标准摘要 Cross Reference: AMS2700,AMS4928,AMS5645,AMS5666,AS4296,AS478,AS4841,AS5449,ASME B46.1,ASME Y14.36M,ASME Y14.5M 展开完整摘要 英文名称FITTING, 37° INTERNAL FLARE TO TUBE WELD, STRAIGHT AND REDUCER