2012YB/T 4328-2012 Determination method of free calcium oxide content in steel slag
2010YB/T 140-2009 Chemical analysis method of steel slag
1998YB/T 140-1998 Method for chemical analysis of steel slag in cement
YB/T 4328-2012 Determination method of free calcium oxide content in steel slag has been changed from YB/T 140-2009 Chemical analysis method of steel slag.