This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation and storage of light rare earth composite inoculants. This standard applies to light rare earth composite inoculants prepared from rare earth ferrosilicon by electrofusion pulverization and used as additives in molten iron.
XB/T 401-2010 Referenced Document
GB/T 16477.1 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 1: Determination of total rare earth content*, 2011-01-14 Update
GB/T 16477.2 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 2: Determination of calcium, magnesium and manganese contents.Inductively coupled plasma atomic emission spectrometry*, 2011-01-14 Update
GB/T 16477.3 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 3: Determination of magnesia content.Inductively coupled plasma atomic emission spectrometry*, 2011-01-14 Update
GB/T 16477.4 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 4:Determination of silicon content*, 2011-01-14 Update
GB/T 16477.5 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 5: Determination of titanium content.Inductively coupled plasma atomic emission spectrometry*, 2011-01-14 Update
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values