Our thermowells are used in demanding conditions of intense pressure and temperature, across a wide variety of industries.

American Thermowell flanged thermowells are designed and manufactured 100% in house, and are made to accept standard and custom made thermometers, thermocouples, bulbs and RTD’s.

Whether they are custom-made for highly specialized measurements or they are standard configuration, each and every thermowell is built to meet or exceed accepted standards. Since all our thermowells are made to order and manufactured on site, our clients have the ability to mix various material types between the flange and thermowell.

  • Raised face, flat face and ring type joint versions
  • Available in various shank styles; stepped, straight and tapered
  • Full penetration welds on flanged thermowell
  • All flanges are welded to Code
  • Custom Software for Thermowell Design Calculations
  • Various NDT options
  • NACE compliant

Material Options: 316 Stainless Steel, 304 Stainless Steel, Carbon Steel, 310 Stainless Steel, 321 Stainless Steel, 347 Stainless Steel, Alloy 20, C-276, Duplex, Incoloy 800, Inconel 600, Inconel 625, Inconel 825, Monel 400, and Titanium (More available upon request).

Industries: Petrochemical industry. On & offshore. Plant construction.

Mac-Weld Thermowell Catalogue

American Thermowell 2023 Thermowell Catalogue

Our thermowells are available in a variety of styles, sizes and materials. See catalogue for details.

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