Browse Our Collection
Get instant quotes that fit your budget perfectly.
Boikanyo Sheets and Plates, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of SMO 254 foils. They pride themselves on delivering high-quality products that are specifically designed for outstanding corrosion resistance, impressive strength, and long-lasting durability. Using advanced cold rolling and annealing techniques, the company crafts precision-engineered SMO 254 foils that boast uniform thickness, a smooth surface finish, and remarkable dimensional accuracy. These foils are perfect for use in highly corrosive industrial settings, such as chemical processing, offshore operations, and marine applications, where they consistently outperform conventional stainless steels in chloride-rich and oxidizing environments.
SMO 254 foils are made from a superaustenitic stainless steel alloy that includes 20–22% chromium, 18–20% nickel, 6–7% molybdenum, and 0.2–0.5% nitrogen. This special blend gives them exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, even in aggressive conditions. With a tensile strength ranging from 620 to 750 MPa and a yield strength between 280 and 380 MPa, these foils also offer excellent ductility, formability, and weldability. The high levels of molybdenum and nitrogen significantly boost their corrosion resistance in environments rich in chloride and oxidizing agents, making them a reliable choice for critical chemical and marine applications.
| Specifications | ASTM A240 / ASME SA 240 | |
| Size |
|
|
| Thickness | 0.1mm to 100 mm Thk | |
| Surface | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc | |
| Form | Foils | |
| Finish | Cold rolled sheet (CR), Hot rolled plate (HR) |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Grade | Ni | Cr | Mo | Cu | N | C | Mn | Si | P | S |
| SMO 254 | 17.5-18.5 | 19.5-20.5 | 6-6.5 | 0.5-1.0 | 0.18-0.22 | 0.02 | 1.0 | 0.08 | 0.03 | 0.01 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.0 g/cm3 | 1320-1390 ℃ | 650 | 300 | 35 % |
DIN 1.4547 Foils offer numerous advantages, including superior corrosion resistance, especially against chloride-induced pitting, crevice corrosion, and stress corrosion cracking. This makes them ideal for use in aggressive environments like chemical processing, marine, and petrochemical industries. The high alloy content of chromium, molybdenum, and nitrogen ensures exceptional strength and durability. SMO 254 foils also exhibit excellent weldability, formability, and resistance to high-temperature environments. Their ability to maintain strength and integrity in extreme conditions makes them a reliable choice for critical applications, ensuring long-lasting performance and reduced maintenance costs.
| STANDARD | UNS | WERKSTOFF NR. | SIS | AFNOR | EN |
|---|---|---|---|---|---|
| SMO 254 | S31254 | 1.4547 | 2378 | Z1 CNDU 20.18.06Az | X1CrNiMoCuN20-18-7 |
You’ll find SMO 254 foils being utilized in heat exchangers, chemical reactors, desalination plants, offshore oil and gas equipment, and marine hardware. They’re also great for valves, piping, gaskets, and other components that face harsh, chloride-rich, or oxidizing conditions. The combination of high strength, outstanding corrosion resistance, and excellent formability makes SMO 254 foils the go-to option for demanding industrial, chemical, and marine applications that require dependable performance and longevity in tough environments.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
Discover high-quality products tailored to meet your unique needs and preferences.
Get instant quotes that fit your budget perfectly.
Copyright 2024 Boikanyo Sheet and Plates. All rights reserved
