Welcome to Nimish Metal, your trusted partner in Safat, Kuwait, for top-tier industrial materials. We take pride in supplying a reliable range of stainless steel products, including the highly resilient Stainless Steel 310S Flat Bar and Rod. Renowned for its exceptional performance under extreme heat, this grade is a cornerstone for industries where durability and resistance are non-negotiable. We ensure our clients receive material that meets the most demanding specifications, backed by our commitment to quality and customer service.
The strength of 310S lies in its sophisticated composition, which includes high levels of chromium and nickel. This specific blend gives the alloy outstanding resistance to oxidation and corrosion, allowing it to perform reliably in temperatures up to 1100°C. Mechanically, it offers excellent tensile strength and good ductility, meaning it can withstand significant stress and strain without failing, even in challenging thermal cycling environments.
| 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.
Because of its remarkable heat resistance, the 310S Flat Bar and Rod are indispensable in fields like furnace construction, where they form essential parts of heating elements, radiant tubes, and burner components. You’ll also find it heavily used in refineries, chemical processing plants, and power generation facilities. Beyond high-temperature applications, its durability makes it a great choice for robust fixtures, structural supports in corrosive settings, and various components in the aerospace industry, proving its versatility across numerous demanding sectors.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Nimish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Safat, Kuwait
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