... 3.High quality 4.Favorable price 5.Quick delivery 1.Carbon Steel Weld Neck Flange ANSI B16.52.Size: 1/2 ... Tee,Cross,Concentric/Eccentric Reducer,Sockolet,Flange5.Material: Carbon steel, Alloy steel, Stainless steel Carbon SteelASTM:ASTM A234 WPB, WPC; ASTM A420 ... gas transportation,power,chemical fertilizer,nuclear power etc.8.Certification: ISO 9001:2008,API,ASME,CE,HSE Carbon Steel Weld Neck Flange ...