Njabulo Stainless is a top-notch manufacturer and supplier of high-quality stainless steel welded tubing, proudly rooted in Cape Town, South Africa. With a strong focus on precision engineering and exceptional craftsmanship, Njabulo Stainless provides reliable tubing solutions tailored to the needs of various industries. By blending cutting-edge technology with rigorous quality control, they produce durable, corrosion-resistant stainless steel welded tubing. Catering to both local and international markets, Njabulo Stainless has earned a solid reputation for reliability, innovation, and customer satisfaction, making it a go-to name in the stainless steel tubing sector across South Africa and beyond.
When it comes to manufacturing, Njabulo Stainless uses premium stainless steels like 304, 316, and 409, which are celebrated for their outstanding corrosion resistance and mechanical strength. These tubes are crafted with compositions rich in chromium and nickel, boosting their durability and resistance to oxidation. They boast impressive mechanical properties, including high tensile strength, excellent formability, and superior weldability. The tubing is designed to maintain its integrity even under high pressure and temperature, making it perfect for demanding applications. Each batch undergoes thorough testing to ensure it meets international standards like ASTM, EN, and ISO for consistent performance.
| ASTM A213 / ASME SA 213 | Standard Specification for SS TP 317L Seamless Superheater, Condenser, Hydraulic, Boiler and Heat-Exchanger Tubes |
| Shapes | ASME SA213 TP317L Round, Rectangular, Square, Hydraulic, Straight, “U” Shape, Coiled, Honed Tubes, Pan Cake Coils |
| Manufacturing Type | Seamless / ERW / Welded / Fabricated / CDW / CDS / DOM / CEW / 100% X Ray Welded |
| Delivery Condition | Annealed and Pickled (AP), Polished, Bright Annealed (BA), Cold Drawn, MF |
| Surface Finish | BA, 2B, No.4, No.1, No.3, No.8, 8K, HL, 2D, 1D, Mirror Polished, 180G, 320G, 400G Satin/ Hairline, 400G, 500G, 600G or 800G Mirror finish DIN 1.4438 Stainless Steel 317L Tubing or Custom Finish as per customer’s specification |
| Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXH, SCH XXS, SCH XS |
| Standard | SUS, JIS, AISI, ASTM, GB, DIN, EN |
| Relevant Standard | ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A554, ASTM A249, ASTM A269, ASTM A270, ASTM A789, DIN 17456, DIN17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296 |
| SS 317L | Maximum |
|---|---|
| Ni | 11 – 15 |
| C | 0.035 Maximum |
| Mn | 2 Maximum |
| P | 0.040 Maximum |
| S | 0.03 Maximum |
| Si | 1 Maximum |
| Cr | 18 – 20 |
| Mo | 3 – 4 |
| N | – |
| Element | AISI 317L |
|---|---|
| Density | 8.0 g/cm3 |
| Melting Range | 1454 °C (2650 °F) |
| Tensile Stress | Psi – 75000 , MPa – 515 |
| Yield Stress (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
| Hardness (Brinell) |
Contact us to get a quick quote for your requirement.
We offers rigorous testing and certification of stainless steel 317 tubing to ensure quality and reliability. Each batch undergoes extensive testing, including chemical composition analysis, mechanical property testing and dimensional verification. Certificates of Compliance (CoC), Mill Test Reports (MTR), and other quality documents have been provided to also ensure transparency.
This tubing is produced without welds, offering superior strength and uniformity. It typically ranges from 1/8″ to 12″ in diameter. It is highly resistant to corrosion, particularly in chloride environments.
Manufactured by welding a strip of stainless steel, this tubing is suitable for applications requiring moderate strength and corrosion resistance. Sizes generally range from 1/4″ to 6″ in diameter. It provides good resistance to corrosive environments, especially those with chlorides.
Designed for use in heat exchangers, this tubing is available in diameters from 1/2″ to 2″ and offers excellent heat transfer properties. It is highly resistant to corrosion, making it ideal for aggressive chemical environments.
This tubing is used for precise measurement and control applications, with sizes typically ranging from 1/16″ to 2″ in diameter. It offers excellent resistance to corrosion and maintains integrity under high pressure.
Engineered for high-temperature applications, these tubes usually come in diameters from 1/2″ to 4″. They provide robust resistance to oxidation and scaling, making them suitable for boiler systems.
U-Tubes are used in various heat exchanger and condenser applications, with sizes commonly from 1″ to 3″ in diameter. They are highly resistant to corrosion and can withstand the thermal stresses of heat exchange processes.
These tubes are specifically designed for condenser systems, with dimensions typically ranging from 1/2″ to 2″ in diameter. They offer excellent resistance to corrosion from steam and other condensate environments.
Used for heat transfer applications, these tubes are available in various diameters, often from 1/2″ to 2″. They feature enhanced surface area for improved heat exchange efficiency and are highly resistant to corrosion.
Njabulo Stainless’s stainless steel welded tubing is widely utilized across a range of industries thanks to its strength, corrosion resistance, and visual appeal. You’ll find it in structural frameworks, fluid transport systems, exhaust systems, heat exchangers, and food processing equipment. In construction, it’s a popular choice for handrails, balustrades, and architectural features. Additionally, this tubing plays a crucial role in the petrochemical, automotive, and pharmaceutical sectors due to its hygienic and durable nature. Njabulo Stainless also offers customized tubing dimensions and finishes to meet specific project requirements, ensuring versatile and long-lasting solutions for both industrial and commercial applications.
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