Aung Metals, a well-respected manufacturer and supplier located in Naypyidaw, Myanmar, focuses on producing top-notch Duplex Steel Bars and Rods that are designed for exceptional strength and resistance to corrosion. With state-of-the-art production facilities and rigorous quality control measures, Aung Metals guarantees that its products adhere to international standards for both performance and reliability. The company caters to various industries, including chemical processing, oil and gas, marine, and power generation, and is dedicated to providing durable and precise materials. Known for their technical know-how and consistent quality, Aung Metals’ Duplex Steel Bars and Rods deliver outstanding mechanical performance, resist stress corrosion cracking, and maintain long-lasting durability even in tough industrial and harsh environmental conditions.
These Duplex Steel Bars and Rods are made up of about 22% chromium, 5–6% nickel, 3% molybdenum, and 0.14% nitrogen, with the remainder being iron and trace elements like manganese, silicon, and carbon. This unique dual-phase structure of austenite and ferrite gives them remarkable mechanical properties, such as high tensile strength (620–850 MPa), excellent yield strength, and good toughness. The alloy is known for its impressive resistance to pitting, crevice corrosion, and stress corrosion cracking, making it a perfect fit for aggressive chemical and chloride-rich environments. Their blend of strength and corrosion resistance ensures dependable performance in demanding applications.
| Grade | C | Mn | S | Cr | P | Si | Fe | Mo | Ni | N |
|---|---|---|---|---|---|---|---|---|---|---|
| S31803 | 0.030 | 2.00 | 0.020 | 22.0 – 23.0 | 0.030 | 1.00 | 63.72 min | 3.0 – 3.5 | 6.50 | 0.20 |
| S32205 | 2.50 – 3.50 | 0.8 |
| Grade | Hardness | Tensile Strength | Melting Point | Yield Strength | Density | Elongation |
|---|---|---|---|---|---|---|
| S31803 | 255 | 800 Mpa | 1350 °C (2460 °F) | 450 Mpa | 7.8 g/cm3 | 35 |
| S32205 |
| EN/ DIN/ WNR | 10088-3 |
|---|---|
| AFNOR | Z2CND22.05Az |
| BS (CAST) | 332C15 |
| UNS |
|
| WNR | 1.4462 |
| BS (WROUGHT) | 318S13 |
Yes, Duplex Steel Bars offer excellent corrosion resistance, particularly against stress corrosion cracking, pitting, and crevice corrosion. Their dual-phase microstructure enhances their resistance in harsh environments.
Duplex steel bars perform well in high-temperature environments due to their excellent strength and resistance to oxidation and scaling. Their dual-phase microstructure enhances thermal stability and durability under heat stress.
Yes, duplex steel rods can be customized in size and length to meet specific application requirements. They can be tailored to various dimensions and tolerances for different industries.
Duplex Steel Bars and Rods are extensively utilized in industries that require high strength and corrosion resistance in extreme conditions. They are perfect for creating pumps, valves, flanges, fittings, shafts, and fasteners in oil and gas, chemical, and petrochemical plants. In marine and offshore settings, they offer protection against seawater and corrosion caused by chlorides. Furthermore, they find applications in power generation, desalination plants, and pulp and paper processing equipment, where durability and mechanical performance are essential. Aung Metals’ Duplex Steel Bars and Rods truly stand out in the market for their reliability and quality.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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