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Home > Stainless Steel Tubing > Stainless Steel 348H Tubing
Samia Pipes and Tubes, based in Tunis, Tunisia, has built a solid reputation as a reliable manufacturer and supplier of top-notch Stainless Steel 348H Tubing. This tubing is celebrated for its remarkable high-temperature strength, resistance to corrosion, and impressive mechanical durability. The company specializes in precision-engineered tubing that adheres to strict industrial standards. Catering to sectors like power generation, chemical processing, petrochemicals, and high-temperature manufacturing, Samia Pipes and Tubes is committed to delivering products that ensure long-lasting reliability and performance. Thanks to their cutting-edge production technology, thorough quality control, and prompt delivery, they have positioned themselves as a trustworthy source for stainless steel 348H tubing, providing effective and durable solutions for critical high-temperature applications around the globe.
Stainless Steel 348H Tubing is crafted from a chromium-nickel austenitic stainless steel alloy that’s stabilized with titanium to avoid sensitization during welding. This unique composition offers outstanding resistance to oxidation, corrosion, and scaling, even at high temperatures. On the mechanical side, 348H tubing showcases high tensile strength, excellent creep resistance, and good ductility and toughness when faced with thermal stress. Its seamless design guarantees dimensional stability, consistent wall thickness, and dependable performance under both high-pressure and high-temperature conditions. These characteristics make Stainless Steel 348H Tubing a perfect fit for industrial applications that demand durability, long-term thermal stability, and exceptional performance in harsh and high-temperature settings.
| Sizes: | 1/8″ to 24″ |
| ASTM A312 Steel grades: | TP304/304L/304H |
| ASTM A312 Schedules: | STD, XS, XXS, SCH5S, SCH10/10S, SCH20, SCH30, SCH40/40S, SCH60, SCH80/80S, SCH100, SCH120, SCH140, SCH160 |
| Standards: | ASTM A312, ASME SA312 |
| Lengths: | SRL and DRL 5meters up to 11meters available from Stock or Production. |
| Ends: | Plain/Bevelled |
| Element | Content (%) |
|---|---|
| Iron, Fe | 66 |
| Chromium, Cr | 19 |
| Nickel, Ni | 11 |
| Manganese, Mn | 2.0 |
| Silicon, Si | 1.0 |
| Nb + Ta | 0.8 |
| Cobalt, Co | 0.2 |
| Tantalum, Ta | 0.1 |
| Carbon, C | 0.080 |
| Phosphorous, P | 0.045 |
| Sulfur, S | 0.030 |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 655 MPa | 95000 psi |
| Yield strength (@ strain 0.200%) | 275 MPa | 39900 psi |
| Izod impact | 120 – 160 J | 88.5 – 118 ft-lb |
| Charpy impact | 160 J | 118 ft-lb |
| Shear modulus (typical for steel) | 77.0 GPa | 11200 ksi |
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break (in 50 mm) | 45% | 45% |
| Hardness, Brinell (converted from Rockwell B hardness) | 147 | 147 |
| Hardness, Knoop (converted from Rockwell B hardness) | 164 | 164 |
| Hardness, Rockwell B | 85 | 85 |
| Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
By choosing Stainless Steel 348H Tubing from Samia Pipes and Tubes, you are assured of superior quality and durability. These tubes provide outstanding corrosion resistance and strength, making them ideal for a wide range of industrial applications. Our dedication to excellent service and dependable delivery ensures customer satisfaction every time. With our expertise in stainless steel products, we deliver top-tier solutions customized to meet your specific requirements.
Samia Pipes and Tubes, a leading supplier of Stainless Steel 348H Tubing in Tunis, Tunisia, provides a wide selection of premium pipes and tubes for diverse industrial applications. With a vast inventory and a strong focus on delivering outstanding service, they are the preferred choice for stainless steel products in the region.
At Samia Pipes and Tubes, we provide custom sizes of Stainless Steel 348H Tubing to meet your exact specifications. Our dedicated team is here to offer tailored solutions for all your piping and tubing needs. For more information, feel free to reach out to us at sales@brydonpipesandtubes.co.uk.
You’ll find Stainless Steel 348H Tubing widely utilized in industries that require high-temperature resistance, corrosion protection, and robust mechanical strength. Common applications include heat exchangers, furnace components, boiler tubes, chemical and petrochemical processing equipment, and high-temperature piping systems. The titanium stabilization in the tubing prevents carbide precipitation, ensuring reliable performance in welded and high-heat environments. Its excellent thermal and mechanical properties make it a go-to choice for demanding industrial applications.
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