KS D 0043-2019 Methods of sampling for chemical analysis of ferroalloys[(2) ferrotungsten, ferromolybdenum, ferrovanadium, ferrotitanium and ferroniobium]
2019KS D 0043-2019 Methods of sampling for chemical analysis of ferroalloys[(2) ferrotungsten, ferromolybdenum, ferrovanadium, ferrotitanium and ferroniobium]
2014KS D 0043-2014 Methods of sampling for chemical analysis of ferroalloys[(2) ferrotungsten, ferromolybdenum, ferrovanadium, ferrotitanium and ferroniobium]
2002KS D 0043-2002 Methods of sampling for chemical Analysis of ferroalloys [(2) Ferrotungsten, ferromolybdenum, ferrovanadium,ferrotitanium and ferroniobium]
1987KS D 0043-1987 Methods of sampling for chemical Analysis of ferroalloys [(2) Ferrotungsten, ferromolybdenum, ferrovanadium,ferrotitanium and ferroniobium]