标准摘要 Cross Reference: AMS4965,ANSI/ASME/B46.1,ANSI/Y14.36,ARP1942,AS478,AS478J,ASME/Y14.5M,MA2273,MA4510,MIL-L-46010 展开完整摘要 英文名称FITTING, ADAPTER, EXTERNAL THREAD BEAM SEAL TO INTEGRAL WELD RING, METRIC