WFI International is a manufacturer of ferrous and non-ferrous branch connections, flanges, fittings and specialty-forged components for piping systems and pressure vessels. Its products range in size from 1/4' through 72' pipe sizes. WFI s products are manufactured in more than 60 different material grades of steel, including carbon, low temp, high yield, stainless, chrome moly, nickel, and nickel alloys. It also produces parts in copper nickel, nickel copper, aluminum, titanium, and zirconium. Its customers operate in a variety of industries, including oil and gas production, refining, petrochemical, chemical, pulp and paper, nuclear and fossil power, shipbuilding and food processing. WFI was founded in 1972 and is headquartered in Houston.