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Nadia Tube Fittings is a reputable manufacturer and supplier of Super Duplex Steel Hydraulic Fittings based in Kuala Lumpur, Malaysia. They specialize in providing high-performance solutions tailored for demanding hydraulic systems. These fittings are expertly crafted to ensure leak-proof, high-pressure connections in fluid power and control applications, even under the toughest operating conditions. Made from top-quality Super Duplex Steel, they offer exceptional mechanical strength along with remarkable resistance to corrosion, erosion, and chloride-induced stress cracking. With a strong commitment to quality, durability, and adherence to international standards, Nadia Tube Fittings delivers reliable hydraulic fittings to clients throughout Malaysia and beyond.
The Super Duplex Steel Hydraulic Fittings are produced using UNS S32750 and S32760 alloys, which contain approximately 25% chromium, 7% nickel, 3–4% molybdenum, and nitrogen. This distinctive composition provides them with outstanding resistance to pitting, crevice corrosion, and harsh chemical environments. Mechanically, they boast double the strength of standard stainless steels, featuring high tensile and yield strength, excellent toughness, and superior fatigue resistance. Their design guarantees precise dimensions, a long service life, and the capability to endure extreme pressures and temperatures, making them perfect for critical hydraulic operations.
| 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 |
Contact us to get a quick quote for your requirement.
These hydraulic fittings find extensive use in offshore and subsea systems, oil and gas exploration, chemical processing plants, power generation, desalination units, and marine applications. They are particularly well-suited for hydraulic control lines, instrumentation systems, and fluid transfer operations in corrosive and high-pressure settings. In refineries and petrochemical plants, they ensure safe and efficient hydraulic performance even in aggressive media. With their exceptional durability, corrosion resistance, and secure leak-proof design, Super Duplex Steel Hydraulic Fittings are the go-to choice for industries that demand reliable and long-lasting hydraulic connections.
Please feel free to contact us if you need any further information or for enquiry.
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