A105 Sw Flange Carbon Steel ASME B16.5 4 Inch Sch 160 Cl300 RF Bo Yue Industrial(Shanghai)Co. Ltd Base Info Model NO.:BY013Standard:ANSI, DIN, GB, JISType:Welding FlangeMaterial:Carbon SteelStructure:FlangesConnection:WeldingSealing Surface:RFManufacturing Way:Forging Description Pre:ASTM A182 F316L Threaded Flange ASME B16.5 Forged 3 Inch 150lb Next:ASTM A105 Lap Joint Flange Forged 36 Inch 600 Lb PE End