... : 0.1-20000kg 3)size:DN15-DN5000 4MOQ:1 piece Carbon steel blind Flange1) standard: DIN, BS, JIS 2)weight: 0 ... , JIS , DIN , EN, and customers' drawings for special use; Material Carbon steel, alloy steel, stainless steelPressure RatingsClass 150, 300, 600, 900 ... per customers requirement Delivery timeAccording to customers requirementProductivity20000 T/Y Carbon steel blind Flange