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GB/T 38216.5-2024 English PDF

GB/T 38216.5-2024_English: PDF (GB/T38216.5-2024)
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GB/T 38216.5-2024English199 Add to Cart 3 days [Need to translate] Steel slag - Determination of manganese oxide content - The flame atomic absorption spectrometric method Valid GB/T 38216.5-2024


BASIC DATA
Standard ID GB/T 38216.5-2024 (GB/T38216.5-2024)
Description (Translated English) Steel slag - Determination of manganese oxide content - The flame atomic absorption spectrometric method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H54
Classification of International Standard 77.140.99
Word Count Estimation 10,176
Date of Issue 2024-04-25
Date of Implementation 2024-11-01
Drafting Organization Shougang Jingtang United Iron and Steel Co., Ltd., China Metallurgical Construction Research Institute Co., Ltd., China Seventeenth Metallurgical Group Co., Ltd., Metallurgical Industry Information Standards Research Institute, Rizhao Steel Holding Group Co., Ltd., Hebei Xinjin Steel Co., Ltd., Xixia County Hengji Metallurgical Materials Co., Ltd., Shandong Metallurgical Research Institute Co., Ltd., Inner Mongolia Huayizhuo Materials Technology Co., Ltd., China University of Metrology, Central South University
Administrative Organization National Technical Committee on Steel Standardization (SAC/TC 183)
Proposing organization China Iron and Steel Association
Issuing agency(ies) State Administration for Market Regulation, National Standardization Administration


