work index Test. This standard applies only to the grinding ball mill work index Determination.

YS/T 3020-2013: Testing procedure of grinding work index of gold-bearing ore

---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.
Testing procedure of grinding work index of gold-bearing ore ICS 77.150.01 D46 People's Republic of China Gold Industry Standards GOLD mine stone work index determination Issued on. 2013-10-17 2014-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Gold Association. This standard by the National Gold Standardization Technical Committee (SAC/TC379) centralized. This standard was drafted. Changchun Gold Research Institute, Shandong Gold Group Corporation, Zijin Mining Group Co., Ltd. The main drafters of this standard. Yue Hui, Sun Hongli, Zhao Wei, Zou to Chang, look grams Gang, Lu Jun, Yanguo You, Zhao Guohui, Ye Zheng, Teoh, Xi Wang Ting, SOUTHERN blessing to Hao, Sun Zhongmei, Xing Zhijun, Shiji You. GOLD mine stone work index determination

1 Scope

This standard specifies the method for determination of gold mining ore stone work index. This standard applies to Test Gold Mine ore stone work index. This standard applies only to the determination of ore grinding ball mill work index.

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 6003.1 Test sieves - Technical requirements and testing - Part 1. Test sieves of metal wire cloth DZ/T 0118 standard laboratory sieve shaker technical conditions YS/T 3002 gold-bearing ore specification test sample preparation

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Grinding Work Index grindingworkindex (bal) An indicator to evaluate the power ore grindability degree of difficulty. 3.2 Circulating load circulatingload It refers to the mass percentage of the mill to return the amount of the amount of product, namely. Ci = AiQi × Where. Ci --- cyclic load i-th cycle,%; Ai --- i-th loop back mill material mass in grams (g); Qi --- i-th round grinding mineral mass in grams (g).

4 principle of the method

Through a number of closed-circuit grinding intermittent screening simulated continuous closed-circuit grinding process, measured at the time of grinding mill to balance the newly generated per revolution The amount of product, and thus calculate the ore grinding work index. 5. Apparatus 5.1 mill work index Effective volume φ305mm × 305mm, speed 70r/min, ball bearings for the ball with the ball, the total mass of 20.125kg, ball level ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of YS/T 3020-2013_English be delivered?

Answer: Upon your order, we will start to translate YS/T 3020-2013_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 YS/T 3020-2013_English with my colleagues?

Answer: Yes. The purchased PDF of YS/T 3020-2013_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.