连铸保护渣 游离碳含量的测定 燃烧气体容量法和红外线吸收法
Continuous casting mold powder - The determination of dissociation carbon content - The gas volumetric method after combustion and the infrared absorption method
2014-10-14
YB/T 190.7-2014
连铸保护渣 总碳含量的测定 燃烧气体容量法和红外线吸收法
Continuous casting mold powder - The determination of total carbon content - The gas volumetric method after combustion and the infrared absorption method
2014-10-14
YB/T 190.5-2016
连铸保护渣 氧化钾、氧化钠含量的测定 火焰原子吸收法
Continuous casting mold powder - Determination of potassium oxide and sodium oxide content - The flame atomic absorption spectrometric method
2016-01-15
YB/T 190.13-2014
连铸保护渣 二氧化硅、三氧化二铝、氧化钙、氧化镁、全铁含量的测定 波长色散X射线荧光光谱法
Continuous casting mold powder - The determination of silicon dioxide,aluminium oxide,calcium oxide,magnesium oxide and total iron content - The wavelength dispersive X-ray fluorescence spectrometric method