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Smith Fittings, located in Canberra, Australia, stands out as a top manufacturer and supplier of **Stainless Steel 321 Coils and Slitting Coils**. They’re well-known for their impressive corrosion resistance, high-temperature stability, and overall durability. Crafted from titanium-stabilized austenitic stainless steel, these coils are designed to prevent carbide precipitation and intergranular corrosion, ensuring they perform exceptionally well in high-temperature settings. Smith Fittings prides itself on precision manufacturing and rigorous quality control, delivering 321 coils that adhere to international standards. These coils are perfect for a variety of applications in industries like chemical processing, power generation, and more, providing reliable performance, structural integrity, and resistance to scaling and oxidation even in the toughest conditions.
The **Stainless Steel 321 Coils and Slitting Coils** are composed of chromium (17–19%), nickel (9–13%), and titanium, which boosts their high-temperature corrosion resistance and helps prevent sensitization. They boast a tensile strength of around 515 MPa, a yield strength of 205 MPa, and an elongation of 40%. With a density of 8.0 g/cm³ and a melting range of 1390–1425°C, these coils offer excellent toughness, formability, and weldability, ensuring they remain mechanically stable and reliable over time, even in corrosive and elevated temperature environments.
| Specifications | ASTM A240, ASME SA240 |
| Standard | JIS, ASTM, AISI, GB, EN, DIN |
| Surface | 2B, BA, HL, No. 4, Mirror etc. |
| Finish | Cold rolled, Hot rolled |
| Thickness | 0.3mm–100mm |
| Size | 1000mm, 1219mm, 1250mm, 1500mm, 1524mm, 2000mm |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50 mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 321 | 515 | 205 | 40 | 95 | 217 |
| 321H | 515 | 205 | 40 | 95 | 217 |
| 347 | 515 | 205 | 40 | 92 | 201 |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 321 Coils and Slitting Coils offer exceptional resistance to high temperatures and oxidation, making them ideal for use in heat exchangers, aerospace components, and chemical processing industries. The addition of titanium stabilizes the alloy, preventing carbide precipitation and ensuring excellent weldability. These coils also provide strong resistance to intergranular corrosion, pitting, and crevice corrosion. With high tensile and yield strength, they maintain structural integrity under extreme conditions. Their durability, combined with excellent formability and resistance to scaling, makes them a reliable choice for demanding industrial applications.
Yes, we offer custom sizes for Stainless Steel 321 Coils to meet specific project needs. Our team at Josh Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
These **Stainless Steel 321 Coils and Slitting Coils** are commonly utilized in situations that demand high-temperature corrosion resistance and robust structural strength. You’ll find them in furnace components, heat exchangers, boilers, chimneys, and chemical processing equipment. They’re also essential in power generation, petrochemical facilities, and industrial frameworks where thermal stability, durability, and resistance to scaling and oxidation are vital. Their outstanding performance in harsh, high-temperature, and corrosive environments makes them a go-to choice for industrial, structural, and high-performance engineering applications.
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