Standard No.:	YB/T 140-2009
English Name:	Methods of chemical analysis of steel slag
Chinese Name:	钢渣化学分析方法
Chinese Classification:	H34    Beneficiation reagent
Professional Classification:	YB    Professional Standard - Metallurgy
ICS Classification:	77.140.99 77.140.99    Other iron and steel products 77.140.99
Issued by:	Ministry of Industry and Information Technology
Issued on:	2009-12-04
Implemented on:	2010-6-1
Status:	superseded
Superseded by:	YB/T 4328-2012 Determination Method for Free Calcium Oxide Content in Steel Slag YB/T 4711-2018 Steel slag. The determination of sodium oxide and potassium oxide. The flame atomic absorption spectrometric method YB/T 4724-2018 Steel slag. Determination of silicon dioxide content. Perchloric acid dehydrate gravimetric analysis & silicon molybdenum blues photometry method YB/T 4725-2018 Steel slag. Determination of metallic iron. Ferric trichloride-potassium dichromate titration YB/T 4710-2018 Steel slag. The determination of iron(II)oxide content. The potassium dichromate titrimetric method YB/T 4709-2018 Steel slag. The determination of manganese oxide content. The potassium periodate(sodium) spectrophotometric method YB/T 4708-2018 Steel slag. The determination of manganese oxide content. The flame atomic absorption spectrometric method
Superseded on:	2019-7-1
Superseding:	YB/T 140-1998 Method for chemical analysis of steel slag in cement
Language:	English
File Format:	PDF
Word Count:	20,000 words
Price(USD):	600.0
Delivery:	via email in 1~5 business day

本标准规定了钢渣尾渣化学分析方法的测定范围、试样制备、方法原理、仪器设备及试剂、分析步骤、结果计算、允许差及试验报告等内容。
本标准适用于钢渣尾渣中二氧化硅、三氧化二铁、三氧化二铝、氧化钙、氧化镁、氧化亚铁、氧化锰、硫、五氧化二磷、游离钙、氧化钠、氧化钾、金属铁、氯离子的测定。