Amer Stainless, based in Amman, Jordan, has built a solid reputation as a top-notch manufacturer and supplier of high-quality Stainless Steel 309 Bars, catering to a variety of industrial sectors. The company is well-regarded for its commitment to quality, precision engineering, and reliable customer service. They offer high-performance bars designed to endure tough thermal and corrosive conditions. By employing advanced production techniques and rigorous inspection standards, Amer Stainless ensures that their products consistently deliver durability, strength, and precise dimensions. With a focus on long-lasting reliability and engineering excellence, they remain a go-to source for Stainless Steel 309 Bars, especially in applications that demand exceptional heat and oxidation resistance.
Stainless Steel 309 Bars are composed of chromium (22–24%), nickel (12–15%), and low carbon content, which enhances their oxidation and heat resistance compared to typical austenitic grades. This alloy maintains its structural integrity even at high temperatures and offers excellent corrosion resistance in oxidizing environments. On the mechanical side, 309 bars showcase impressive tensile and yield strength, good creep resistance, and dependable ductility. Their strong austenitic structure ensures they remain tough during thermal cycling. These features make Stainless Steel 309 Bars ideal for applications that require consistent mechanical performance and resistance to scaling at elevated temperatures.
| Specifications | ASTM A276, ASTM A479 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| SS 309 Round Bars | Outside Diameter in the range of 4mm to 500mm |
| SS 309 Bright Bars | Outside Diameter in the range of 4mm to 100mm |
| SS 309 Hex Bars | 18mm – 57mm (11/16″ to 2-3/4″) |
| SS 309 Square Bars | 18mm – 47mm (11/16″ to 1-3/4″) |
| SS 309 Flat Bars | 1/2” to 10” in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
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 |
Contact us to get a quick quote for your requirement.
We carries out rigorous performance tests on complete batches of Stainless Steel 309 Bars with regards to chemical composition, mechanical properties, and the degree of corrosion resistance. Our products are certified by recognized authorities regarding conformity to international standards for ensuring reliability and consistency with every delivery.
Stainless Steel 309 Round Bars offer excellent corrosion resistance and are available in diameters ranging from 6 mm to 200 mm. Ideal for high-temperature applications and structural uses, they ensure durability and strength.
Featuring good corrosion resistance, Stainless Steel 309 Flat Bars come in widths from 20 mm to 150 mm and thicknesses from 5 mm to 50 mm. These bars are used in construction, manufacturing, and industrial applications for their thermal stability.
Known for their corrosion resistance, Stainless Steel 309 Square Bars are available in sizes from 10 mm to 100 mm. They are utilized in various structural and industrial applications where strength and heat resistance are required.
Stainless Steel 309 Rectangular Bars provide corrosion resistance and are offered in dimensions like 20 mm x 10 mm to 150 mm x 50 mm. These bars are suitable for use in high-temperature environments and structural applications.
Offering corrosion resistance, Stainless Steel 309 Hexagonal Bars are available in sizes ranging from 6 mm to 50 mm across flats. They are often used in machining, fabrication, and for applications requiring heat resistance.
Stainless Steel 309 T-Bars are known for their high-temperature resistance and oxidation resistance. Available in sizes ranging from 15 mm x 15 mm x 6 mm to 100 mm x 100 mm x 12 mm, they are used in industrial applications such as heat exchangers and furnace components, providing durability and strength in extreme conditions.
Stainless Steel 309 Bars find extensive use in industries where exceptional heat and oxidation resistance are crucial. You’ll often see them in furnace components, heat exchangers, kiln liners, combustion chambers, and equipment for high-temperature chemical processing. Their stability under thermal stress makes them perfect for boiler baffles, annealing covers, and exhaust systems. Additionally, these bars are utilized in petrochemical plants, power generation facilities, and metallurgical processes, proving their versatility and reliability in demanding environments.







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