What Is ASME SA240 310S Stainless Steel Plate?
Oct 15, 2025
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GNEE is a professional stainless steel plate supplier with over 18 years of manufacturing and exporting experience, dedicated to providing high-quality, dimensionally accurate, fast-delivery, and customizable solutions to industrial buyers worldwide.
We offer premium ASME SA240 310S stainless steel plate, also known as UNS S31008, grade 1.4845. This is a high-temperature chromium-nickel austenitic stainless steel with high creep strength and oxidation resistance at temperatures up to 2000°F in dry air. 310S stainless steel plate is available in both hot-rolled and cold-rolled forms. Type 310S is a low-carbon version of Type 310 and is easier to fabricate due to its improved formability and weldability.
Our 310S plate offers excellent corrosion resistance in chemically aggressive environments and can operate at temperatures up to +1100°C, making it an ideal choice for furnaces, heat exchangers, petrochemical equipment, and power plants.
If you have project needs, we can provide free samples for you to test.Email: sales@gneestainless.com
ASTM A240 SS 310S Plate Specifications
| Description | ASTM A240 / ASME SA240 Stainless Steel Plates, ASTM A240 Hot Rolled Stainless Steel Plates |
| Standard | ASTM, ASME, BS, DIN, EN |
| Material | 310S, 310, 309, 309S, 316, 316L, 316Ti, 317, 317L, 321, 321H, 347, 347H, 304, 304L, |
| 302, 301, 201, 202, 403, 405, 409, 409L, 410, 410S, 420, 430, 631, 904L, Duplex, etc | |
| Specification | Cold rolled: 1219mm * 2438mm (4′ x 8′), 1219mm * 3048mm (4′ x 10′), 1220mm * 2440mm, 1250mm * 2500mm or as your requirement.
Hot rolled: 1500mm * 2000mm, 1000mm * 3000mm, 1500mm * 4000mm, 1500m * 6000mm or as your requiremnt. |
| Technique | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Etc. |
| Surface | 2B, 2D, BA, NO. 1, NO. 4, NO.8, 8K, Mirror, Checkered, Embossed, Hair Line, Sand Blast, Brush, Etching |
| Thickness | 0.25-200mm, 0.3mm to 120mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm |
| Package | Standard Export Seaworthy Package, or as required. |
| Value Added Services | Cladding,Heat Treatment,Annealed, Pickling, Polish,Rolling,Cutting,Bending,Forging,Minor Fabrication Etc. |
| MTC | Mill Test Certificate, Available as per EN 10204 3.1 |
ASTM A240 Stainless Steel 310S Chemical Composition
| Type | Grade | ASTM A240 Chemical Composition | |||||||||
| ASTM(A240M) | Others(JIS) | C | Si | Mn | P | S | Ni | Cr | Mo | Others | |
| Austenitic Steels | |||||||||||
| 310S | SUS310S | ≤0.08 | ≤1.50 | ≤2.00 | ≤0.045 | ≤0.030 | 19.0/22.0 | 24.0/26.0 | ― | ||
ASTM A240 TP310S Stainless Steel Plate Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100 °C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-100 °C | 0-315 °C | 0-538 °C | at 100 °C | at 500 °C | |||||
| 310S | 7750 | 200 | 15.9 | 16.2 | 17.0 | 14.2 | 18.7 | 500 | 720 |
ASTM A240 Stainless Steel 310S Plate Mechanical Properties
| 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 | ||||
| 310S | 515 | 205 | 40 | 95 | 217 |
GNEE boasts a production area of over 30,000 square meters, equipped with advanced production lines for plate rolling, flattening, cutting, polishing, and heat treatment. Annual production capacity exceeds 25,000 tons of stainless steel plates and coils. Full ISO 9001, SGS, and BV certifications ensure consistent product quality.Email: sales@gneestainless.com

Quality Assurance: 100% chemical composition and mechanical property testing, with each batch undergoing surface inspection and flatness verification. Advanced annealing processes ensure dimensional stability and thermal performance.

Global Export: Serving Europe, the Middle East, Southeast Asia, and South America. Customized solutions and technical support are provided for high-temperature and industrial projects.
All stainless steel sheets undergo moisture-proof treatment and are securely packaged in wooden crates, pallets, or bubble wrap. They are transported in standard containers or dedicated vehicles to ensure the integrity and safety of the goods during transit. We offer global shipping, with a typical lead time of 7-15 days from production to delivery, ensuring on-time delivery to our customers.


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