Thermowells / protection tubes

For each measuring point requirement the optimum thermowell / protection tube

Thermowells / protection tubes from WIKA are used with demanding operating conditions both in solid-machined versions from bar stock material and in fabricated versions with tubular design. The variants offered differ mainly in their designs; with flanges, threaded or for welding in. Furthermore, all connections for sanitary applications and also thermowells in solid-machined Vanstone design are available without weld seams. The selection of materials and the manufacturing of the thermowells / protection tubes in accordance with global standards or to customer specifications ensure optimal protection for the sensor.

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FAQ

What information is needed in order to perform a thermowell calculation in accordance with ASME PTC 19.3 TW-2016?

For this one needs the following information:
- Temperature
- Pressure
- Flow rate
- Density of the medium
- Insertion length
- Ø of the bore
- Root diameter
- Tip diameter
- Tip thickness
- Interior diameter ... More

What tests are usual or possible for thermowells and protection tubes?

Common non-destructive tests are the pressure test and, for protection tubes and thermowells with a welding seam, the liquid penetrant test.  In addition, to test the centrality of the bore, ultrasound or X-ray testing is possible.  To test the sealing, h ... More

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