Amer Stainless, a well-respected manufacturer and supplier located in Amman, Jordan, specializes in high-quality Stainless Steel 439 Bars tailored to meet the rigorous demands of today’s industries. These bars are celebrated for their outstanding corrosion resistance, excellent formability, and stability at high temperatures. Crafted with cutting-edge production methods and stringent quality control, Amer Stainless guarantees consistent mechanical performance, precise dimensions, and a long lifespan for every product. They offer Stainless Steel 439 Bars in a variety of sizes and finishes, providing dependable solutions for automotive, industrial, and engineering applications both in Jordan and around the globe.
Stainless Steel 439 Bars are made from ferritic stainless steel, primarily consisting of chromium (17–19%), with small amounts of titanium added for stabilization, along with low levels of carbon, manganese, and silicon. This unique composition boosts resistance to corrosion, stress cracking, and oxidation. SS 439 is known for its excellent weldability, good formability, and remarkable thermal stability. Mechanically, it delivers reliable tensile and yield strength, along with strong resistance to scaling at high temperatures. These bars maintain their structural integrity even in harsh environments, making them ideal for high-temperature and corrosive service conditions.
| Standard | ASTM A276, ASTM A479 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Material Grade | Stainless Steel 439 (UNS S43035) |
| Stainless Steel 439 Bright Bars | Outside Diameter in the range of 4mm to 500mm |
| Stainless Steel 439 Bright Bars | Outside Diameter in the range of 4mm to 100mm |
| Stainless Steel 439 Hex Bars | 18mm – 57mm (11/16″ to 2-3/4″) |
| Stainless Steel 439 Square Bars | 18mm – 47mm (11/16″ to 1-3/4″) |
| Stainless Steel 439 Flats | 1/2” to 10” in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | C | Si | Mn | P | S | Cr | Ti |
| 439 | 0.070 | 1.00 | 1.00 | 0.040 | 0.030 | 17.00~19.00 | ≥ 0.20+4(C+N)min – 0.50 max |
| Tensile strength | Yiled strength | Elongation | Hardness |
| 455 | 290 | 34 | 78 HB |
Contact us to get a quick quote for your requirement.
We ensures that all stainless steel 439 panels are rigorously tested to meet the highest standards. Each bar is mechanically, chemically and structurally analyzed. The company offers a range of relevant certifications, including Mill Test Certificates (MTC), to ensure compliance with international standards for durability, efficiency and reliability
439 round bars provide excellent corrosion resistance and high-temperature stability, ideal for automotive exhaust systems, industrial heat exchangers, and furnace components, ensuring durability in harsh environments.
439 flat bars offer good oxidation resistance and mechanical properties, suitable for applications in water heaters, heat exchangers, and structural components in construction exposed to corrosive conditions.
439 square bars are used in automotive and industrial applications, providing excellent corrosion resistance and stability, ideal for making structural components and fittings exposed to high temperatures.
439 rectangular bars deliver strong corrosion resistance and high-temperature performance, perfect for heat exchangers, furnace parts, and structural components in various industrial and construction applications.
439 hexagonal bars offer excellent resistance to oxidation and stress corrosion cracking, ideal for fasteners, fittings, and components in automotive and industrial environments requiring high durability.
439 T-bars provide good corrosion and heat resistance, suitable for structural support in construction and industrial applications, ensuring long-lasting performance in challenging environments.
Stainless Steel 439 Bars are a go-to choice in industries that prioritize corrosion resistance, heat stability, and formability. They’re especially favored in the automotive world for applications like exhaust systems, catalytic converter shells, mufflers, and heat shields, thanks to their impressive oxidation resistance. Beyond that, you’ll find them in construction, heat exchangers, household appliances, furnace components, industrial fabrication, decorative structures, and kitchen equipment. Their ability to maintain stability at high temperatures makes them ideal for thermal processing tasks. Plus, SS 439 Bars offer a budget-friendly alternative to austenitic grades while still providing reliable performance in environments that are moderately corrosive and high-heat.







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