- sales@bosegapipes.co.za
- Cape Town, South Africa
Home > Stainless Steel > Stainless Steel 904L Instrumentation Tubing
Bosega Pipes and Tubes is a reputable manufacturer and supplier located in Cape Town, South Africa, specializing in top-notch Super Duplex Steel Tubing. Known for providing high-performance piping solutions, Bosega caters to a wide range of industries with products that are celebrated for their durability, corrosion resistance, and strength. With a strong focus on quality and customer satisfaction, Bosega Pipes and Tubes offers tailored Super Duplex Steel Tubing that complies with both international and local industry standards. Thanks to their advanced manufacturing techniques and strict quality control, they have become a go-to partner for critical applications in tough and demanding environments.
Stainless Steel 904L Instrumentation Tubing is mainly composed of up to nickel (23%), chromium (20%) and molybdenum (4-5%), with small amounts of carbon and manganese It exhibits excellent mechanical properties, with 620 MPa tensile strength and excellent ductility. The tubing offers outstanding resistance to pitting and cravis corrosion, making it ideal for harsh environments. Advantages include resistance to stress-induced chloride providing high crack resistance, durability, and suitability for high-pressure applications, as well as providing reliable and durable equipment programs in different industries.
| Grade | Range | Ni | Cr | Cu | Mo | C | Mn | Si | P | S | N |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 904L | Min. | 23 | 19.0 | 1.0 | 4.0 | – | – | – | – | – | – |
| Max. | 28 | 23.0 | 2.0 | 5.0 | 0.20 | 2.0 | 1.0 | 0.040 | 0.030 | 0.10 |
| Grade | Tensile Strength min (MPa) | Yield Strength 0.2% Proof min (MPa) | Hardness | Elongation (% in 50mm) min | |
|---|---|---|---|---|---|
| Brinell max (HB) | Rockwell B max (HR B) | ||||
| 904L | 490 | 215 | – | 90 | 30 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Super Duplex Steel Tubing is mainly made up of about 25% chromium, 7% nickel, 4% molybdenum, along with trace amounts of nitrogen and manganese, resulting in a well-balanced austenitic-ferritic microstructure. This dual-phase design grants it impressive strength and outstanding resistance to stress corrosion cracking, pitting, and crevice corrosion. Its mechanical properties boast a high tensile strength of around 750 MPa and a yield strength of about 550 MPa, with elongation values typically exceeding 25%. The tubing also shows good weldability and toughness, even in sub-zero temperatures, making it perfect for challenging operational settings.
Bosega Pipes and Tubes, one of the largest suppliers of Stainless Steel 904L Instrumentation Tubing 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.
| Grade | UNS No | Old British | Euronorm | Japanese JIS | Swedish SS | KS | ||
|---|---|---|---|---|---|---|---|---|
| BS | En | No | Name | |||||
| 904L | NO8904 | 904S13 | – | 1.4539 | X1NiCrMoCu25-20-5 | SUS 904L | 2562 | STS 317J5L |
Yes, we offer custom sizes for Stainless Steel 904L Instrumentation Tubing 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.
Bosega Pipes and Tubes’ Super Duplex Steel Tubing is widely utilized across various high-demand sectors due to its remarkable corrosion resistance and mechanical strength. It’s commonly found in offshore oil and gas platforms, desalination plants, chemical processing industries, and marine environments where resistance to chloride-induced corrosion is crucial. Power generation plants, structural applications, heat exchangers, and pressure vessels also reap the benefits of its durability and performance under extreme conditions. The tubing’s versatility, long service life, and low maintenance needs make it a smart, cost-effective choice for modern infrastructure and essential engineering systems.
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