标准摘要 Cross Reference: AMS5662,ANSI/ASME/B46.1,ANSI/Y14.36,ANSI/Y14.5,AS4877 展开完整摘要 英文名称BOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, PD SHANK, UNS N07718 - 185 KSI