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Home > Stainless Steel Tubing > Stainless Steel 348H Tubing
Welcome to Lathief Pipes, your trusted partner for industrial solutions in the heart of Safat, Kuwait. We take pride in being a leading manufacturer and supplier, with a special focus on delivering high-performance materials like Stainless Steel 348H tubing. Our commitment lies in providing not just a product, but a reliable foundation for your most demanding projects, ensuring quality and durability that you can count on every single time.
This particular grade, Stainless Steel 348H, is an austenitic chromium-nickel alloy with a clever addition of tantalum, which works to stabilize it against sensitization. This specific composition gives it an excellent balance of high-temperature strength and outstanding corrosion resistance. It’s designed to perform reliably even under extreme thermal stress, maintaining its structural integrity in environments where other materials might fail, making it a truly robust choice.
| 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 Lathief 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.
Lathief Pipes and Tubes, a leading supplier of Stainless Steel 348H Tubing in Safat, Kuwait, 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 Lathief 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.
Stainless Steel 348H Tubing finds extensive application in high-stress and high-temperature applications, such as heat exchangers, superheaters, pressure vessels, and reactor parts. It is best used for applications in power plants, chemical processing units, and refineries where long-term exposure to higher temperatures and corrosive conditions is prevalent. The tubing is also used in the aerospace and nuclear sectors due to its excellent thermal stability and carbide precipitation resistance. Because of its great weldability and resistance to thermal stress, 348H tubing is a first-choice consideration for applications requiring mechanical strength and long-term corrosion resistance.
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