Stainless Steel 321 Coils are top-notch austenitic stainless steel products crafted for situations where outstanding corrosion resistance, high-temperature strength, and long-lasting durability are a must. Thanks to the addition of titanium, these coils are resistant to intergranular corrosion, making them perfect for use in boilers, heat exchangers, chemical processing equipment, and industrial systems that face high temperatures and tough chemical conditions.
The makeup of Stainless Steel 321 Coils includes iron, chromium, nickel, and titanium. Chromium is key for corrosion resistance, while nickel boosts toughness and ductility. Titanium plays a crucial role in stabilizing the microstructure, ensuring mechanical integrity even at elevated temperatures. These coils deliver impressive tensile strength, thermal stability, and creep resistance, making them ideal for high-stress and high-temperature applications.
| 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 |
| 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 |
Contact us to get a quick quote for your requirement.
SS 321 slitting coils are stainless steel strips, processed through slitting, ideal for high-temperature applications due to their excellent resistance to corrosion and oxidation. Used in various industrial sectors
SS 321 hot-rolled coils are stainless steel sheets produced by heating and rolling, offering excellent resistance to corrosion and high temperatures, suitable for automotive, aerospace, and industrial applications,
SS 321 cold-rolled coils are stainless steel sheets processed at room temperature, providing a smooth surface and precise dimensions, ideal for applications requiring excellent corrosion resistance and structural integrity.
Stainless Steel 321 HR slitting coils are hot-rolled, slit stainless steel strips, offering excellent heat and corrosion resistance. They are used in industries requiring high durability and precision.
Stainless Steel 321 slitting coils are precision-cut strips of heat-resistant stainless steel, ideal for applications requiring high corrosion resistance and strength, commonly used in aerospace, automotive, and industrial sectors.
AISI 321 slitting coils are stainless steel strips with excellent heat and corrosion resistance, processed by slitting. They’re suitable for applications in aerospace, automotive, and high-temperature environments.
We ensure that our documentation for Stainless Steel 321 Coils is detailed and reliable to provide complete transparency. The documents include a commercial invoice, a packaging list, a fumigation certificate, a heat treatment chart, and a quality assurance plan. The package further comprises an NABL-approved lab test report for confirmation against rigorous standards. For enhancing our commitment to quality, we provide several test certificates such as MTC according to EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and a Third-Party Inspection Certificate. Such strong measures guarantee 100% client satisfaction and confidence in the integrity of our Stainless Steel 321 Coils.
You’ll find Stainless Steel 321 Coils in a variety of settings, including power plants, petrochemical industries, chemical processing equipment, and high-temperature industrial machinery. Their unique blend of mechanical strength, heat resistance, and corrosion protection guarantees reliable and long-lasting performance. Stainless Steel 321 Coils are a durable, cost-effective, and trustworthy choice for essential industrial, structural, and engineering needs.







©2024 Amer Stainless All Rights Reserved.