... 48''(Seamless); 16'' ~72''(welded); DN15-DN1200typeEqual tee,reduce tee,lateral teeWall thicknesssch10, sch20, sch30, std, ... sch40, sch60, xs, sch80, sch100, sch120, sch140, sch160, xxs, std,sch5s, sch20s, sch40s, sch80sStandardANSI B16.9 ... , ANSI B16.11, ANSI B16.5;ASTM A234,ASTM403,ASTM312,ASTM802 ...