... 3)size:DN15-DN5000 4MOQ:1 piece Carbon steel blind Flange1) standard: DIN, BS, JIS 2)weight ... --DN5000 and othersTypesSlip-On, Welding Neck flange, Blind flange, Socket Welding flange, Threaded flange, Lap ... and customers' drawings for special use; Material Carbon steel, alloy steel, stainless steelPressure RatingsClass 150, 300, 600, 900 ... requirementProductivity20000 T/Y Carbon steel blind Flange