TY - BOOK ED - Indian Standards Institution TI - Indian Standard : method for Vickers hardness test for metallic materials - part 1 CY - New Delhi KW - Indian Standards N1 - IS : 1501 (part 1) - 1984, Superseding IS 1810 - 1961, IS : 2866 - 1968 and IS : 9258 - 1979 ER -