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Home > Super Duplex Steel > Super Duplex Steel Coil Tubing
Laila Pipes and Tubes, located in Muscat, Oman, stands out as a top manufacturer and supplier of Super Duplex Steel Coil Tubing. They provide high-performance solutions tailored for industries that operate in extremely corrosive and high-pressure settings. Thanks to their cutting-edge manufacturing technology and rigorous quality control measures, every coil tube produced meets international standards. The Super Duplex Steel Coil Tubing from Laila Pipes and Tubes is designed for remarkable strength, corrosion resistance, and reliability, making it perfect for applications in offshore, oil and gas, petrochemical, and chemical processing sectors.
Super duplex steel coil tubing is generally made from grades such as UNS S32750 and S32760, which exhibit a balanced austenitic-ferritic microstructure. The alloy has high chromium (24–26%), nickel (6–8%), molybdenum (3–5%), and nitrogen content, which gives excellent resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. Its mechanical properties include better tensile and yield strength, high fatigue resistance, and good ductility. The coil form enables fewer welds and joints, improving reliability in long-length applications. Its high strength-to-weight ratio and corrosion resistance enable it to be used in harsh and high-pressure conditions.
Pipe Range : 6.35 Mm OD to 273 Mm OD
Outer Diameter : 9.52 mm O.D to 50.80 mm O.D
Wall Thickness : 0.70 mm to 12.70 mm
Schedules : SCH10S,SCH40S,SCH80S,SCH160S
Length : up to 12 Meters Leg Length & Customed Length
Specifications : ASTM A688 / ASTM SA688 / ASTM A249 / ASTM A789/ ASTM A213 standard for heat exchanger
Types : Heat Exchanger/ Instrumentation/ Precision Tubing/ Long Coiled Tubing/ Multi-core Coiled
| Super Duplex | Coil |
|---|---|
| Ni | 4.50 – 6.50 |
| Fe | 63.72 min |
| Cr | 22.0 – 23.0 |
| C | 0.030 max |
| Si | 1.00 max |
| Mn | 2.00 max |
| P | 0.030 max |
| S | 0.020 max |
| N | 0.14 – 0.20 |
| Material | Super Duplex Steel |
| Density (g/cm 3) | 7.805 |
| Density (lb/in 3) | 0.285 |
| Melting Point (°C) | 1420 – 1465 |
| Melting Point (°F) | 2588 – 2669; |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
This tubing is crafted from a well-balanced microstructure of austenite and ferrite, which gives it exceptional mechanical strength and impressive resistance to pitting, crevice corrosion, and stress corrosion cracking. It boasts high tensile and yield strength, outstanding fatigue resistance, and dependable performance in environments rich in chlorides and other aggressive substances. The coiled design ensures consistent wall thickness, precise dimensions, and simplifies installation in both continuous and compact systems.
Laila Pipes and Tubes, one of the largest suppliers of Super Duplex Steel Coil Tubing in the Muscats, OMAN. Offers a wide range of high-quality pipes and tubes designed for various industrial applications. Their extensive inventory and dedication to exceptional service make them a trusted choice for Super Duplex steel products in the region, delivering reliable solutions to meet diverse project requirements.
Super Duplex Steel Coil Tubing finds extensive use in subsea systems, heat exchangers, instrumentation lines, hydraulic and chemical injection lines, and pressure systems. Its unique blend of high strength, excellent corrosion resistance, and long service life guarantees safe, efficient, and reliable operation in critical industrial applications where performance and durability are paramount.
Super duplex steel coil tubing is utilized in most major critical applications where long, unbroken tubing lengths are necessary. In the oil and gas sectors, it is utilized in well intervention, hydraulic control lines, chemical injection lines, and offshore and subsea umbilicals. It is also utilized in heat exchangers, downhole tubing, and instrumentation systems in which high corrosion resistance and strength are required. The constant coil design minimizes the potential for leaks and failure, enhancing operating performance and safety. Its high performance and durability make it well suited to long-term operation in the toughest conditions.
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