标准摘要
Cross Reference: AMS2400,AMS2640,AMS2800,AMS6322,AMS7452,ANSI/Y14.5M,AS291,ASMEB1.3M,ASMEB46.1,ASMEY14.36M,ASTMB1.1,ASTME1414
英文名称STUD, SHOULDERED, STEPPED, HEX, WRENCHING, DRILLED, STEEL, UNS G87400, CAD, PLATED, 125 KSI MIN, .2500-28 UNF-3A X .3750-24 UNF-3A