Njabulo Stainless, a well-respected manufacturer and supplier located in Cape Town, South Africa, specializes in top-notch **Stainless Steel 446 Coils** that are celebrated for their remarkable heat resistance and durability against corrosion. The company is committed to crafting high-performance stainless steel products that adhere to global standards, ensuring they can be relied upon even in the toughest, high-temperature conditions. Njabulo Stainless’s 446 Coils are produced with precision and cutting-edge technology, providing exceptional oxidation resistance, strength, and longevity. These coils are perfect for industries like power generation, chemical processing, and furnace manufacturing, where outstanding performance in extreme heat and oxidation is a must.
**Stainless Steel 446 Coils** are ferritic stainless steels primarily made up of iron, chromium (23–27%), and trace amounts of molybdenum, silicon, and manganese, featuring very low carbon content. The high chromium levels grant impressive oxidation and scaling resistance at elevated temperatures. In terms of mechanics, Stainless Steel 446 Coils show good tensile strength, moderate ductility, and excellent thermal conductivity. They maintain their stability and toughness even under cyclic heating conditions, offering superior resistance to sulfuric and nitric acid environments while minimizing distortion during thermal cycling.
| Standard | ASTM A240, ASME SA240 |
| Thickness | 0.1mm to 12 mm Thk |
| Coil Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm etc. |
| Coil Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm etc. |
| Surface | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sandblast, Brush, etching. |
| Finish | Hot rolled (HR), Cold rolled (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated), Galvanized etc. |
| Grade | C | Ni strong> | Si | S | Mn | P | Cr | Ti | |
| SS 446 | Min | – | – | – | – | – | – | 10.5 | 6x C |
| MAX | 0.08 | 0.5 | 1.00 | 0.045 | 1.00 | 0.045 | 11.75 | 0.75 | |
| Tensile Strength(MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Rockwell B (HRB) max | Brinell (HB) max |
| 450 | 240 | 25 | 75 | 131 |
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SS 446 Slitting Coils are processed by slitting larger coils into narrower strips. They offer excellent resistance to high-temperature oxidation and thermal fatigue. These coils are ideal for use in applications involving high heat and severe environments.
SS 446 Hot Rolled Coils are produced through high-temperature rolling, making them suitable for heavy-duty applications. They possess high resistance to oxidation, particularly in environments where high heat is a concern. These coils are commonly used in industrial equipment and furnaces.
SS 446 Cold Rolled Coils are cold-formed to achieve a smoother finish and higher strength. These coils are ideal for precision applications, offering improved surface quality and tight tolerance. They maintain excellent resistance to heat and corrosion.
Stainless Steel 446 HR Slitting Coils are hot-rolled and then slit into narrow widths for further processing. They offer superior oxidation resistance and high strength at elevated temperatures. These coils are widely used in industries like aerospace and power generation.
Stainless Steel 446 Slitting Coils are designed for applications requiring high-temperature strength and corrosion resistance. These coils are slit into precise widths and are ideal for high-stress environments. They maintain their mechanical properties even at extreme temperatures.
AISI 446 Slitting Coils are manufactured from high-alloy stainless steel, offering excellent resistance to thermal fatigue and oxidation. They are commonly used in applications such as furnaces, kilns, and combustion chambers. The slitting process ensures flexibility for different industrial needs.
We are committed to delivering the highest quality Stainless Steel 446 Coils to our clients. For their excellent quality, these coils undergo a series of stringent testing processes before dispatch. These tests include hardness testing, chemical analysis through spectro analysis, positive material identification (PMI) testing, flattening testing, micro and macro tests, pitting resistance testing, flaring testing, and intergranular corrosion (IGC) testing. Besides that, we also provide third-party inspection certificates for the assurance of our clients in respect of the excellent quality and reliability of our Stainless Steel 446 Coils for a wide variety of industrial applications.
**Stainless Steel 446 Coils** find extensive use in high-temperature and corrosive settings where resistance to oxidation and scaling is crucial. They are commonly found in furnace components, heat exchangers, boiler parts, and kiln linings. These coils are also well-suited for applications in petrochemical processing, power generation plants, and exhaust systems, thanks to their ability to operate efficiently at temperatures exceeding 1100°C. Furthermore, Stainless Steel 446 Coils are utilized in thermal processing, incineration systems, and various industrial equipment where durability, thermal stability, and a long service life are essential.
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