Luois Metals stands out as a top-notch manufacturer and supplier of Duplex Steel Bright Bars right in Houston, USA. We pride ourselves on delivering high-quality products that blend strength, durability, and impressive corrosion resistance. Crafted with precision and cutting-edge technology, our Duplex Steel Bright Bars boast a smooth finish, precise dimensions, and exceptional mechanical properties. Thanks to their unique dual-phase microstructure of austenite and ferrite, these bars offer remarkable toughness and a higher yield strength compared to standard stainless steels. Serving industries around the globe, Luois Metals ensures reliable and prompt delivery of Duplex Steel Bright Bars for critical engineering and industrial needs.
These Duplex Steel Bright Bars are made from a mix of chromium, nickel, molybdenum, and nitrogen, giving them outstanding resistance to stress corrosion cracking, pitting, and crevice corrosion. Their duplex structure nearly doubles the strength of traditional austenitic stainless steels while maintaining good ductility and impact toughness. On the mechanical side, these bars provide high tensile strength, excellent fatigue resistance, and top-notch performance under pressure and in harsh conditions, ensuring they last in tough environments.
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.
You’ll find Duplex Steel Bright Bars used in a variety of industries where reliability and corrosion resistance are key. In the marine sector, they’re utilized in shafts, propellers, and seawater handling systems. The oil and gas industry relies on them for drilling equipment, pipelines, and offshore platforms. Chemical and petrochemical plants use them in heat exchangers, reactors, and process equipment. They’re also essential in construction, paper and pulp, and engineering sectors for heavy-duty machinery and frameworks. With their impressive combination of strength, toughness, and corrosion resistance, Duplex Steel Bright Bars are the go-to choice for demanding applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Louis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Houston, USA
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