We are manufacturer, supplier & stockist of Stainless Steel 304 Thermowell, 1.4301 Thermowell, UNS S30400 Thermowell, JIS SUS 304 Thermowell.
Renine Metalloys LLP stands as a distinguished manufacturer, supplier, and stockist of thermowells, delivering precision-engineered temperature protection solutions to process industries worldwide. With extensive expertise in fabricating critical instrumentation components, the company has established itself as a trusted name for businesses seeking reliable thermowell solutions for temperature measurement and process control applications across diverse industrial sectors.
As a premier thermowell manufacturer, Renine Metalloys LLP specializes in producing high-quality thermowells in various materials including stainless steel thermowells, carbon steel thermowells, Inconel thermowells, Monel thermowells, and Hastelloy thermowells. The company's advanced manufacturing facility produces thermowells in multiple configurations such as flanged thermowells, threaded thermowells, socket weld thermowells, and welded thermowells, ensuring compatibility with diverse process conditions and temperature sensor requirements.
The comprehensive inventory maintained by Renine Metalloys LLP as a dedicated thermowell stockist enables quick delivery and immediate availability of products in standard and custom designs. Whether clients require straight shank thermowells, tapered thermowells, stepped thermowells, or custom-designed thermowells, the company's flexible manufacturing capabilities ensure that specific application requirements are met with precision. This positions them as a dependable thermowell supplier capable of handling both urgent replacements and large-scale project orders.
Quality assurance is paramount at Renine Metalloys LLP. Every thermowell undergoes rigorous testing including dimensional verification, pressure testing, wake frequency calculations, and material certification. The company adheres to international standards such as ASME PTC 19.3 TW, ensuring that each industrial thermowell provides optimal protection for temperature sensors while maintaining process integrity and safety.
Understanding the critical role of thermowells in protecting temperature instruments from harsh process conditions including high pressure, corrosive media, and extreme temperatures, Renine Metalloys LLP offers expert engineering support. Their technical team assists with thermowell selection, wake frequency analysis, and material compatibility assessments, ensuring optimal performance and longevity in applications across oil and gas, chemical processing, petrochemical, pharmaceutical, and power generation industries.
With competitive pricing, certified quality products, and efficient delivery network, Renine Metalloys LLP serves as your comprehensive partner for all thermowell requirements, supporting safe and accurate temperature measurement in critical industrial processes with unwavering reliability and technical excellence.
Stainless Steel 304 Thermowell Manufacturer, UNS S30400 Thermowell Supplier, JIS SUS 304 Thermowell Exporter, 1.4301 Thermowell Stockist
Specifications
| Standard | ANSI B16.5, DIN, JIS, BS |
| Thermowell Type | Straight / Tapered / Stepped |
| Mounting Style | Threaded (NPT/BSP), Flanged, Socket Weld, Weld-in, Van-Stone |
| Process Connection Size | ½" to 4" (NPT), or Flange: 150#, 300#, 600#, 900#, 1500#, 2500# |
| Size | 4”, 6”, 8”, 12”, 18” Customization is Possible. |
| Shank OD | 6 mm, 8 mm, 10 mm, 12.7 mm, 16 mm, 22 mm, custom |
| Bore Size | 6 mm, 6.5 mm, 8 mm, 9 mm, 12 mm |
| Insertion Length (U-dimension) | 50 mm to 1200 mm |
| Lagging Extension (T-dimension) | Customized: 25–200 mm |
| Overall Length (OAL) | U + T + head length |
| Temperature Rating | –196°C to +800°C (material dependent) |
| Surface Finish (External) | 1.6–3.2 Ra µm |
| Surface Finish (Internal Bore) | 0.8–1.2 Ra µm |
| Finishing | As per material. |
| Tip Thickness | 2 mm to 7 mm |
| Tip Style | Conical / Hemispherical / Flat |
| Weld Type (if welded) | Full-penetration TIG weld |
| Sensor Compatibility | RTD, Thermocouple (J, K, T, N, R, S, B) |
| Thread Type (for threaded wells) | NPT, BSPP, BSPT |
| Coatings (Optional) | PTFE, Ceramic, Electro-polishing |
| NDT Testing | Hydrotest, Dye-Penetration, Ultrasonic, PMI |
| Certification | EN 10204 3.1 / 3.2, IBR (if applicable), Material Test Certificate |
Available type of thermowell
Stainless Steel 304 Thermowell
UNS S30400 Flanged Thermowell
BS 304S31 Sanitary Stepped Thermowell
EN 58E Socket Weld Thermowell
1.4301 Weld In Thermowell
X5CrNi18-10 Threaded Thermowell
SS 2332 Van Stone Thermowell
JIS SUS 304 Vortex Thermowell
Equivalent
| Grade | AFNOR | JIS | UNS | Werkstoff NR. | EN | GOST | BS |
|---|---|---|---|---|---|---|---|
| SS 304 | Z7CN18‐09 | SUS 304 | S30400 | 1.4301 | X5CrNi18-10 | 08Х18Н10 | 304S31 |
Chemical composition
| Element | Composition |
|---|---|
| Nickel | 8 – 11 |
| Carbon | 0.08 max |
| Manganese | 2 max |
| Phosphorus | 0.040 max |
| Sulfur | 0.030 max |
| Silicon | 0.75 max |
| Chromium | 18 – 20 |
Stock available at our warehouse
| Stainless Steel 304 Thermowell | Werkstoff Nr. 1.4301 Tapered Thermowell |
| Stainless Steel 304 Flanged Thermowell | X5Crni18-10 Helical Thermowell |
| UNS S30400 Sanitary Stepped Thermowell | SS 2332 Scruton Thermowell |
| BS 304S31 Socket Weld Thermowell | JIS SUS 304 Retractable Thermowell |
| EN 58E Weld In Thermowell | Stainless Steel 304 High Velocity Thermowell |
| 1.4301 Threaded Thermowell | UNS S30400 Wake Frequency Thermowell |
| X5Crni18-10 Van Stone Thermowell | BS 304S31 Mini Thermowell |
| SS 2332 Vortex Thermowell | 1.4301 Multipoint Thermowell |
| JIS SUS 304 Welded Thermowell | X5Crni18-10 Closed End Thermowell |
| Stainless Steel 304 Solid Bar Stock Thermowell | SS 2332 Reduced Tip Thermowell |
| UNS S30400 Fabricated Thermowell | JIS SUS 304 Flat Tip Thermowell |
| BS 304S31 Straight Thermowell | Stainless Steel 304 Conical Thermowell |
| EN 58E Stepped Thermowell | UNS S30400 Pointed Tip Thermowell |
Industries We Serves
Chemical industries
Desalination plant
Oil and Gas
Petroleum Refinery
Pharmaceutical industries
Refinery plant
Flanges
block
Testing Facilities
