标准摘要 Cross Reference: AMS2400,AMS2640,AMS6322,AMS6327,ANSIB4.2,ANSIB46.1,ANSIY14.36,ANSIY14.5M,AS1370,AS478,AS478J,MA1937,UNSG87400 展开完整摘要 英文名称NUT, PLAIN HEX - DRLD, UNS G87400, CADMIUM PLATE, MJ THREAD, METRIC