GB/T 38216:5-2024: Determination of manganese oxide content in steel slag - Flame atomic absorption spectrometry ICS 77:140:99 CCSH54 National Standards of People's Republic of China Determination of manganese oxide content in steel slag Flame Atomic Absorption Spectrometry Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Preface This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting: This document is Part 5 of GB/T 38216 "Steel Slag": GB/T 38216 has published the following parts: --- Part 1: Determination of chromium oxide content-Diphenylcarbazide spectrophotometric method; --- Part 2: Determination of fluorine and chlorine content: Ion chromatography; --- Part 3: Determination of free calcium oxide content by EDTA titration and thermogravimetric analysis; --- Part 4: Determination of total iron content - Titanium trichloride-potassium dichromate titration method; --- Part 5: Determination of manganese oxide content: Flame atomic absorption spectrometry: Some contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed by the China Iron and Steel Association: This document is under the jurisdiction of the National Technical Committee on Steel Standardization (SAC/TC183): This document was drafted by: Shougang Jingtang United Iron and Steel Co:, Ltd:, China Metallurgical Construction Research Institute Co:, Ltd:, China 17th Metallurgical Group Co:, Ltd:, Metallurgical Industry Information Standards Research Institute, Rizhao Steel Holding Group Co:, Ltd:, Hebei Xinjin Steel Co:, Ltd:, Xixia County Hengji Metallurgical Materials Co:, Ltd:, Shandong Metallurgical Science Research Institute Co:, Ltd:, Inner Mongolia Huayizhuo Materials Technology Co:, Ltd:, China University of Metrology, Central South University University: The main drafters of this document are: Chen Liping, Zheng Mingyue, Shu Zhejun, He Xiaoqin, Chen Xinjuan, Qiu Jinhui, Wang Gang, Bai Xu, Wang Binbin, Song Wenqiang, Wang Lifeng, Lu Wen, Zhang Ruopeng, Yang Lin, Guo Honglie, Ma Chengwei, Wu Lijuan, Yang Yan, Wang Jiangwei, Chen Jian, Wang Dong, Shi Jiangshan, Zhang Liangliang, Qian Yuandi, Wang Qiang, Zhang Yong, Gao Shuping, and Yu Yue: introduction Steel slag is a by-product of the steelmaking process, containing iron (TFe), iron oxide, calcium oxide, magnesium oxide, sulfur trioxide, total carbon, It contains silicon oxide, aluminum oxide, phosphorus pentoxide, zinc oxide, chromium oxide and other ingredients, as well as anions such as fluorine and chlorine: The steel slag can be returned to the steel industry as raw material; the steel slag after stabilization treatment is a good green material and can replace some natural materials: In the comprehensive utilization standard system of metallurgical solid waste resources, the determination method of chemical composition of steel slag is a very important part: GB/T 38216 Steel Slag serves the treatment, processing, trade and application of steel slag, and provides a high-quality standard for the steel industry: It provides technical support for green development and is planned to consist of five parts: ---GB/T 38216:1 Determination of chromium oxide content in steel slag - Diphenylcarbazide spectrophotometric method: The determination of chromium oxide content in steel slag is an important transformation product of chromium compounds: The accurate determination of chromium content in steel slag is of great significance to the quality of steel: The harmless treatment of slag and resource recycling are of great significance, especially for the needs of green manufacturing: ---GB/T 38216:2 Determination of fluorine and chlorine content in steel slag - Ion chromatography: The purpose is to accurately determine the fluorine content, Chlorine content can better meet the application of upstream and downstream industries: ---GB/T 38216:3 Determination of free calcium oxide content in steel slag - EDTA titration and thermogravimetric analysis: Determination of free calcium oxide content in slag: Steel slag is used as a raw material substitute for building materials, roads, construction and other industries: The f-CaO content has been strictly limited, and the scientific and accurate determination of the free calcium oxide content is beneficial to the resource utilization of steel slag: ---GB/T 38216:4 Determination of total iron content in steel slag - Titanium trichloride-potassium dichromate titration method: Determine the total iron content in steel slag, ensure the quality and stability of steel slag, promote the application of steel slag in steel, building materials, roads and other industries, and improve Utilization of high-quality metallurgical slag promotes the reuse of secondary resources: ---GB/T 38216:5 Determination of manganese oxide content in steel slag by flame atomic absorption spectrometry: The determination of manganese oxide and the manganese oxide content in steel slag play an important role in the performance evaluation and subsequent treatment and utilization of steel slag: Determination of manganese oxide content in steel slag Flame Atomic Absorption Spectrometry 1 Scope This document describes a method for the determination of manganese oxide content in steel slag by flame atomic absorption spectrometry: This document is applicable to the determination of manganese oxide content in steel slag: Determination range (mass fraction): 0:10%~13:00%: 2 Normative references The contents of the following documents constitute the essential clauses of this document through normative references in this document: For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document: GB/T 2007:1 General rules for sampling and sample preparation of bulk mineral products Manual sampling method GB/T 2007:2 General rules for sampling and sample preparation of bulk mineral products - Manual sample preparation method GB/T 6379:1 Accuracy (trueness and precision) of measurement methods and results Part 1: General principles and definitions GB/T 6379:2 Accuracy (trueness and precision) of measurement methods and results Part 2: Determination of repeatability of standard measurement methods Basic methods of sex and reproducibility GB/T 6682 Specifications and test methods for water used in analytical laboratories GB/T 7728 General rules for chemical analysis of metallurgical products by flame atomic absorption spectrometry GB/T 8170 Rules for rounding off values and expression and determination of limit values GB/T 12806 Laboratory glassware single-line volumetric flasks GB/T 12807 Laboratory glassware graduated pipettes GB/T 12808 Laboratory glassware single-line pipettes 3 Terms and definitions There are no terms or definitions that require definition in this document: 4 Principle The sample was placed in a polytetrafluoroethylene beaker and decomposed with hydrochloric acid, nitric acid, and hydrofluoric acid: The perchloric acid smoke drove away all fluorine and silicon: In the experiment, the test solution was sprayed into the air-acetylene flame and the absorbance was measured at 279:5 nm: 5 Reagents Unless otherwise specified, only approved analytical reagents and distilled water in accordance with GB/T 6682 or water of equivalent purity were used in the analysis: of water: 5:1 Sodium carbonate (Na2CO3), anhydrous powder: ......

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