WFI International, a Bonney Forge Company, is a leading manufacturer of ferrous and non-ferrous branch connection fittings, specialty flanges, and seamless fittings for use in piping systems and on pressure vessels. Bonney Forge's WFI brand is also the world's leading manufacturer of integrally reinforced branch connection fittings including, Sweepolets.

WFI was founded in 1972 and operates from over 120,000 sq. ft. of office and production space spread out over 13 acres. WFI is a completely integrated manufacturing facility. All engineering, design, forging, heat treatment, machining and testing are performed “in house” in Houston, Texas. WFI performs proof testing using Burst Tests, Fatigue to Failure Testing, and Finite Element Analysis. The company has developed and implemented Stress Intensification Factors for their designs to verify code compliance.

WFI’s Quality Assurance Program is widely recognized as one of the best in the metals industry and has held ASME Quality Systems Certificates since 1977 as a Material Manufacturer.

The products are manufactured in over 60 different material grades of steel including carbon, low temp, high yield, stainless, chrome moly, nickel, and nickel alloys. Parts are produced in nickel, copper, aluminium, titanium, and zirconium.



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