Supply and export large diameter steel flange,ASME B16.47A series and B series,forge steel,weld neck flange and blind flange. Large diameter flangeforge steel flange1)Standards: ASME(ANSI)B16.47B2)Size: 26"-60"3)Pressure rating: 150-300lb4)Flange Type: weld neck flange,blind flange5)Facing type: RF/RTJ etc.6)Material: A105,Rst 37-2,C22.8,Q235,F1,F5,F11,F22,SS304,SS316,SS304L,SS316L etc. Flange ( ...