Size:1/2" to 72" Thickness:sch5s-sch160,XS,XXS Standard:ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS DIN 2527 BL FLANGE Types ... of flangeWeld neck flange, slip on flange, plate flange, blind flange, socket weld flange, threaded flange, lap joint flange, ring joint flangeSize1/2 ... , CCS,and ISO9001:2000Productivity10000 ton per monthKeywords DIN 2527 BL FLANGE