Threaded Thermowell

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Threaded Thermowell

A threaded thermowell can provide the ability to make a quick interchange of part to replace an existing or carry out maintenance on thermowells. With a range of thread length, depth and hex or other specified head available, EMI have you covered. 

Threaded Thermowell by EMI Limited
Threaded Thermowell Manufactured by EMI 
 
Specifications
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
Threaded 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 threaded 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 flanged thermowell?

A flanged thermowell can provide a higher level of protection against highly pressurized, high velocity and corrosion resistance protection to the sensing device than a standard thermowell.