ANSI Weld Neck Flanges, Cl150 300 Carbon Steel Flanges, Forging Flanges Jinan Hyupshin Co., Ltd Base Info Model NO.:13Standard:ANSIType:Welding FlangeMaterial:Carbon SteelStructure:FlangesConnection:WeldingSealing Surface:RFManufacturing Way:Forging Description Pre:Rivet Next:ANSI Blind Flanges, Blrf Blff Forging Flanges, Carbon Steel Pipe Flanges