标准摘要 Cross Reference: AMS2640,AMS6322,ANSI/ASME/B46.1,ANSI/B4.2,ANSI/Y14.36,ANSI/Y14.5M,AS478,AS478J,MA1370,MA3376 展开完整摘要 英文名称BOLT-MACHINE, HEX HEAD, DRILLED, PD SHANK, MJ THREAD, AMS 6322, CADMIUM PLATE, METRIC