Walid Stainless, located in Tunis, Tunisia, has earned a solid reputation as a reliable manufacturer and supplier of top-notch stainless steel products, including Stainless Steel 309S pipes. Renowned for their precision, durability, and dependable performance, Walid Stainless offers piping solutions that cater to industrial, structural, and high-temperature needs. Their Stainless Steel 309S pipes are crafted in line with international standards, guaranteeing dimensional accuracy, corrosion resistance, and long-lasting service. With a strong technical background and a commitment to customer satisfaction, Walid Stainless proudly serves clients throughout Tunisia and beyond.
Stainless Steel 309S is an austenitic stainless steel alloy that features around 23% chromium and 13% nickel. This unique blend provides outstanding oxidation and corrosion resistance at high temperatures while ensuring good tensile strength and toughness. The pipes are known for their exceptional durability, heat resistance, and dimensional stability, making them perfect for piping systems that face thermal stress and oxidizing conditions. Stainless Steel 309S maintains its mechanical integrity and reliable performance even under high-temperature operating scenarios.
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Dimensions |
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ASTM, ASME and API |
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Standard |
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ASTM A312 / ASME SA312 |
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Size |
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1/8″NB TO 30″NB IN |
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Specialized in |
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Large Diameter Size |
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Schedule |
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SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
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Form |
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Round, Square, Rectangular, Hydraulic Etc |
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Type |
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Seamless / ERW / Welded / Fabricated / LSAW Pipes |
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Length |
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Single Random, Double Random & Cut Length. |
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End |
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Plain End, Beveled End, Threaded |
| Grade | 309S | |
|---|---|---|
| min | max | |
| C | – | 0.08 |
| Mn | – | 2.0 |
| Si | – | 0.75 |
| P | – | 0.045 |
| S | – | 0.03 |
| Cr | 16.0 | 18.0 |
| Mo | 2.0 | 3.0 |
| Ni | 10.0 | 14.0 |
| N | – | 0.10 |
| Grade | 309S | |
|---|---|---|
| Tensile Strength (MPa) min | 515 | |
| Yield Strength 0.2% Proof (MPa) min | 205 | |
| Elongation (% in 50mm) min | 40 | |
| Hardness | Rockwell B (HR B) max | 95 |
| Rockwell B (HR B) max | 217 | |
Contact us to get a quick quote for your requirement.
We makes sure that Stainless Steel 309S Pipes undergo intense testing such as mechanical, chemical, and dimensional analysis. The corrosion resistance, strength, and durability of every pipe are carefully tested. Compliance certificates are issued that verify the performance, reliability, and safety of the products according to global standards for application in various industries.
Stainless 309S square pipes are high-temperature resistant, corrosion-resistant tubes with a square cross-section. They are used in structural and industrial applications requiring durability and strength under extreme conditions.
SS 309S seamless pipes are high-temperature resistant, corrosion-resistant tubes with no weld seams. Ideal for demanding environments, they offer durability and strength in applications like aerospace, power generation, and chemical processing.
Stainless Steel 309S ERW (Electric Resistance Welded) pipes are high-temperature resistant tubes created by welding. They offer durability and corrosion resistance, suitable for structural and industrial applications under extreme conditions.
SS 309S LSAW (Longitudinal Submerged Arc Welded) pipes are high-strength tubes with excellent high-temperature and corrosion resistance, used in large-diameter applications like pipelines and heavy-duty structural projects.
Stainless Steel 309S round pipes are high-temperature resistant, corrosion-resistant tubes with a circular cross-section. They are used in various applications, including industrial, structural, and high-heat environments, offering durability and strength.
Stainless Steel 309S welded pipes are high-temperature resistant tubes created by welding stainless steel strips. They offer excellent corrosion resistance and durability, suitable for applications requiring strength and performance under extreme conditions.
These Stainless Steel 309S pipes find extensive use in industries that demand high-temperature strength, corrosion resistance, and long-term reliability. Typical applications include boilers, heat exchangers, furnace components, chemical processing plants, and industrial piping systems. They are designed to transport fluids, gases, or steam in environments where elevated temperatures and mechanical stress are present. With their superior durability, mechanical performance, and low maintenance needs, Stainless Steel 309S pipes offer safe, efficient, and enduring solutions for challenging industrial and high-temperature applications.
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