Chuck Metals stands out as a trusted manufacturer and supplier of Duplex Steel Bars and Rods right here in Singapore. We take pride in delivering top-notch duplex stainless steel solutions to various industries across Pulau Ujong and throughout Southeast Asia. Duplex steel is a fantastic blend of austenitic and ferritic stainless steels, offering impressive strength, outstanding corrosion resistance, and solid weldability. Our products are crafted in line with global standards like ASTM A276, ASTM A479, and ASME SA276, making them perfect for tough environments, especially those that are rich in chlorides or corrosive elements.
You’ll find Duplex Steel Bars and Rods in a variety of sectors, including oil & gas, petrochemical, marine, chemical processing, pulp and paper, and water treatment. They’re commonly used for shafts, valves, pumps, fasteners, heat exchangers, and structural supports in offshore platforms and chemical plants. These bars are designed for long-lasting performance in high-pressure and corrosive settings, requiring less maintenance and offering an extended service life, which makes them a smart, cost-effective alternative to traditional stainless steels.
| 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.
You’ll find Duplex Steel Bars and Rods in a variety of sectors, including oil & gas, petrochemical, marine, chemical processing, pulp and paper, and water treatment. They’re commonly used for shafts, valves, pumps, fasteners, heat exchangers, and structural supports in offshore platforms and chemical plants. These bars are designed for long-lasting performance in high-pressure and corrosive settings, requiring less maintenance and offering an extended service life, which makes them a smart, cost-effective alternative to traditional stainless steels.






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