Isis Metals is a well-respected manufacturer and supplier located in Manila, Philippines, specializing in top-notch Super Duplex Steel Hollow Bars that are built for strength, durability, and resistance to corrosion. These meticulously crafted products are perfect for demanding industrial settings where performance and reliability are essential. Catering to sectors like oil and gas, petrochemical, marine, power generation, and construction, Isis Metals guarantees that every Super Duplex Steel Hollow Bar adheres to strict quality standards. With cutting-edge manufacturing capabilities and a commitment to customer satisfaction, the company delivers reliable solutions that excel under high pressure, temperature, and harsh conditions.
Super Duplex Steel Hollow Bars are primarily made up of chromium (24–26%), nickel (6–8%), molybdenum (3–5%), and nitrogen, all balanced with iron and other trace elements. This unique dual-phase microstructure of ferrite and austenite grants them remarkable mechanical strength and corrosion resistance. The material boasts high tensile strength (around 800–1,000 MPa), impressive yield strength, and exceptional toughness, even in colder temperatures. Super Duplex Steel Hollow Bars also show outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, making them perfect for use in aggressive and corrosive industrial settings.
Specifications : ASTM A276, ASME SA276
Standard : ASTM, ASME
Size : 6 mm to 120 mm.
Length : 1 to 6 Meters, Custom Cut Lengths
Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
| 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 % |
Yes, Super Duplex Steel Hollow Bars can withstand high temperatures due to their excellent strength and corrosion resistance. They are suitable for applications in environments up to around 300°C (572°F), depending on the specific alloy.
Super Duplex Steel Hollow Bars and Rods are manufactured through hot or cold working processes, including extrusion and forging, followed by heat treatment, cold drawing, and precision machining for enhanced strength and corrosion resistance.
Super Duplex Steel Hollow Bars have excellent natural corrosion resistance due to their high chromium and molybdenum content, making additional protective coatings generally unnecessary. However, in highly aggressive environments, coatings may offer extra protection.
Isis Metals’ Super Duplex Steel Hollow Bars find extensive applications in industries that require high strength, durability, and corrosion resistance. In the oil and gas industry, they are essential for offshore platforms, subsea piping, and heat exchangers. The chemical and petrochemical sectors utilize them in pressure vessels, process equipment, and storage tanks that come into contact with corrosive substances. In marine and shipbuilding, they are used for shafts, fittings, and structural supports. Additionally, these bars are employed in desalination plants, showcasing their versatility and reliability in various challenging environments.














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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