Nestled in the heart of Kinshasa, Sadiki Metals has built a reputation as a trusted partner for industry, providing robust and reliable materials crafted to meet the unique demands of our region. We take pride in our role as a leading manufacturer and supplier, especially of our high-performance Duplex Steel bars and rods. Our commitment is to deliver not just metal, but durable solutions that empower local projects and contribute to the growing infrastructure of Congo, ensuring quality and resilience in every piece we produce.
The strength of our Duplex Steel lies in its sophisticated composition, which artfully balances chromium, nickel, and molybdenum with a small amount of nitrogen. This unique blend gives the material its signature two-phase microstructure, resulting in an exceptional combination of high tensile strength and impressive toughness. Essentially, you get the best of both worlds: the formidable strength of ferritic steels alongside the enhanced corrosion resistance of austenitic grades, all in one remarkably durable bar or rod.
| 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.
This versatile strength makes our Duplex Steel bars and rods indispensable across a wide spectrum of critical applications. They are the backbone of demanding environments, from the aggressive chemicals processed in local plants to the powerful forces within desalination units and the challenging conditions of offshore oil and gas platforms. You’ll also find them providing long-lasting support in architectural marine structures, pulp and paper production, and even in high-stress components for the transportation industry, wherever resilience against corrosion and wear is non-negotiable.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sadiki Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kinshasa, Congo
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