- sales@bosegapipes.co.za
- Cape Town, South Africa
Home > Stainless Steel Tubing > Stainless Steel 348 Tubing
Bosega Pipes and Tubes, based in Cape Town, South Africa, has built a solid reputation as a top-notch manufacturer and supplier of high-quality Stainless Steel 348 Tubing. Renowned for its precision engineering and reliability, Bosega adheres to international standards, providing tubing solutions that are perfect for tough industrial settings. The Stainless Steel 348 Tubing is specifically designed to resist intergranular corrosion and withstand high-temperature oxidation. With a strong focus on innovation and performance, Bosega caters to various industries, including chemical processing, power generation, aerospace, and petrochemical, delivering durable, high-strength tubing that guarantees efficiency, safety, and longevity in critical applications around the globe.
The composition of Bosega’s Stainless Steel 348 Tubing primarily includes iron, chromium (17–19%), nickel (9–13%), along with small amounts of niobium and tantalum. These stabilizing elements significantly improve resistance to carbide precipitation during welding and exposure to high temperatures. On the mechanical side, the tubing boasts high tensile strength, excellent creep resistance, and outstanding oxidation resistance even at elevated temperatures. It also maintains good ductility and weldability, making it ideal for complex fabrication tasks. The combination of its robust mechanical properties and superior corrosion resistance ensures reliable performance under both thermal and mechanical stress.
| 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 348 Tubing from Bosega 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.
Bosega Pipes and Tubes, a leading supplier of Stainless Steel 348 Tubing in Cape Town, South Africa, 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 Bosega Pipes and Tubes, we provide custom sizes of Stainless Steel 348 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.
Bosega’s Stainless Steel 348 Tubing finds extensive use in heat exchangers, boiler tubes, chemical processing equipment, and aerospace components, thanks to its remarkable high-temperature and corrosion resistance. It’s also utilized in nuclear power plants, refinery systems, and exhaust manifolds, where resistance to intergranular corrosion and thermal stress is essential. In the food and pharmaceutical sectors, it’s prized for its cleanliness and durability. The tubing’s ability to retain strength and stability under extreme conditions makes Stainless Steel 348 the go-to choice for critical, high-performance industrial applications.
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