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Benjamin Tubefittings, a well-respected manufacturer and supplier located in Abuja, Nigeria, proudly offers an impressive selection of **Super Duplex Steel Hydraulic Fittings** tailored for tough industrial applications. These fittings are crafted to deliver outstanding performance in high-pressure and corrosive settings. With a strong focus on quality and precision, Benjamin Tubefittings guarantees that every product adheres to international standards, providing remarkable resistance to pitting, stress corrosion, and fatigue. Their Super Duplex Steel Hydraulic Fittings are perfect for industries that need durable, long-lasting connections that can be relied upon even in extreme operational conditions, showcasing the company’s commitment to excellence and customer satisfaction.
Super Duplex Steel Hydraulic Fittings are primarily made up of chromium (25%), nickel (7%), and molybdenum (4%), with added nitrogen to boost strength and corrosion resistance. These fittings boast impressive mechanical properties, including high tensile strength, superior yield strength, and excellent toughness, even in sub-zero temperatures. The dual-phase microstructure of austenite and ferrite enhances their resistance to chloride-induced corrosion, erosion, and stress cracking. Their well-balanced composition and mechanical stability make them ideal for high-stress hydraulic and offshore environments where durability and safety are paramount.
| DESIGN STANDARD | DIN 2353/ ISO 8434-1 |
| MATERIAL | SUPER DUPLEX UNS S32750, UNS S32760 |
| SERIES | LL- LOW PRESSURE , L- MEDIUM PRESSURE, S- HIGH PRESSURE |
| WORKING PRESSURE | 1 BAR TO 700 BAR |
| SIZE RANGE | 6 MM TO 42 MM |
| CONNECTIONS | TUBE TO TUBE , TUBE TO MALE THREAD , TUBE TO FEMALE THREAD , TUBE TO BUTT WELD , TUBE TO SOCKET WELD , TUBE TO JIC 37* , TUBE TO 24* CONE, TUBE TO SWIVEL END , TUBE TO ADJUSTBALE STANDPIPE |
| WELD NIPPLE TO MALE THREAD , WELD NIPPLE TO FEMALE THREAD , WELD NIPPLE TO BUTT WELD , WELD NIPPLE TO SOCKET WELD , WELD NIPPLE TO 24* CONE , WELD NIPPLE TO 37* JIC , WELD NIPPLE TO SWIVEL | |
| BODY TYPE | FORGED, BAR STOCK |
| SURFACE | EXPORT BRIGHT FINISH, SHORT BLASTED FINISH, ELECTROPLATED FINISH |
| Grade | S32750 | S32760 |
| C | 0.030 max | 0.05 max |
| Mn | 1.20 max | 1.00 max |
| Si | 0.80 max | 1.00 max |
| P | 0.035 max | 0.030 max |
| S | 0.020 max | 0.010 max |
| Cr | 24.00 – 26.00 | 24.00 – 26.00 |
| Mo | 3.00 – 5.00 | 3.00 – 4.00 |
| Ni | 6.00 – 8.00 | 6.00 – 8.00 |
| N | 0.24 – 0.32 | 0.20 – 0.30 |
| Fe | 58.095 min | 57.61 min |
| Density (g/cm 3) | 7.8 |
| Density (lb/in 3) | 0.281 |
| Melting Point (°C) | 1350 |
| Melting Point (°F) | 2460 |
| STANDARD | WERKSTOFF NR. | UNS |
| Super Duplex 2507 | 1.4410 | S32750 |
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Super Duplex Steel Hydraulic Fittings find extensive use in industries like oil and gas, marine, petrochemical, and power generation, where high-pressure resistance and corrosion protection are vital. They play a crucial role in hydraulic systems, subsea pipelines, offshore drilling rigs, and chemical processing plants, ensuring secure and leak-free fluid transfer. These fittings excel in environments that are exposed to seawater, acidic media, and extreme mechanical stress. Their remarkable mechanical strength, fatigue resistance, and long service life make them the go-to choice for heavy-duty and high-performance applications.
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