At Krygen Metalloys, we specialize in manufacturing and supplying Duplex Steel S31803 Round Bars, a material known for its superior strength, corrosion resistance, and durability. As trusted manufacturers, suppliers, stockists, and exporters, we provide round bars that meet stringent international quality standards. Each bar is engineered with precision to ensure reliability across critical industrial applications where performance and safety cannot be compromised.
The features of Duplex Steel S31803 Round Bars make them stand out in demanding environments. With a unique combination of austenitic and ferritic stainless steel structures, they offer excellent resistance to stress corrosion cracking, pitting, and crevice corrosion. Their high mechanical strength allows them to withstand extreme pressure and temperature variations, making them suitable for industries where material failure is not an option. Krygen Metalloys ensures every batch is rigorously tested, providing customers with products they can depend on.
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These round bars find extensive applications in oil and gas, where pipelines and offshore structures require materials with exceptional resilience against seawater and aggressive chemicals. The petrochemical sector also relies on them for process equipment that must endure harsh substances without degradation. Beyond heavy industry, they play a vital role in construction projects, offering structural stability, and in food processing and pharmaceuticals, where hygiene, non-reactivity, and long service life are essential.
Choosing Duplex Steel S31803 Round Bars from Krygen Metalloys comes with significant advantages. Their excellent weldability and machinability make them easier to fabricate, reducing project lead times. Their resistance to corrosion lowers maintenance costs, while their long-lasting performance minimizes replacement needs. By combining strength with cost-effectiveness, they provide a practical solution for industries seeking both durability and efficiency.
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As leading stockists and exporters, Krygen Metalloys serves clients across global markets, maintaining a robust inventory to ensure timely delivery. Our international presence allows us to cater to diverse industry requirements without delay. Whether the need is for standard sizes or customized dimensions, we have the infrastructure and expertise to fulfill complex orders while adhering to strict timelines.
Quality remains at the heart of everything we do. Krygen Metalloys ensures that Duplex Steel S31803 Round Bars comply with internationally recognized standards such as ASTM, ASME, and EN specifications. This commitment to excellence has earned us the trust of engineers, contractors, and procurement managers worldwide. With our customer-first approach, competitive pricing, and uncompromising product quality, we continue to strengthen our reputation as a dependable partner for industries that demand the best.
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Duplex Steel S31803 Round Bars Specification
Standard | ASTM B166, ASME SB166 |
---|---|
Round Bar Size | 3mm~ 800mm |
Square Bar Size | 4mm* 4mm ~100mm* 100mm |
Flat Bar Size | 2mm ~ 100mm |
Hex Bar Size | 2mm ~ 100mm |
Angle Size | 3mm* 20mm* 20mm~ 12mm* 100mm* 100mm |
Thickness | 50 mm to 6000 mm Long |
Length | 1 To 6 Meters, Custom Cut Length |
Form | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc |
Mechanical Properties of Duplex Steel S31803 Round Bars
Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
---|---|---|---|---|
S31803 | 7.8 | 0.281 | 1350 | 2460 |
Chemical Composition of Duplex Steel S31803 Round Bars
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 | 21.0 – 23.0 | 2.50 - 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
Application of Duplex Steel S31803 Round Bars
