Isis Metals, based in Manila, Philippines, is a reliable manufacturer and supplier of top-notch Super Duplex Steel Square Bars. These bars are celebrated for their impressive strength, resistance to corrosion, and long-lasting durability, making them perfect for tough industrial and marine settings. Isis Metals caters to a variety of sectors, including oil and gas, petrochemical, power generation, construction, and marine engineering. With a strong focus on quality, innovation, and customer satisfaction, they ensure that their Super Duplex Steel Square Bars meet international standards, delivering dependable performance and consistent quality across all applications.
Super Duplex Steel Square Bars are primarily made up of chromium (24–26%), nickel (6–8%), molybdenum (3–5%), and nitrogen, all balanced with iron and trace elements. This unique dual-phase microstructure, which combines ferrite and austenite, gives the bars remarkable mechanical strength and outstanding corrosion resistance. They boast high tensile strength (800–1,000 MPa), impressive yield strength, and excellent toughness, even in low temperatures. Plus, these bars are highly resistant to pitting, crevice corrosion, and chloride stress corrosion cracking, making them ideal for challenging marine, chemical, and high-pressure industrial environments.
| 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.
Isis Metals’ Super Duplex Steel Square Bars find extensive use in industries that require exceptional strength and corrosion resistance. In the oil and gas industry, they are essential for pipelines, heat exchangers, and offshore platforms. The petrochemical and chemical sectors rely on them for processing equipment, pressure vessels, and storage tanks that handle corrosive materials. In marine engineering, these bars are crucial components for shafts, fasteners, and structural frameworks that are exposed to seawater. Additionally, they are utilized in desalination plants and power generation facilities, showcasing their versatility and reliability.














We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Isis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manila, Philippines
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