标准摘要
Cross Reference: AMS2485,AMS2640,AMS6322,AMS7452,ANSIY14.5M,AS291,AS478,AS7452,ASMEY14.36M,ASTME1444
英文名称SCREW, MACHINE - HEXAGON HEAD, DRILLED 1 HOLE, PD SHANK, BLACK OXIDE, STEEL UNS G87400, 125 KSI MIN, .1380-40 UNJF-3A