标准摘要
Cross Reference: AMS2472,AMS2486,AMS2488,AMS2700,AMS4124,AMS4141,AMS4339,AMS4928,AMS5639,AMS5645,AMS5646,AMS5648,AMS6382,AMSQQA225/6,AMSQQA225/9,AMSQQP416,AMSS6758,ARP4296,AS1376,AS478,AS478J,AS4875,ASMEB46.1,ASMEY14.5M,ASTMY14.36M,MIL-A-8625,MIL-DTL-83488
英文名称FITTING, ELBOW, 90°, INTERNAL STRAIGHT THREAD PORT