... , BL Flange, LJ Flange, SW Flange, Thread Flange 2.ANSI, BS,DIN,GOST Carbon steel flange1. WN Flange, SO Flange, RTJ Flange ... , BL Flange, LJ Flange, SW Flange, Thread Flange2.ANSI, BS,DIN,JIS, GOST12820,3.Diameter range:1/2'' ~24'' (DN15~600 ... ) 4.Pressure class:150 - 1,500LBSMore details:Packing:Technic: ANSI BS DIN GOST standard carbon steel flange