GB/T 34211-2017 English PDF

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GB/T 34211-2017: Iron ores -- Method for determination of iron reduction softening drippinger performance under load
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 34211-2017	359	Add to Cart	4 days	Iron ores -- Method for determination of iron reduction softening drippinger performance under load	Valid

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Basic data

Standard ID: GB/T 34211-2017 (GB/T34211-2017)
Description (Translated English): Iron ores -- Method for determination of iron reduction softening drippinger performance under load
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D31
Classification of International Standard: 73.060.10
Word Count Estimation: 18,129
Date of Issue: 2017-09-07
Date of Implementation: 2018-06-01
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 34211-2017: Iron ores -- Method for determination of iron reduction softening drippinger performance under load

---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.
Iron ores - Method for determination of iron reduction softening drippinger performance under load ICS 73.060.10 D31 National Standards of People's Republic of China High temperature iron ore load reducing soft reduction Determination of drip performance Ironores-Method for determination of iron reduction 2017-09-07 Posted 2018-06-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by China Iron and Steel Association. This standard by the National Iron Ore and Direct Reduced Iron Standardization Technical Committee (SAC/TC317) centralized. This standard was drafted unit. Anshan City Kexiang Instrument Co., Ltd., Anshan Iron and Steel Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Zhang Dapeng, Yang Di light, Shao Shao-feng, Ma Lian Zhuang, Wen Yonghui, Zhou Mingshun, Zhang Jingxi. High temperature iron ore load reducing soft reduction Determination of drip performance Warning --- personnel using this standard should have formal laboratory work experience. This standard does not indicate all possible safety issues question. It is the user's responsibility to take appropriate safety and health measures and to ensure compliance with the conditions of the relevant state laws.

1 Scope

This standard specifies the test equipment, test conditions, sample preparation, test procedures, determination of iron ore load reduction soft melt dripping method, Results calculation and test report. This standard applies to the assessment of the natural lump ore, sinter, pellets and pyrometallurgical properties of integrated charge.

2 Normative references

The following documents for the application of this standard 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 1996 metallurgical coke GB/T 1997 Coke samples taken and preparation GB/T 6003.1 Test sieves - Technical requirements and testing - Part 1. Wire mesh sieve test sieves GB/T 6003.2 Test sieves - Technical requirements and testing - Part 2. Metal perforated plate test sieves GB/T 6005 test sieve wire mesh, perforated plate and the basic dimensions of the electroformed sheet sieve GB/T 10322.1 Iron ore sampling and sample preparation methods GB/T 20565 iron ore and DRI terms

3 Terms and definitions

GB/T 20565 defined and the following terms and definitions apply to this document. 3.1 Sample shrinkage shrinkageofthesample Δt During the experiment, the height of the sample changes with the height of the original sample. 3.2 Softening start temperature softeningstarttemperature T10 Sample shrinkage rate of 10% of the temperature. 3.3 Softening end temperature softeningfinishingtemperature T40 Sample shrinkage rate of 40% of the temperature. 3.4 Pressure difference pressuredifference ΔP ......

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