Custom steel pipe tee fittings are the specialty of United States Fittings. We manufacture to your specifications in stainless steel, carbon steel or aluminum. All of our custom pipe tees are Made In The USA.

US Fittings (USFI) manufactures buttweld steel pipe tees from stainless steel, carbon steel, aluminum and all other available alloys in all schedules.  A pipe fitting can be called a pipe tee whenever it is a 3 way pipe fitting, the most common type of pipe fitting as it is used to combine and/or split the flow of fluid as well as to change directions. We supply straight tees (equal tees) and reducing tees (unequal tees) to pipe fitting distributors throughout the U.S. Visit our laterals page to learn more about lateral tees.

Available in:

  • Standard and non-standard ANSI dimensions
  • All schedules and alloys including carbon steel, aluminum, stainless steel and others.


  • 1″ thru 24″

End Prep:

  • Square cut
  • 37 1/2 Beveled
  • Roll Groove
  • Cut Groove
  • Flanged Ends

Send us your project details for a same-day quote!