标准摘要 Cross Reference: AMS6322,AMS7459,ANSIY14.5M,AS478,AS7452,ASMEB46.1,ASMEY14.36M,ASTME1444 展开完整摘要 英文名称BOLT, MACHINE - HEXAGON HEAD, DRILLED 1 HOLE, PD SHANK, BLACK OXIDE, STEEL UNS G87400, 125 KSI MIN, .3750-24 UNJF-3A