Mac-Weld weld-in thermowells are designed for high pressure and/or high flow process applications

Weld-in thermowells are highly recommended in applications that produce a high rate of flow or pressure, since the thermowell is welded directly to the process pipe without the need for threads or flanges.

For details on our Weld-In Tapered Thermowells, please see our product sheet below.

  • Designed for high pressure and/or high flow process applications
  • CRN approved thermowells
  • 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: All Industries that measures process temperature with higher pressure and/or flow.

Mac-Weld Thermowell Catalogue

Mac-Weld 2022 Thermowell Catalogue

Available in a variety of styles, sizes and materials, see our catalogue for more details.

Mac-Weld is a true partner. Their team works very closely with ours to understand business opportunities in-depth, thus ensuring a competitive, high quality and appropriate solution in a timely fashion. Mac-Weld is one of our most critical and valued suppliers.

Sam J., OEM customer

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