We are manufacturer, supplier and distributer of Stainless Steel 17-4 PH Thermowell, JIS SUS 17-4 PH Thermowell, UNS S17400 Thermowell, 1.4542 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 17-4 PH Thermowell Manufacturer, JIS SUS 17-4 PH Thermowell Supplier, UNS S17400 Thermowell Stockist, 1.4542 Thermowell Exporter.
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
UNS S17400 Stainless Steel 17-4 PH Thermowell
1.4542 Flanged Thermowell
JIS SUS 17-4 PH Sanitary Stepped Thermowell
EN X5CrNiMo17-13 Socket Weld Thermowell
UNS S17400 Weld In Thermowell
1.4542 Threaded Thermowell
Stainless Steel 17-4 PH Van Stone Thermowell
UNS S17400 Vortex Thermowell
Equivalent
| STANDARD | WERKSTOFF NR. | UNS |
| SS 17-4 PH | 1.4542 | S17400 |
Chemical composition
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-4 PH | 0.07 max | 0.15-0.45 | 15.00-17.50 | 3.00-5.00 | Bal | 1.0 max | 3.0-5.0 | 0.40 max | 0.03 max | 1.0 max |
Stock available at our warehouse
| SS 17-4 PH Flanged Thermowell | UNS S17400 Vortex Thermowell |
| UNS S17400 Sanitary Stepped Thermowell | Werkstoff Nr. 1.4542 Welded Thermowell |
| Werkstoff Nr. 1.4542 Socket Weld Thermowell | JIS SUS 17-4 PH Solid Bar Stock Thermowell |
| JIS SUS 17-4 PH Weld In Thermowell | EN X5CrNiMo17-13 Fabricated Thermowell |
| EN X5CrNiMo17-13 Threaded Thermowell | SS 17-4 PH Straight Thermowell |
| SS 17-4 PH Van Stone Thermowell | UNS S17400 Stepped Thermowell |
Industries We Serves
Chemical industries
Desalination plant
Oil and Gas
Petroleum Refinery
Pharmaceutical industries
Refinery plant
Flanges
block
Testing Facilities
