Anucha Metals is a well-respected manufacturer and supplier of Duplex Steel Bright Bars based in Bangkok, Thailand. They pride themselves on delivering top-notch products that cater to the diverse needs of various industries. These Duplex Steel Bright Bars are renowned for their impressive corrosion resistance, exceptional strength, and sleek finish. Crafted using cutting-edge technology and adhering to strict quality standards, Anucha Metals ensures that their bars are not only durable but also precise, making them ideal for critical engineering and industrial applications. They serve a wide range of sectors, including oil & gas, marine, chemical, petrochemical, and construction, establishing themselves as a reliable global source for Duplex Steel Bright Bars.
These bars feature a balanced ferritic-austenitic microstructure, enriched with chromium (22–25%), nickel (4–6%), molybdenum (3–5%), and nitrogen, which enhances their strength and resistance. They boast impressive mechanical properties, showcasing high tensile and yield strength—almost double that of standard stainless steels. Moreover, Duplex Steel Bright Bars provide exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. With excellent weldability, toughness, and fatigue strength, these bars guarantee consistent performance and long-lasting durability, even in harsh, chloride-rich industrial environments, making them a dependable choice for critical applications.
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 find extensive use across industries that prioritize strength, precision, and corrosion resistance. In the oil & gas sector, they are essential for pipelines, flanges, and offshore equipment. The marine industry utilizes them in shipbuilding, propeller shafts, and seawater systems. In the chemical and petrochemical fields, they are relied upon for heat exchangers, reactors, and pressure vessels. In construction, they play a vital role in frameworks, structural supports, and bridges. Additionally, these bars are utilized in the pulp & paper industry, desalination plants, and food processing equipment. Thanks to their durability and smooth finish, Duplex Steel Bright Bars ensure reliable performance across a variety of 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.
Anucha Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Bangkok, Thailand
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