QQ-S-624C, FEDERAL SPECIFICATION: STEEL BAR, ALLOY, HOT ROLLED AND COLD FINISHED (GENERAL PURPOSE) (14 AUG 1961) [S/S ASTM-A304, A322/A331]

QQ-S-624C, FEDERAL SPECIFICATION: STEEL BAR, ALLOY, HOT ROLLED AND COLD FINISHED (GENERAL PURPOSE) (14 AUG 1961) [S/S ASTM-A304, A322/A331]., This specification covers standard and H-steel alloy bars for general fabrication purposes. These bars are procured to compositions defined by AISI and Federal Standard No. 66 steel numbers with provisions for the specification of additional requirements in the procurement document.