Chuck Metals is a well-respected manufacturer and supplier of Stainless Steel 310S Flat Bars in Singapore, catering to a wide array of industries throughout Pulau Ujong. This particular grade, Stainless Steel 310S, is a low-carbon variant of grade 310, designed to excel in oxidation resistance, thermal stability, and weldability, especially in high-temperature settings. Manufactured in accordance with ASTM A276 and other relevant standards, these flat bars boast an impressive surface finish, precise dimensions, and long-lasting reliability.
With a composition of 24–26% chromium, 19–22% nickel, and a maximum carbon content of 0.08%, 310S showcases remarkable creep strength, thermal resistance, and the ability to withstand carburizing and sulfidizing environments. It delivers a tensile strength of about 515 MPa and a yield strength of roughly 205 MPa, maintaining good toughness even when temperatures rise.
| Standards | ASTM, ASME |
| Designation | A276 / A479, SA276 / A479 |
| Thickness | 50 mm to 6000 mm Long |
| Length | 1 To 6 Meters, Custom Cut Length |
| Round Bar Size | 3mm~ 800mm |
| Square Bar Size | 4mm* 4mm ~100mm* 100mm |
| Flat Bar Size | 2mm ~ 100mm |
| Hex Bar Size | 2mm ~ 100mm |
| Grade | C | Ni | Si | N | S | Mn | P | Cr | Mo | |
| SS 310S | min. | – | 19.0 | – | – | – | – | – | 24.0 | – |
| max. | 0.08 | 22.0 | 1.50 | – | 0.030 | 2.00 | 0.045 | 26.0 | ||
| STANDARD | UNS | WERKSTOFF NR. |
| SS 310S | S31008 | 1.4845 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
|---|---|---|---|---|---|---|---|
| SS 310S | 1.4845 | S31008 | SUS 310S | 310S16 | 20Ch23N18 | – | X8CrNi25-21 |
Stainless Steel 310S Flat Bars are primarily used in high-temperature applications, such as furnace parts, heat exchangers, burner parts, and chemical processing equipment, due to their excellent oxidation and corrosion resistance.
Stainless Steel 310S performs exceptionally well in high-temperature environments, maintaining strength and resistance to oxidation up to 1,100°C (2,012°F). Its low carbon content minimizes carbide precipitation, ensuring better stability and resistance to thermal cycling and oxidation.
Yes, Stainless Steel 310S can be welded and fabricated with relative ease. Its low carbon content reduces the risk of carbide precipitation during welding, ensuring strong welds. However, preheating and post-weld heat treatment may be necessary for optimal results.
These 310S flat bars find extensive use in furnace components, heat exchangers, kilns, power plants, and chemical processing equipment. They are also ideal for welded structures, support frames, and engineered components that face extreme heat and oxidizing conditions. With Stainless Steel 310S flat bars, you can count on durability and performance, even in the toughest thermal environments.






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