Harshita Stainless is a reputable manufacturer and supplier of Stainless Steel 309S Bars, catering to a diverse clientele in both Delhiand India. Based in Delhi, India, this company has built a solid reputation for providing top-notch stainless steel products that boast exceptional strength, corrosion resistance, and outstanding performance in high-temperature settings. The Stainless Steel 309S Bars are particularly ideal for industries that need materials resistant to oxidation and heat scaling. Thanks to their advanced manufacturing methods and rigorous quality control, Harshita Stainless delivers reliable and precisely crafted bars that meet the varied demands of sectors like petrochemical, power generation, thermal processing, and marine applications.
These Stainless Steel 309S Bars are made from iron, featuring 22–24% chromium, 12–15% nickel, and a low carbon content that improves weldability and minimizes carbide precipitation when exposed to high temperatures. They offer a tensile strength of around 520 MPa and a yield strength of 205 MPa. Notably, they are highly resistant to oxidation and corrosion at temperatures reaching up to 980°C, while also maintaining good mechanical properties during thermal cycling and varying service conditions.
| Grade | Stainless Steel 309S (UNS 30908) |
| Standard | ASTM A276 / ASME SA276 |
| Diameter | 25mm to 152mm dia |
| Condition | Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished |
| Finish | Bright, Polish & Black |
| Type | Round/Square/ Hexagonal/ Rectangular |
Element | Content (%) |
Iron, Fe | 60 |
Chromium, Cr | 23 |
Nickel, Ni | 14 |
Manganese, Mn | 2 |
Silicon, Si | 1 |
Carbon, C | 0.20 |
Phosphorous, P | 0.045 |
Sulfur, S | 0.030 |
Properties | Metric | Imperial |
Tensile strength | 620 MPa | 89900 psi |
Yield strength (@ strain 0.200%) | 310 MPa | 45000 psi |
Izod impact | 120 – 165 J | 88.5 – 122 ft-lb |
Shear modulus (typical for steel) | 77 GPa | 11200 ksi |
Elastic modulus | 200 GPa | 29008 ksi |
Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break (in 50 mm) | 45% | 45% |
Hardness, Brinell | 147 | 147 |
Hardness, Rockwell B | 85 | 85 |
Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
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We ensures the highest quality of stainless steel 309S tiles through rigorous testing and certification. Each product undergoes extensive testing, including chemical composition, mechanical properties and durability testing. Certified to accepted industry standards, our breweries deliver efficiency, reliability and compliance, making them ideal for complex applications.
Stainless Steel 309S Round Bars are designed for high-temperature applications, offering exceptional oxidation resistance and durability. They are ideal for components in furnaces, heat exchangers, and other high-heat environments.
Stainless Steel 309S Flat Bars provide outstanding heat resistance and strength, suitable for applications such as heat shields, furnace parts, and structural components exposed to high temperatures and corrosive environments.
Stainless Steel 309S Square Bars are used in high-temperature settings where heat resistance and durability are critical. They are commonly employed in manufacturing parts for the aerospace industry, industrial equipment, and heat exchangers.
Stainless Steel 309S Rectangular Bars are ideal for high-temperature applications requiring superior oxidation resistance. They are often used in furnace components, structural supports, and industrial parts that endure extreme heat and corrosive conditions.
Stainless Steel 309S Hexagonal Bars are perfect for applications needing high-temperature performance and corrosion resistance. They are utilized in industrial processes, furnace parts, and equipment subjected to severe thermal conditions.
Stainless Steel 309S T-Bars offer excellent heat resistance and strength, making them suitable for high-temperature structural applications. They are commonly used in heat exchangers, support structures, and furnace components.
You’ll find Stainless Steel 309S Bars commonly used in high-temperature and corrosive environments, such as heat exchangers, furnace components, boiler parts, kiln linings, and chemical processing systems. Their ability to endure thermal stress and oxidation makes them perfect for structural and load-bearing applications that face heat and aggressive chemicals. Industries in Delhiand India favor 309S stainless steel bars for their durability, formability, and long-lasting performance in challenging operational conditions.
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