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Iyle Tube Fittings, located in South Africa, is a reliable manufacturer and supplier of **Super Duplex Steel Hydraulic Fittings**. These fittings are crafted for exceptional durability, strength, and corrosion resistance, making them perfect for tough industrial settings. They’re designed to create secure, leak-proof connections in high-pressure hydraulic systems, ensuring excellent reliability and a long lifespan. Made from top-quality Super Duplex stainless steel, these fittings boast remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. Iyle Tube Fittings is committed to precision engineering, rigorous quality control, and timely delivery to sectors like oil and gas, petrochemicals, marine, desalination, and power generation.
Super Duplex Steel Hydraulic Fittings are made up of chromium (24–26%), nickel (6–8%), molybdenum (3–5%), nitrogen, and other trace elements, all of which work together to boost their strength and corrosion resistance. They showcase impressive mechanical properties, including a tensile strength of 750–800 MPa, a yield strength of around 550 MPa, and excellent toughness, even under high pressures and temperatures. Their unique dual-phase microstructure, consisting of austenite and ferrite, ensures they are hard, durable, and structurally stable, making them perfect for critical hydraulic applications in harsh environments.
| 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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These fittings are widely utilized in industries that demand high strength and resistance to extreme conditions. In the oil and gas industry, they find applications in offshore platforms, drilling rigs, and subsea hydraulic systems. The petrochemical and chemical sectors use them in high-pressure pipelines, reactors, and processing systems. They are also vital in marine engineering, desalination plants, and power generation units, where exposure to seawater and corrosive substances is common. Their ability to endure extreme stress, pressure, and corrosion makes them essential for safe, efficient, and long-lasting hydraulic operations.
Super duplex steel hydraulic fittings are widely used in applications where high strength and exceptional corrosion resistance are required. They are ideal for oil and gas applications, especially in offshore drilling, where harsh marine environments are common. These products are used in chemical plants, petrochemical refineries and energy production to ensure integration with high pressure systems in addition to using super duplex steel hydraulic fittings in pulp and paper plants and desalination plants types, where Durability and resistance to aggressive chemicals are important for operational efficiency.
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