Mac-Weld Thermowells are of heavy duty design to withstand the challenging environments they have to operate in.

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Our Vanstone Thermowells are designed and manufactured 100% in-house, and are made to accept standard and custom made thermometers, thermocouples, bulbs and RTD’s.

Our Vanstone Thermowells are also available in a wide variety of sizes and configurations. Lap type Joint Backing flange as an option

• Standard Threaded Thermowells available from stock
• Custom software for Thermowell design calculations
• CRN approved Thermowells

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.

For details on our Vanstone Tapered, Vanstone Straight and Vanstone Stepped Thermowells, please see our Product Specification Sheet.

Product Specification Sheet