Chanchai Stainless, a reputable manufacturer and supplier located in Bangkok, Thailand, stands out in the global market for its top-notch stainless steel products. As a leading Stainless Steel 309 Bars Manufacturer in Dubai, UAE, the company prides itself on precision engineering, durability, and adherence to international standards. With a strong focus on providing premium-grade stainless steel solutions, Chanchai Stainless has built a solid reputation for reliability and excellence. Their Stainless Steel 309 Bars are crafted to endure extreme conditions, making them perfect for industries that demand exceptional resistance to heat, corrosion, and mechanical stress in tough applications.
These Stainless Steel 309 Bars are mainly made up of chromium (22–24%), nickel (12–15%), and low carbon, which gives them outstanding oxidation and corrosion resistance. They boast impressive tensile strength, yield strength, and elongation, along with a Brinell hardness that guarantees durability under pressure. These bars maintain their strength even at high temperatures, making them ideal for both thermal and mechanical applications. The alloy’s chemical composition enhances its weldability, toughness, and resistance to high-temperature scaling, ensuring optimal mechanical performance and a long service life in demanding environments.
| 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.
Thanks to their high strength and resistance to heat and corrosion, Stainless Steel 309 Bars find applications across various industries. They are commonly used in furnaces, kilns, boilers, and heat treatment equipment due to their ability to handle elevated temperatures. In the chemical and petrochemical sectors, they are utilized in processing equipment and pipelines that face corrosive conditions. Power generation plants rely on these bars for components that experience high heat and stress. Additionally, they are employed in automotive, construction, and marine industries, providing long-lasting durability and dependable performance in challenging operational settings.







©2024 Chanchai Stainless All Rights Reserved.