Vanstone Thermowell
Vanstone Thermowell
A vanstone thermowell is machined from a single piece of metal and therefore has no welds, meaning a much stronger finshed product for extreme pressure and high velocity environments.
Specifications
Vanstone Thermowell Data Sheet
| Process Connection: | Flanged, Hub Connector, Screwed, Weld-in, Vanstone, |
| Type: | Solid Barstock, Single Piece Forged, Welded, Fabricated with Solid Tip |
| Nominal Pipe Sizes: | ½” – 4”NB / DN15 – DN100 – Others available on request |
| Stem Type: | Parallel, Tapered, Stepped |
| Stem Diameters: | 10+ mm |
| Bore Diameters: | 3 mm – 25 mm – Single or Multiple [Single bore 6.6mm most common] |
| Lengths: | Up to 1200mm overall solid drilled as single piece – Others options available |
| Instrument Connection: |
Male or Female Threads: NPT-F, BSP, Metric Threads [½”NPT-F Most common] |
| Material Grades: |
Carbon Steel grades ChromeMoly Steels (F9, F11, F22, F91 etc.) Austenitic Stainless Steel Grades (300 Series: 316, 304, 310… / 400 Series.) Duplex/Super Duplex Grades (F51, F53, F55 & F60) High Moly Stainless Steel (F44 / 6-Mo SS) Hastelloy (C22 / C276 / B3) Inconel® Grades (Alloy 600 / Alloy 625 / Alloy 718) Incoloy® Grades (Alloy 800 / Alloy 825 / Alloy 800H & 800HT) Monel® (Alloy 400 / 500) Cupronickel (70/30 & 90/10) Titanium (Grade 2 – Grade 5) Tantalum, Zirconium |
| Material Certification: |
EN10204 3.1 EN10204 3.2 NACE – MR0175/ISO 15156 & MR0103 requirements for sour gas applications NORSOK |
| Hardfacing/Coatings: | Stellite6, Ebonite Lining, Corrosion Resistant Coating. Other available on request |
| Sensors: | Thermocouples, Platinum Resistance Temperature Detectors (PT100), Bimetallic Sensors. Calibration of sensors available on request |
| Accessories: | Nipple/Union/Nipple arrangements, Connection Heads, Transmitters |
| Calculations: | Wake Frequency Calculations to ASME PTC-19.3 (latest version) |
| Conformity: | ATEX certified assemblies available |
Materials
- Carbon Steel grades
- ChromeMoly Steels (F9, F11, F22, F91 etc.)
- Austenitic Stainless Steel Grades (300 Series: 316, 304, 310 etc.)
- Duplex/Super Duplex Grades (F51, F53, F55 & F60)
- High Moly Stainless Steel (F44)
- Hastelloy (C22 / C276 / B3)
- Inconel® Grades (Alloy 600 / Alloy 625 / Alloy 718)
- Incoloy® Grades (Alloy 800 / Alloy 825)
- Monel® (Alloy 400)
- Cupronickel
- Titanium
- Tantalum, Zirconium
Vanstone thermowells can be designed to suit the following applications:
- CNC Vertical Machining Centre
- Many options for materials of construction*
- 3.1 or 3.2 Materials Traceability & NACE Compliance
- PTFE/Ebonite/Stellite6 (or equivalent)
- Cladded
- ASME, API, PN Rated Process connection to suit all requirements
- Design Pressures & Temperature to customer requirement
- Non-Destructive Testing
- Wake Frequency Calculations to ASME PTC 19.3
- PED Compliance
Testing available on Vanstone Thermowells:
- Hydrostatic Pressure Testing – External & Internal
- Radiography of Full Penetration Welds
- Liquid Dye Penetration Testing to PCN Level II
- Positive Material Identification
- Ferrite Content Measurement with Ferritescope Tester for Duplex Stainless Steels
FAQs
What is a vanstone thermowell?
A vanstone thermowell is machined from a single piece of metal and therefore has no welds, meaning a much stronger finshed product for extreme pressure and high velocity environments.