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Xuan Nickel Alloys is a reliable manufacturer and supplier of Duplex Steel S32205 Flanges based in Da Nang, Vietnam. We specialize in high-quality duplex stainless steel products designed for tough industrial applications. Our Duplex Steel S32205 Flanges are crafted to deliver outstanding strength and exceptional corrosion resistance, ensuring that your piping systems have durable, leak-proof, and trustworthy connections. Each flange is manufactured with precision and adheres strictly to international standards, guaranteeing excellent mechanical performance, precise dimensions, and a long service life. We cater to various industries, including chemical processing, oil and gas, petrochemical, and marine, providing cost-effective, high-performance flange solutions for critical operations around the globe.
These Duplex Steel S32205 Flanges feature a well-balanced ferritic-austenitic stainless steel microstructure, typically made up of 22% chromium, 5–6% nickel, 3% molybdenum, and trace amounts of nitrogen. They boast high tensile and yield strength, remarkable toughness, and superior resistance to stress corrosion cracking. Additionally, the alloy excels in resisting pitting and crevice corrosion, especially in chloride-rich and acidic environments. With excellent weldability, formability, and long-term structural stability, Duplex Steel S32205 Flanges maintain their mechanical integrity and reliable performance even under harsh thermal, mechanical, and chemically aggressive conditions.
| Specifications | ASTM A182 / ASME SA182 |
| Size | 1/8″ NB TO 24″ NB |
| Standards | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc |
| Grades | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32205 | 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 |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
At Xuan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Flanges in Da Nang, Vietnam, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Vietnam, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
These flanges are widely utilized in industries that demand high-strength, corrosion-resistant, and durable piping connections. In chemical processing, they are essential for reactors, piping systems, and heat exchangers that come into contact with aggressive media. The oil and gas sector relies on them for offshore platforms, subsea pipelines, and sour gas systems. Petrochemical plants use these flanges in process equipment, evaporators, and condensers. In marine applications, they are found in seawater systems, desalination plants, and shipbuilding. Their unique combination of strength and corrosion resistance makes them an ideal choice for a variety of demanding environments.