IRON FLANGE FEATURES: This 6-pack of STZ Industries Pipe Decor iron flanges is designed for use with black malleable iron pipes. The flanges have a 1/2 inlet and a diameter of 1. They are made of iron and feature a threaded-on connection type. KEY DETAILS & SPECIFICATIONS: The flanges are packaged in a bagged configuration, making them easy to store and transport. The product type is flange, and the sub-brand is Pipe Decor. The brand name is STZ Industries, and the compatible pipe material is black malleable iron.