Kabby Flanges, a well-respected manufacturer and supplier located in Abuja, Nigeria, specializes in high-quality Super Duplex Steel S32750 Flanges that are built for outstanding strength, corrosion resistance, and durability. These flanges are crafted to withstand extreme pressure and temperature conditions, ensuring leak-proof and long-lasting connections. Using cutting-edge techniques and top-notch raw materials, Kabby Flanges promises products that adhere to international quality standards. With remarkable resistance to pitting, crevice corrosion, and chloride stress corrosion cracking, Super Duplex Steel S32750 Flanges find their place in various industries, including oil and gas, petrochemical, marine, desalination, and power generation.
Super Duplex Steel S32750 Flanges are made up of about 25% chromium, 7% nickel, 4% molybdenum, along with small amounts of nitrogen to boost their mechanical strength and corrosion resistance. These flanges boast a tensile strength of around 800–900 MPa and a yield strength of about 550 MPa. Their dual-phase austenitic-ferritic structure offers excellent protection against oxidation, chemical attacks, and stress corrosion cracking. Additionally, they provide superior toughness, fatigue strength, and weldability, ensuring they maintain their structural integrity even under high-pressure and high-temperature conditions.
Specifications : ASTM A182 / ASME SA182
Dimensions : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Size : 1/8″ NB TO 24″ NB
Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Grades : S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Kabby Flanges, a leading supplier in Abuja, Nigeria, offers an extensive selection of Super Duplex Steel S32750 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32750 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32750 | 7.8 | 0.281 | 1350 | 2460 |
These flanges are widely utilized in critical applications where high strength and corrosion resistance are essential. They are perfect for offshore oil rigs, subsea pipelines, desalination plants, heat exchangers, and pressure vessels. In the chemical and marine sectors, they deliver reliable performance in environments rich in chlorides and acids. Their durability and high mechanical efficiency make them ideal for power generation and water treatment systems. With exceptional stability, longevity, and resistance to harsh conditions, Super Duplex Steel S32750 Flanges guarantee safe, efficient, and cost-effective operations across a range of industrial applications.
| Nom. Pipe Size | O | T | R | X | No./Dia. of Holes | Bolt Circle Dia. | L2 | H | B2 | L | B | r | L3 | B3 | D |
| 1/2 | 3.5 | 0.44 | 1.38 | 1.19 | 4-0.62 | 2.38 | 1.88 | 0.84 | 0.62 | 0.62 | 0.88 | 0.12 | 0.62 | 0.9 | 0.38 |
| 3/4 | 3.88 | 0.5 | 1.69 | 1.5 | 4-0.62 | 2.75 | 2.06 | 1.05 | 0.82 | 0.62 | 1.09 | 0.12 | 0.62 | 1.11 | 0.44 |
| 1 | 4.25 | 0.56 | 2 | 1.94 | 4-0.62 | 3.12 | 2.19 | 1.32 | 1.05 | 0.69 | 1.36 | 0.12 | 0.69 | 1.38 | 0.5 |
| 1-1/4 | 4.62 | 0.62 | 2.5 | 2.31 | 4-0.62 | 3.5 | 2.25 | 1.66 | 1.38 | 0.81 | 1.7 | 0.19 | 0.81 | 1.72 | 0.56 |
| 1-1/2 | 5 | 0.68 | 2.88 | 2.56 | 4-0.62 | 3.88 | 2.44 | 1.9 | 1.61 | 0.88 | 1.95 | 0.25 | 0.88 | 1.97 | 0.62 |
| 2 | 6 | 0.75 | 3.62 | 3.06 | 4-0.75 | 4.75 | 2.5 | 2.38 | 2.07 | 1 | 2.44 | 0.31 | 1 | 2.46 | 0.69 |
| 2-1/2 | 7 | 0.88 | 4.12 | 3.56 | 4-0.75 | 5.5 | 2.75 | 2.88 | 2.47 | 1.12 | 2.94 | 0.31 | 1.12 | 2.97 | 0.75 |
| 3 | 7.5 | 0.94 | 5 | 4.25 | 4-0.75 | 6 | 2.75 | 3.5 | 3.07 | 1.19 | 3.57 | 0.38 | 1.19 | 3.6 | 0.81 |
| 3-1/2 | 8.5 | 0.94 | 5.5 | 4.81 | 8-0.75 | 7 | 2.81 | 4 | 3.55 | 1.25 | 4.07 | 0.38 | 1.25 | 4.1 | 0.88 |
| 4 | 9 | 0.94 | 6.19 | 5.31 | 8-0.75 | 7.5 | 3 | 4.5 | 4.03 | 1.31 | 4.57 | 0.44 | 1.31 | 4.6 | 0.94 |
| 5 | 10 | 0.94 | 7.31 | 6.44 | 8-0.88 | 8.5 | 3.5 | 5.56 | 5.05 | 1.44 | 5.66 | 0.44 | 1.44 | 5.69 | 0.94 |
| 6 | 11 | 1 | 8.5 | 7.56 | 8-0.88 | 9.5 | 3.5 | 6.63 | 6.07 | 1.56 | 6.72 | 0.5 | 1.56 | 6.75 | 1.06 |
| 8 | 13.5 | 1.12 | 10.62 | 9.69 | 8-0.88 | 11.75 | 4 | 8.63 | 7.98 | 1.75 | 8.72 | 0.5 | 1.75 | 8.75 | 1.25 |
| 10 | 16 | 1.19 | 12.75 | 12 | 12-1.00 | 14.25 | 4 | 10.75 | 10.02 | 1.94 | 10.88 | 0.5 | 1.94 | 10.92 | 1.31 |
| 12 | 19 | 1.25 | 15 | 14.38 | 12-1.00 | 17 | 4.5 | 12.75 | 12 | 2.19 | 12.88 | 0.5 | 2.19 | 12.92 | 1.56 |
| 14 | 21 | 1.38 | 16.25 | 15.75 | 12-1.12 | 18.75 | 5 | 14 | 13.25 | 2.25 | 14.14 | 0.5 | 3.12 | 14.18 | 1.63 |
| 16 | 23.5 | 1.44 | 18.5 | 18 | 16-1.12 | 21.25 | 5 | 16 | 15.25 | 2.5 | 16.16 | 0.5 | 3.44 | 16.19 | 1.75 |
| 18 | 25 | 1.56 | 21 | 19.88 | 16-1.25 | 22.75 | 5.5 | 18 | 17.25 | 2.69 | 18.18 | 0.5 | 3.81 | 18.2 | 1.94 |
| 20 | 27.5 | 1.69 | 23 | 22 | 20-1.25 | 25 | 5.69 | 20 | 19.25 | 2.88 | 20.2 | 0.5 | 4.06 | 20.25 | 2.13 |
| 22 | 29.5 | 1.81 | 25.25 | 24.25 | 20-1.38 | 27.25 | 5.88 | 22 | 21.25 | 3.13 | 22.22 | 0.5 | 4.25 | 22.25 | 2.38 |
| 24 | 32 | 1.88 | 27.25 | 26.12 | 20-1.38 | 29.5 | 6 | 24 | 23.25 | 3.25 | 24.25 | 0.5 | 4.38 | 24.25 | 2.5 |
Yes, we offer custom sizes for Super Duplex Steel S32750 Flanges to meet specific project needs. Our team at Kabby Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@kabbyflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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