... welcome to our company. Hebei Hongcheng Pipe Fitting Co.,LtdName: carbon steel flangeSpecifications: DN10---DN2000Thickness: sch 5s-----160Standard: GB, ANIS, JIS ... , BS, DIN, UNI Material: carbon steel , stainless steel, alloy steelPacking: wooden cases or according to the customer's ... ,12Cr1SMoVK,10CrMo910,15CrMo,12Cr2Mo1,A335P22,St45.8,A10bB flange,carbon steel flange,steel flange