A182 Gr. 316 Restriction Orifice Flange ASME B16.36 Bo Yue Industrial(Shanghai)Co. Ltd Base Info Model NO.:BY001Standard:ANSI, DIN, GB, JISType:Welding FlangeMaterial:Carbon SteelStructure:FlangesConnection:WeldingSealing Surface:RFManufacturing Way:Casting Description Pre:Combination Washer2 Next:En1092-1 1.0460 Plate Flange Forged Dn600 Pn10