标准摘要 Cross Reference: AMS2400,AMS6322,ANSI Y14.5M,AS7456,ASME B46.1,ASME Y14.36M,ASTME1444 展开完整摘要 英文名称STUD, STEPPED, 1.5 DIA ENGAGEMENT, CADMIUM PLATED, STEEL UNS G87400, .5000-13 UNS X .4375-20 UNF-3A