Starc Metals, Canberra, Australia is a company that supplies quality metal products. We deal with stainless steel, aluminum, carbon steel, and high nickel alloys. Among our best-selling products is the Duplex Steel Bright Bar. It is a product known for its strength and resistance to corrosion. This product often utilized in demanding environments. These are crafted from a specific blend of austenitic and ferritic stainless steel. Providing a superior combination of mechanical properties and durability compared to standard stainless steel grades.
Duplex Steel Bright Bars are high-strength, corrosion-resistant solid bars made from a blend of austenitic and ferritic stainless steels. Typically composed of 22-25% chromium, 4-7% nickel, 2-3% molybdenum and a balance of iron. These bars offer excellent resistance to pitting, crevice corrosion and stress corrosion cracking. Their bright, polished finish enhances aesthetic appeal and dimensional accuracy. Making them suitable for precision applications. Duplex Steel Bright Bars are known for their high tensile strength, toughness, and excellent weldability. These properties makes them perfect choice for industries like oil and gas, chemical processing, construction and marine Industries.
Standards : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 10 mm To 100 mm Dia in
Length : 100 mm TO 6000 mm Length.
Specifications : ASTM A276, A479 / ASME SA276, SA479
Form : Bright
Finish : Bright, Polish & Black
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| S31803 / S32205 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
Yes, Duplex Steel Bright Bars are suitable for natural gas applications due to their excellent corrosion resistance, high strength, and durability, making them ideal for pipelines and gas processing systems.
Yes, Duplex Steel Bright Bars are suitable for hygienic and sanitary applications due to their corrosion resistance, cleanability, and ability to withstand harsh environments, making them ideal for food and pharmaceutical industries.
Duplex Steel Bright Bars are generally resistant to galvanic corrosion due to their alloy composition, which combines both austenitic and ferritic structures. However, in certain conditions, if coupled with more reactive metals, they can be susceptible to galvanic corrosion.
Duplex steel bright bars have been in high demand. Due to their strength and corrosion resistance properties along with polish finish. Oil and gas use them for pipes, offshore platform, and drilling equipment due to their ability to withstand severe operating conditions. These bars are being used by chemical processing for corrosive chemical component parts, like storage tanks and heat exchangers. In construction they are used for structural reinforcements and architectural elements requiring both strength and aesthetics. Moreover, the marine industry uses Duplex Steel Bright Bars in shipbuilding and underwater equipment where resistance to chloride-induced corrosion is critical.






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