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Bosega Pipes and Tubes stands out as a top-notch manufacturer and supplier of Stainless Steel 309S Pipes in Cape Town, South Africa. They provide high-quality piping solutions that are expertly designed for outstanding high-temperature strength, corrosion resistance, and long-lasting durability. Stainless Steel 309S is a low-carbon austenitic stainless steel grade that offers exceptional resistance to oxidation and thermal creep, making it perfect for furnace components, heat exchangers, kilns, and various chemical processing applications. Bosega takes pride in their precision manufacturing, ensuring smooth surfaces and consistent wall thickness, which results in pipes that meet international standards and deliver dependable performance in power generation, petrochemical, and high-temperature industrial systems.
These Stainless Steel 309S Pipes are primarily made up of iron, chromium (23–25%), nickel (12–15%), and a very low carbon content (≤0.08%), along with trace amounts of manganese and silicon. The low carbon content minimizes the risk of carbide precipitation during welding, which boosts resistance to intergranular corrosion while preserving high-temperature strength. On the mechanical side, these pipes offer impressive tensile and yield strength, good toughness, and excellent dimensional stability even when exposed to extreme temperatures and oxidizing conditions for extended periods.
| Pipe Standard | ASTM A312 ASME SA312 / ASTM A358 ASME SA358 |
| Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Pipe Sizes | 1 / 2″ NB – 24″ NB |
| Pipe Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Steel Pipe Manufacturing Process | Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
| Stainless Steel Pipe Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
| Stainless Steel Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Pipe Ends | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 309S | <=0.080 max | <=2.00 max | <=0.75 max | <=0.040 max | <=0.015 max | 22.00-24.00 max | – | 12.00-14.00 | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 309S | <=0.080 max | <=2.00 max | <=0.75 max | <=0.040 max | <=0.015 max | 22.00-24.00 max | – | 12.00-14.00 | – |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Stainless Steel 309S pipes from Bosega Pipes and Tubes ensures high quality and durability, as these pipes offer excellent corrosion resistance and strength. Our commitment to exceptional service and reliable delivery guarantees customer satisfaction across various industrial applications. Our expertise in stainless steel products ensures you receive a top-tier solution tailored to your needs.
Bosega Pipes and Tubes, one of the largest suppliers of Stainless Steel 309S pipes in Cape Town, South Africa, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Stainless Steel 309S pipes to meet your specific requirements. Our team at Bosega Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@bosegapipes.co.za.
You’ll find Stainless Steel 309S Pipes commonly used in high-temperature industrial settings, such as furnace components, heat exchangers, kilns, petrochemical processing equipment, and boiler parts. They’re particularly well-suited for power plants, chemical plants, and offshore systems where high-temperature strength, oxidation resistance, and corrosion resistance are essential. Thanks to their precision manufacturing, thermal stability, and durability, these pipes provide long-lasting, low-maintenance, and reliable solutions for demanding industrial environments.
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