标准摘要
Cross Reference: AMS2488,AMS4928,AMS5639,AMS5645,AMS5648,AS478,AS478J,ASME/B46.1,ASME/Y14.36M,ASME/Y14.5M,FED-QQ-P-35,FED-QQ-S-763,ISO7169,MA2005,MA2023,MAP4296
英文名称FITTING, ELBOW, 45°, THIN WALL, BULKHEAD, FLARELESS, METRIC