
ASTM A240 Stainless Steel 310s Plate
1. Standard: ASTM A240、ASME SA240
2. Thickness: 4.8mm - 25.4mm
3. Width: 1219 to 3048mm or customized
4. Length: 1000mm-6000mm or customized
ASTM A240 Stainless Steel 310S Plate is a low carbon version of the 310 stainless steel grade, further enhancing its weldability and reducing the risk of intergranular corrosion sensitization. Stainless Steel 310S Plate has excellent corrosion resistance in a wide range of environments including oxidizing and reducing atmospheres. A240 310S Plate has good resistance to oxidation and scaling at temperatures up to 2000°F (1093°C). Commonly used in applications such as furnace components, heat exchangers, and radiant tubes.
ASTM A240 Stainless Steel 310s Plate Standard:
- ASTM A240: Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
- Other Production: 310S pipes, fittings, nuts, bolts, screws, flanges and springs, forgings, fasteners, tubes, bars, and round rods.

Alloy 310S Stainless Steel Data Sheet
| Description | ASTM A240 / ASME SA240 |
| Standard | ASTM, ASME, BS, DIN, EN |
| Thickness | 4.8mm to 25.4mm |
| 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 requirement. |
| Technique | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN |
| Form | Shim Sheet, Chequered Plate, Perforated Sheet, Strip, Coils, Flats, Etc. |
| Surface | 2B, 2D, BA, NO. 1, NO. 4, NO.8, 8K, Mirror, Checkered, Embossed, Hair Line, Sand Blast, Brush, Etching |
| Package | Standard Export Seaworthy Package, or as required. |
| 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 |
310S Stainless Steel Plate Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 310 | min. max. |
- 0.25 |
- 2.00 |
- 1.50 |
- 0.045 |
- 0.030 |
24.0 26.0 |
- | 19.0 22.0 |
- |
ASTM A240 SS 310s Plates 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 | |||||
| 310 / 310S | 7750 | 200 | 15.9 | 16.2 | 17.0 | 14.2 | 18.7 | 500 | 720 |
STS 310s Mechanical Properties
- Tensile Strength 75,000 psi (515 MPa)
- Yield Strength 30,000 psi (205 MPa)
- Elongation 40%
Din 1.4845 Stainless Steel Welding Properties
ASTM A240 TP310s plates and strips can be welded by various common welding methods, such as arc welding (including manual arc welding and argon arc welding), TIG welding, MIG welding, etc.
ASTM A240 Grade 310s Plate Heat Treatment
ASTM A240 UNS S31008 steel plates can undergo various heat treatment processes to improve properties. Anneal at temperatures between 1900°F (1038°C) and 2050°F (1121°C), followed by rapid quenching.
ASTM A240 SS 310S Plate Tolerances
| Gauge | LB/Sq. Ft. | LB/Sq In. | Gauge Tolerance | ||
|---|---|---|---|---|---|
| 72″ Wide | 96″ Wide | ||||
| 3/16 | 0.1875 | 8.579 | 0.05958 | +0.045″ -0.010″ | +0.050″ -0.010″ |
| 7/32 | 0.2187 | 9.870 | 0.06854 | ||
| 1/4 | 0.2500 | 11.162 | 0.07750 | ||
| 5/16 | 0.3125 | 13.746 | 0.09546 | ||
| 3/8 | 0.3750 | 16.496 | 0.11456 | +0.055″ -0.010″ | +0.060″ -0.010″ |
| 7/16 | 0.4375 | 19.080 | 0.13250 | ||
| 1/2 | 0.5000 | 21.633 | 0.15044 | ||
| 9/16 | 0.5625 | 24.247 | 0.16838 | ||
| 5/8 | 0.6250 | 26.831 | 0.18633 | ||
| 11/16 | 0.6875 | 29.415 | 0.20427 | ||
| 3/4 | 0.7500 | 32.123 | 0.22308 | +0.060″ -0.010″ | +0.065″ -0.010″ |
| 13/16 | 0.8125 | 34.707 | 0.24102 | ||
| 7/8 | 0.8750 | 37.291 | 0.25897 | ||
| 15/16 | 0.9375 | 39.875 | 0.27691 | ||
| 1 | 1.0000 | 42.665 | 0.29628 | +0.070″ -0.010″ | +0.075 -0.010″ |
| 1-1/8 | 1.1250 | 47.833 | 0.33217 | ||
| 1-1/4 | 1.2500 | 53.001 | 0.36806 | ||
| 1-3/8 | 1.3750 | 58.169 | 0.40395 | ||
| 1-1/2 | 1.5000 | 63.337 | 0.43984 | ||
| 1-3/4 | 1.7500 | 73.672 | 0.51161 | ||
| 2 | 2.0000 | 84.008 | 0.58339 | +0.125″ -0.010″ | +0.150″ -0.010″ |
| 2-1/8 | 2.1250 | 89.610 | 0.62229 | ||
| 2-1/4 | 2.2500 | 94.777 | 0.65817 | ||
| 2-1/2 | 2.5000 | 105.113 | 0.72995 | ||
| 2-3/4 | 2.7500 | 115.449 | 0.80173 | ||
| 3 | 3.0000 | 126.301 | 0.87709 | +0.150″ -0.010″ | +0.160″ -0.010″ |
| 3-1/2 | 3.5000 | 146.972 | 1.02064 | ||
| 4 | 4.0000 | 168.264 | 1.16850 | +0.180″ -0.010″ | +0.200″ -0.010 |
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