THREADED ASHCROFT | Alldatasheet
Document overview
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Technical content
ashcroft.com | 1.800.328.8258 | Contact Us All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft®, Trust the Shield® are trademarks and Gold ServiceSM is a service mark of Ashcroft Inc. The following non-Ashcroft trademarks are the property of their respective owners: Carpenter® 20, Hastelloy® B/C, Inconel® 600, Monel®. For more information, see Ashcroft Brands & Trademarks. ©2023 Ashcroft Inc. thread_therm_ds_RevL_01-20-23
FEATURES
One piece bar stock construction Stamped with mil traceable material and heat number Testing and certifications including Wake Frequency Calculations per ASME PTC
19.3 TW-2016
Standard or customized shank dimensions TYPICAL USES Chemical and petrochemical plants Water and wastewater temperature control Pharmaceutical / Biotech Food and beverage KEY BENEFITS
- Protects instrument against corrosive effects and physical damage caused by media flow
- Permits instrument interchange or calibration check without disturbing/closing down the process
- Tracing of material origin for quality assurance and control SPECIFICATIONS Shank Style: Tapered, straight, or stepped Process Connection Size: 1⁄2, 3⁄4, or 1 NPT Male Instrument Connection: ½ NPSM or ½ NPT Female Bore Size: 0.260˝ or 0.385˝ Surface Finish: 16-32 Ra Lagging: 2˝ if U-dimension is <3˝ 3˝ if U-dimension is >3˝ Cap & Chain: Brass, stainless steel TABLE 1 OPTIONS CODE Stamp tag number on thermowell NF Stainless steel tag wired to thermowell NH Hydrostatic test-internal W9 Clean for oxygen service 6B Wake frequency calculation W5 Material origin restriction UM Certificates Certificate of conformance (per order) CD-1A Physical and chemical material test report (MTR’s) W6 Positive material identification (PMI), N/A on carbon steel MQ NACE certificate of compliance CD-5 TABLE 2 MATERIALS CODE
304 Stainless steel C
316 Stainless steel S
Monel® M Hastelloy® B/C G/H Carpenter® 20 D Chrome Moly F11/F22 FA/FB Duplex 2205 S/S J Super Duplex S32750 SD Iconel® 600 W Titanium TI Carbon Steel B Threaded Thermowells 1⁄2˝, 3/4˝, 1˝ threaded sizes
ashcroft.com | 1.800.328.8258 | Contact Us All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft®, Trust the Shield® are trademarks and Gold ServiceSM is a service mark of Ashcroft Inc. The following non-Ashcroft trademarks are the property of their respective owners: Carpenter® 20, Hastelloy® B/C, Inconel® 600, Monel®. For more information, see Ashcroft Brands & Trademarks. ©2023 Ashcroft Inc. thread_therm_ds_RevL_01-20-23 ORDERING CODE Example: 75 W 0250 L H T 260 S 2 XNH L0350 P-Process Connection Size 50 - 1⁄2 NPT (N/A with U of 0162) 75 - 3⁄4 NPT Male 75 10 - 1 NPT Male Thermowell W - Thermowell W U-Process Insertion Length 0162 - 15⁄8˝ (Available only with “M” Proccess Conn. Type & N/A with ½ NPT) 0250 - 21⁄2˝ 0250 0450 - 41⁄2˝ 0750 - 71⁄2˝ 1050 - 101⁄2˝ 1350 - 131⁄2˝ 1650 - 161⁄2˝ 1950 - 191⁄2˝ 2250 - 221⁄2˝ I-Instrument Connection Blank - 1⁄2 NPSM 2 - 1⁄2 NPT Female T-Lagging Blank - No lagging L - Lagging (or special lag length, see below) L Shank Type H - Tapered (N/A with U dimension 0162) H S - Straight R - Stepped (N/A with U dimension 0162) Process Connection Type T - NPT Threaded T M - Limited space threaded used with 15⁄8˝ U only D-Bore Diameter 260 - 0.260˝ 260 385 - 0.385˝ Material AA - Brass B - Carbon steel C - 304 Stainless steel S - 316 Stainless steel S Cap and Chain Blank - No cap and chain 1 - Brass 2 - Stainless steel 2 Options (see Table 1 on page 1 for additional options (If choosing an option(s) must include an “X”) X__ NH - Stainless steel tag wired to thermowell NH Special Lagging Length L - Lagging length × 100 (ex: 3.5˝ × 100 = L0350) L0350
ashcroft.com | 1.800.328.8258 | Contact Us All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft®, Trust the Shield® are trademarks and Gold ServiceSM is a service mark of Ashcroft Inc. The following non-Ashcroft trademarks are the property of their respective owners: Carpenter® 20, Hastelloy® B/C, Inconel® 600, Monel®. For more information, see Ashcroft Brands & Trademarks. ©2023 Ashcroft Inc. thread_therm_ds_RevL_01-20-23 Threaded Straight - 0.260˝ & 0.385˝ Bore P H E 0.260˝ Bore E 0.385˝ Bore Threaded Tapered - 0.260˝ & 0.385˝ Bore P H B E 0.260˝ Bore E 0.385˝ Bore Threaded Stepped - 0.260˝ & 0.385˝ Bore P H B E 0.260˝ Bore E 0.385˝ Bore Thermowell Legend I - Instrument connection (½˝ NPSM is standard) P - Process connection T - Lag dimension when required B - Root OD E - Tip OD D - Bore diameter U - Insertion depth S - Instrument stem length or bore depth H - Hex size Ø D Ø 0.50˝I 0.1875˝ 0.75˝T0.31˝ SP 1.625˝ 1.125˝ U Limited Space B H S I P 0.250˝ Ø D Ø E U1˝T0.750˝ 2.5˝ *Stepped Shank Only* 1˝ U H S 0.250˝ Ø D Ø E P T0.750˝ B I DIMENSIONS Threaded Straight Thermowell Threaded Stepped Thermowell Threaded Tapered Thermowell 1˝ U H S 0.250˝ Ø D Ø E P T0.750˝ I For reference only, consult Ashcroft for specific dimensional drawings