Flanges (Wholesale) is a subdivision of the Industrial Supplies (Wholesale) industry, classified under SIC Code 5085. This industry involves the wholesale distribution of flanges, which are used to connect pipes, valves, pumps, and other equipment to form a piping system. Flanges are typically made of metal, plastic, or rubber and come in a variety of sizes and shapes to fit different types of pipes and equipment. Companies in this industry purchase flanges from manufacturers and sell them to other businesses, such as construction companies, oil and gas companies, and industrial manufacturers.