Orifice Flange Assemblies Plate Designed as per BS Standards 1042 part 1964 on IS Standards, Flanged are available as per customer’s Specifications: Orific plate along with Flanges are suitable for installation in 50 NB and above pipe lines sizes and can be provided in wide on Material. We are one of the leading manufacturer of Orifice Flange Assemblies, supplier of Orifice Flange Assemblies, exporter of Orifice Flange Assemblies.