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Victor Sheets and Plates stands out as a top-notch manufacturer and supplier of Super Duplex Steel Circles, proudly based in Abuja, Nigeria. Known for their commitment to quality and precision, this company delivers high-performance duplex and super duplex products that align with global industrial standards. Super Duplex Steel Circles are celebrated for their remarkable blend of strength, corrosion resistance, and durability. Thanks to their unique dual-phase microstructure of austenite and ferrite, these circles boast double the strength of traditional stainless steels. Victor Sheets and Plates ensures that their Super Duplex Steel Circles are reliable and long-lasting, making them perfect for tough environments like marine, oil & gas, and chemical processing industries.
Super Duplex Steel Circles are made up of about 24–26% chromium, 6–8% nickel, and 3–5% molybdenum, along with trace amounts of nitrogen, manganese, and silicon, with iron making up the rest. This special blend significantly boosts resistance to pitting, crevice corrosion, and stress corrosion cracking. The material showcases a tensile strength ranging from 800–1000 MPa and a yield strength of around 550 MPa. With a density of 7.8 g/cm³ and impressive fatigue and impact resistance, Super Duplex Steel performs exceptionally well even under high pressure and temperature conditions. Its excellent weldability and robust mechanical strength make it a go-to choice for critical engineering applications.
| Specifications | ASTM A240 / ASME SA240 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Thickness | 1 mm To 100 mm |
| Diameter | Upto 2000 mm |
| Circle | 3″ DIA up to 38″ DIA 1500 lbs max |
| Rings | 3″ OD up to 48″ OD Up to 900 lbs max |
| Cutting | Plazma & Machined Cut |
| Finish | HR, CR, 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | Cold Rolled Circle, Small Flat Circle, Industrial Circle, Perforated Circle, Forged Steel Circles, Cnc Finish Circle, Polished Unique Circle, Hot Rolled Circle, Fey Laminar Rings, Proof Machined Rings, Cold Rolled Rings, Hot Rolled Rings, McInnes Rolled Rings, Die-Formed Rings, Forging Rings, CNC Machined Rings. |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Victor Sheets and Plates based in Abuja, Nigeria, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
Super Duplex Steel Circles offer several advantages, making them ideal for challenging environments. They provide exceptional corrosion resistance, particularly in harsh settings such as marine or chemical industries, due to their balanced composition. Their high tensile and yield strength enable excellent load-bearing capabilities, reducing material requirements and costs. With superior resistance to pitting, crevice corrosion, and stress corrosion cracking, they ensure long-lasting performance. Additionally, they exhibit excellent weldability and machinability, simplifying fabrication. The combination of durability, strength, and corrosion resistance makes them a cost-effective choice for demanding industrial applications.
Yes, we offer custom sizes for Super Duplex Steel Circle to meet specific project needs. Our team at Victor Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
| Size | 18 G. | 19 G. | 20 G. | 22 G. | 24 G. | 26 G. |
| .4.5 | .0-107 | 0-085 | 0-080 | 0-062 | 0.049 | 0-040 |
| 5 | 0-120 | 0-095 | 0-090 | 0-070 | 0-055 | 0-045 |
| 5.5 | 0-146 | 0-119 | 0-109 | 0-085 | 0-066 | 0-054 |
| 6 | 0-172 | 0-136 | 0-130 | 0-100 | 0-079 | 0-064 |
| 6.5 | 0-200 | 0-153 | 0-150 | 0-128 | 0-093 | 0-074 |
| 7 | 0-235 | 0-190 | 0-176 | 0-136 | 0-107 | 0-088 |
| 7.5 | 0.270 | 0.212 | 0.201 | 0-157 | 0-123 | 0-100 |
| 8 | 0-307 | 0-240 | 0-230 | 0-180 | 0-140 | 0-115 |
| 8.5 | 0-347 | 0-270 | 0-262 | 0-202 | 0-156 | 0-130 |
| 9 | 0-388 | 0-330 | 0-301 | 0-230 | 0-178 | 0-145 |
| 9.5 | 0-472 | 0-342 | 0-324 | 0-252 | 0-198 | 0-162 |
| 10 | 0-480 | 0-380 | 0-360 | 0-280 | 0-220 | 0-180 |
| 11 | 0-580 | 0-450 | 0-435 | 0-338 | 0-266 | 0-218 |
| 12 | 0-690 | 0-540 | 0-518 | 0-403 | 0-318 | 0-253 |
| 13 | 0-811 | 0-640 | 0-508 | 0-608 | 0-371 | 0-304 |
| 14 | 0-940 | 0-750 | 0-708 | 0-558 | 0-430 | 0-352 |
| 15 | 1-080 | 0-860 | 0-808 | 0-650 | 0-495 | 0-405 |
| 16 | 1-228 | 0-960 | 0-921 | 0-736 | 0-563 | 0-460 |
| 17 | 1-382 | 1-080 | 0-940 | 0-809 | 0-635 | 0-560 |
| 18 | 1-595 | 1-200 | 1-116 | 0-907 | 0-712 | 0-683 |
| 19 | 1-732 | 1-350 | 1-300 | 1-010 | 0-794 | 0-750 |
| 20 | 1-920 | 1-400 | 1-340 | 1-120 | 0-880 | 0-785 |
| RAW MATERIAL | MAX. HARDNESS | TEMPERATURE | ABBREVIATIONSMARKER | |
| BRUCELLOSIS | ROCKWELL | |||
| SOFT IRON | 90 | 56 | -60 540 | D |
| LOW CB STEEL | 120 | 68 | -40 540 | S |
| 304SS | 160 | 83 | -250 700b | 304 |
| 304LSS | 150 | 83 | -250 450 | 304L |
| 316SS | 160 | 83 | -200 700b | 316 |
| 316LSS | 150 | 83 | -200 450 | 316L |
| 321SS | 160 | 83 | -200 700b | 321 |
| 347SS | 160 | 83 | -200 700b | 347 |
| 410SS | 170 | 86 | -40 650 | 410 |
| 5Cr-0.5Mo | 130 | -29 650 | ||
| COPPER | 80 | -100 315 | ||
| ALUMINUM | 35 | -200 425 | ||
| INCONEL 600 | 150 | -100 1095 | ||
| INCOLOY 825 | 160 | -100 1095 | ||
| MONEL 400 | 150 | -100 760 | ||
| TITANIUM | 215 | -200 540 | ||
| NICHEL 200 | 110 | -200 760 | ||
| HASTELLOY C276 | 200 | -100 1095 | ||
Super Duplex Steel Circles find their place in industries that require top-tier corrosion resistance and high mechanical strength. In the oil and gas sector, they are essential for subsea equipment, heat exchangers, and pipelines. The marine industry relies on them for shipbuilding, offshore platforms, and desalination systems that face the harshness of seawater. In the chemical and petrochemical sectors, these circles are vital for reactors, pressure vessels, and evaporators. They are also utilized in power generation and pulp & paper industries for components that are prone to corrosion. Their strength and durability truly make them a standout choice in demanding applications.
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