Stainless Steel 409 Coils are top-notch rolled products crafted for situations where you need a good balance of corrosion resistance, durability, and heat tolerance. Being a ferritic stainless steel grade, 409 shines when it comes to resisting oxidation and handling thermal fatigue, which makes these coils perfect for use in automotive exhaust systems, industrial machinery, and structural components. Their reliable quality and ease of shaping make them a great choice for both fabrication and finished products.
These coils are mainly made up of iron and chromium, with a dash of titanium thrown in to enhance stability and ward off sensitization. The chromium content gives them solid oxidation resistance and a decent level of corrosion protection, while the ferritic structure contributes to their impressive tensile strength, dimensional stability, and thermal conductivity. Plus, they boast excellent machinability, weldability, and formability, making them adaptable for a wide range of industrial and manufacturing tasks.
| 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. |
| 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 |
| Grade | C | Ni strong> | Si | S | Mn | P | Cr | Ti | |
| SS 409 | Min | – | – | – | – | – | – | 10.5 | 6x C |
| MAX | 0.08 | 0.5 | 1.00 | 0.045 | 1.00 | 0.045 | 11.75 | 0.75 | |
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SS 409 slitting coils are versatile high-performance stainless steel strips, particularly in automotive exhaust systems, industrial application, and architectural components. These offer the excellent corrosion and wear resistance of a product.
The SS 409 hot rolled coils provide an outstanding strength and durability for usage in automotive, industrial, and construction applications. The high temperature as well as corrosion resistance guarantees its long service life.
SS 409 cold rolled coils are ideal for applications in the automotive, architectural, and industrial fields. They possess superior surface finish and precise dimensions. They have excellent strength, corrosion resistance, and formability.
Stainless Steel 409 HR slitting coils are of high strength and robust performance. They are perfect for automotive and industrial applications. The corrosion resistance is excellent and the high-temperature stability is high.
Stainless Steel 409 slitting coils provide durability and corrosion resistance along with precision cutting. They are perfect for use in automotive and industrial applications, providing high performance, excellent strength, and versatility in various uses.
AISI 409 slitting coils represent versatile stainless steel products characterized by excellent corrosion resistance and durability. Perfect for applications such as in automobiles and the industries, it represents reliable performance along with ease in fabricating.
Amer Stainless, we also aim to make customers have a hassle-free experience with the set of documents our high-quality Stainless Steel 409 Coils provide. There is documentation to take with commercial invoices, packing lists, fumigation certificates, heat treatment charts, the quality assurance plan, and NABL-approved lab test reports. In addition, we provide different test certificates to our Stainless Steel 409 Coils, which include MTC as per EN 10204/3.1b, PMI Test Certificates, 100% radiography test reports, and Third Party Inspection Certificates that demonstrate our focus on customer satisfaction and continuous excellence in the products.
You’ll find Stainless Steel 409 Coils in a variety of applications, including automotive exhaust systems, ducting, heating systems, industrial chimneys, and structural uses. Their blend of mechanical strength, thermal stability, and moderate corrosion resistance guarantees dependable performance in high-temperature and mildly corrosive settings. Overall, Stainless Steel 409 Coils offer a long-lasting, cost-effective, and trustworthy material solution for industrial, automotive, and structural needs.







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