Carbon steel blind Flange 1) standard: DIN, BS, JIS 2)weight: 0.1-20000kg ... --DN5000 and othersTypesSlip-On, Welding Neck flange, Blind flange, Socket Welding flange, Threaded flange, Lap Joint flange and Plate flange etc.Applicable standard GB, ASME , ASTM ... Delivery timeAccording to customers requirementProductivity20000 T/Y Carbon steel blind Flange