标准摘要 Cross Reference: AMS2700,AMS2759/3,AMS4965,AMS5643,AMS5659,ARP4296,AS1376,AS478,AS478J,AS5272,AS85720,ASMEB46.1,ASMEY14.36M,ASMEY14.5M 展开完整摘要 英文名称FITTING, UNION, BULKHEAD BEAM SEAL