标准摘要 Cross Reference: AMS5731,ANSIY14.5M,AS7477,ASMEB46.1,ASMEY14.36M,ASTME1417 展开完整摘要 英文名称SCREW, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL, UNS S66286, UTS 130 KSI MIN, .1640-36 UNJF-3A