High-Temperature Oxidation Resistance · Superior Strength · Resistant to Scaling & Thermal Fatigue · Global Industrial Supply
310/310S stainless steel coils are high-temperature austenitic stainless steel products known for their excellent resistance to oxidation and corrosion at elevated temperatures. Grade 310 contains higher carbon content, while 310S has lower carbon content, making it more suitable for welding and high-temperature applications without sensitization. These coils are widely used in heat treatment equipment, furnaces, and chemical processing industries due to their ability to withstand extreme heat and maintain strength.
310/310S stainless steel coils work by forming a stable chromium oxide layer on their surface when exposed to high temperatures and oxygen. This layer acts as a protective barrier, preventing oxidation and corrosion even in extreme environments. The high chromium and nickel content enhances resistance to scaling and thermal degradation.
Key alloying elements that contribute to the high-temperature performance of 310/310S grades.
ASTM A240 · ASME SA240 · UNS S31000 / S31008 · EN 1.4845
| Specification | Details |
|---|---|
| ASTM / ASME | ASTM A240 / ASME SA240 (Plate, Sheet, Strip, and Coils) |
| UNS | UNS S31000 / UNS S31008 |
| EN | 1.4845 / 1.4845 |
| DIN | 1.4845 or X15CrNi25-20 / 1.4845 or X8CrNi25-21 |
| ISO | X15CrNi25-20 / X8CrNi25-21 |
| JIS | SUS 310 / SUS 310S |
| Product Form | Coils / Sheets / Plates |
| Thickness Range | 0.5 mm to 100 mm |
| Standard Widths | 1000, 1219, 1250, 1500, 1800, 2000, 2500, 3000, 3500 mm, etc |
| Standard Lengths | 2000, 2440, 2500, 3000, 5800, 6000 mm, etc |
| Surface Finish | Hot Rolled (HR), Cold Rolled (CR), Annealed & Pickled (AP) |
| Supply Condition | Solution Annealed |
| Cutting Methods | Plasma, Laser, Waterjet, Oxy Propane |
| Packaging | Bundled, Wooden Plates, Bubble wraps, Customized |
Precision slitting coils and thin foils available from 0.05 mm thickness.
Precision sheets, heavy plates, and shim sheets sourced from global mills.
Circles, rings, and custom-cut blanks tailored to industrial requirements.
Mill edge, slit edge, round edge, and square edge conditions available.
24.0–26.0% — High content for superior oxidation resistance.
19.0–22.0% — Enhances high-temperature performance.
≤ 0.08% (310S) — Lower carbon content for better weldability.
≤ 1.50% — Improves surface scaling resistance at heat.
≥ 515 MPa — Robust ultimate strength for structural use.
≥ 205 MPa — High load-bearing capacity at 0.2% offset.
≥ 40% — Excellent ductility for forming and fabrication.
≤ 217 HB — Balanced hardness for optimal durability.
Available in multiple finishes and conditions for high-heat engineering needs.
Composition details for 310 and low-carbon 310S stainless steel alloys.
| Element | 310 (%) | 310S (%) |
|---|---|---|
| Carbon (C) | ≤ 0.25 | ≤ 0.08 |
| Chromium (Cr) | 24.00 – 26.00 | 24.00 – 26.00 |
| Nickel (Ni) | 19.00 – 22.00 | 19.00 – 22.00 |
| Manganese (Mn) | ≤ 2.00 | ≤ 2.00 |
| Silicon (Si) | ≤ 1.50 | ≤ 1.50 |
| Phosphorus (P) | ≤ 0.045 | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 | ≤ 0.030 |
| Iron (Fe) | Balance | Balance |
Cross-reference table for international designations of 310/310S coils.
| Standard | 310 Grade | 310S Grade |
|---|---|---|
| ASTM / AISI | 310 | 310S |
| UNS | S31000 | S31008 |
| EN / W-Nr. | 1.4845 | 1.4845 |
| JIS (Japan) | SUS 310 | SUS 310S |
| BS (UK) | 310S24 | 310S16 |
| GOST (Russia) | 20Cr25Ni20 | 08Cr25Ni20 |
| GB (China) | 20Cr25Ni20 | 06Cr25Ni20 |
| IS (India) | 20Cr25Ni20 | 08Cr25Ni21 |
HRS Ferritic is a trusted and leading 310/310S stainless steel Coils Supplier and Stockist in India. We provide premium-grade materials sourced from globally certified manufacturers, ensuring consistent quality, reliability, and precision for high-temperature industrial needs.
Quick answers to common queries about 310/310S Stainless Steel Coils.