标准摘要 Cross Reference: AMS5731,AMS5732,AMS5734,AMS5737,ANSI/ASME/B46.1,ANSI/Y14.36,ANSI/Y14.5M,MA3375 展开完整摘要 英文名称STUD, STEPPED - 1.5 DIA ENGAGEMENT, A286, MJ METRIC 7 X 1 - 6 X 1