GB/T 38812.3-2020 English PDF

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GB/T 38812.3-2020: Direct reduced iron--Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content--Inductively coupled plasma atomic emission spectrometric method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 38812.3-2020	339	Add to Cart	4 days	Direct reduced iron--Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content--Inductively coupled plasma atomic emission spectrometric method	Valid

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Basic data

Standard ID: GB/T 38812.3-2020 (GB/T38812.3-2020)
Description (Translated English): Direct reduced iron--Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content--Inductively coupled plasma atomic emission spectrometric method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D31
Classification of International Standard: 73.060.10
Word Count Estimation: 18,186
Date of Issue: 2020-06-02
Date of Implementation: 2020-12-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 38812.3-2020: Direct reduced iron--Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content--Inductively coupled plasma atomic emission spectrometric method

---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.
(Direct reduction of ferrosilicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium, sodium content. Inductively coupled plasma atomic emission spectrometry) ICS 73.060.10 D31 National Standards of People's Republic of China Direct reduction of ferrosilicon, manganese, phosphorus, vanadium, titanium, copper, Determination of aluminum, arsenic, magnesium, calcium, potassium, sodium content Inductively coupled plasma atomic emission spectrometry 2020-06-02 release 2020-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Foreword

GB/T 38812 "Direct Reduction Iron" is divided into the following 3 parts. ---Determination of ferrous content by ferric chloride decomposition potassium dichromate titration method; ---Determination of metallic iron content by ferric chloride decomposition potassium dichromate titration method; --- Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium, sodium content by inductively coupled plasma atomic emission spectrometry. This part is Part 3 of GB/T 38812. This section was drafted in accordance with the rules given in GB/T 1.1-2009. This part is proposed by China Iron and Steel Association. This part is under the jurisdiction of the National Iron Ore and Direct Reduction Iron Standardization Technical Committee (SAC/TC317). This section was drafted by. Wuhan Iron and Steel Group Kunming Iron and Steel Co., Ltd., Guangxi Liuzhou Iron and Steel Group Co., Ltd., metallurgical industry information standard Quasi-research institute. The main drafters of this section. Zeng Haimei, Zhang Zhibo, Xiao Huaqiang, Sun Xiaoyuan, Gao Ling, Chen Tao, Wang Lei, Li Wensheng, Zheng Ning, Li Jinzhu, Yang Libo, Wang Dezhou, Ruan Zhiyong, Liu Hua, Yu Yifeng. Direct reduction of ferrosilicon, manganese, phosphorus, vanadium, titanium, copper, Determination of aluminum, arsenic, magnesium, calcium, potassium, sodium content Inductively coupled plasma atomic emission spectrometry Warning---Persons using this part should have formal laboratory work experience. This section does not indicate all possible security issues, It is the user's responsibility to take appropriate safety and health measures and to ensure compliance with the conditions prescribed by the relevant national regulations.

1 Scope

This part of GB/T 38812 specifies the inductively coupled plasma atomic emission spectrometry for the determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, The content of magnesium, calcium, potassium and sodium. This section applies to the determination of the following elements in direct reduced iron, the determination range of each element is shown in Table 1. Table 1 Elements and determination range Analytical element determination range (mass fraction)/% Si 0.10~8.00 Mn 0.10~5.00 P 0.010~2.00 V 0.010~2.00 Ti 0.010~2.00 Cu 0.010~2.00 Al 0.010~2.00 As 0.010~2.00 Mg 0.010~2.00 Ca 0.010~2.00 K 0.010~2.00 Na 0.010~2.00

2 Normative references

The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 6682 Analysis of laboratory water specifications and test methods GB/T 8170 Numerical Rounding Rules and Representation and Judgment of Limit Values GB/T 12806 Laboratory glass instrument single mark volumetric flask GB/T 12807 Laboratory glass instrument graduation pipette GB/T 12808 Laboratory glass instrument single mark pipette ......

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