Aung Metals, a reputable manufacturer and supplier located in Naypyidaw, Myanmar, is all about crafting top-notch Super Duplex Steel Square Bars. These bars are celebrated for their incredible strength, resistance to corrosion, and long-lasting durability. Each bar is meticulously engineered with cutting-edge manufacturing techniques, meeting international quality standards. With a well-balanced austenitic-ferritic microstructure, these Super Duplex Steel Square Bars excel in resisting pitting, crevice corrosion, and chloride stress corrosion cracking. Aung Metals supplies these bars for crucial industrial applications across various sectors, including oil and gas, chemical processing, marine engineering, and power generation, ensuring they deliver reliable performance over time.
These Super Duplex Steel Square Bars are made up of roughly 25% chromium, 7% nickel, 3.6% molybdenum, along with trace amounts of copper, tungsten, and nitrogen, which together provide outstanding resistance to corrosion and oxidation. They boast impressive mechanical properties, featuring a tensile strength of 800–850 MPa, a yield strength of 550 MPa, and an elongation of about 25%. The duplex microstructure not only enhances their hardness and toughness but also boosts their fatigue resistance, enabling them to thrive under high pressure, temperature, and harsh environmental conditions.
| Standard | : | ASTM / ASME SA 276 / A 479 |
| Grade | : | UNS S 32750, S 32760 , S 32950 |
| Range | : | 10 mm To 100 mm Dia in 100 mm TO 6000 mm Length. |
| Finish | : | Bright Black Polish |
| Form | : | Rectangle |
| Material | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Super Duplex Steel | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
To maintain Super Duplex Steel Square Bars, clean them regularly to remove contaminants, avoid exposure to extreme temperatures for prolonged periods, and inspect for signs of corrosion or damage in harsh environments.
Yes, Super Duplex Steel Square Bars can be welded using techniques like TIG or MIG welding. Proper preheating and post-weld heat treatment are essential to maintain their corrosion resistance and mechanical properties.
Yes, Super Duplex Steel Square Bars are suitable for natural gas applications due to their excellent resistance to corrosion, high strength, and ability to withstand harsh environments commonly found in the natural gas industry.
Aung Metals’ Super Duplex Steel Square Bars find their place in industries where strength and corrosion resistance are non-negotiable. They’re perfect for offshore oil and gas platforms, desalination plants, heat exchangers, and pressure vessels. Additionally, these bars are utilized in chemical process equipment, marine components, shafts, and structural applications that operate in chloride-rich or seawater environments. Their remarkable blend of mechanical and anti-corrosive properties guarantees a long service life, making them a dependable choice for demanding industrial and engineering tasks.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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