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Reliable Duplex Steel Tubes for Oil & Gas Industries
Duplex Steel Tubes are high-performance stainless steel products known for their exceptional strength, superior corrosion resistance, and excellent durability. With a balanced microstructure of austenitic and ferritic phases, these tubes offer outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, making them ideal for use in harsh and demanding environments.
Widely used in chemical processing, marine, oil and gas, and industrial applications, duplex steel tubes deliver reliable performance in high-pressure and high-temperature conditions. Their excellent weldability, fabrication properties, and long service life make them a preferred choice for pipelines, heat exchangers, structural systems, and critical industrial equipment.
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Features Of Tube
- Offers significantly higher mechanical strength than standard stainless steels, enabling thinner walls and lighter designs.
- Provides outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, even in chloride-rich environments.
- Exceptional toughness and fatigue resistance ensure reliable performance in demanding industrial conditions.
- Combines austenitic and ferritic phases for superior mechanical, thermal, and corrosion-resistant properties.
- Can be easily welded, bent, and fabricated without compromising structural integrity.
- Maintains strength and corrosion resistance across a wide temperature range.
- Higher strength allows the use of thinner sections, reducing weight and material costs.
Application Of Tube
- Used in heat exchangers, reactors, pipelines, and processing equipment exposed to corrosive chemicals.
- Ideal for seawater systems, desalination plants, offshore platforms, and shipbuilding components due to excellent chloride resistance.
- Applied in subsea pipelines, downhole equipment, risers, and high-pressure systems operating in harsh environments.
- Used in boilers, condensers, and heat exchanger tubing for high-temperature and high-pressure applications.
- Suitable for brine handling, high-pressure seawater piping, and filtration systems.
- Utilized in structural tubing, machinery, and equipment requiring strength and corrosion resistance.
- Used in hygienic piping systems due to its corrosion resistance and cleanability.
Specifications Of Tube
| Specifications | ASTM / ASME SB 168 |
| Size | 1000 mm x 2000 mm, 1220 mm x 2440 mm, 1500 mm x 3000 mm, 2000 mm x 2000 mm, 2000 mm x 4000 mm |
| Thickness | 0.1mm to 12 mm Thk |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip, Flats, Blank (Circle), Ring (Flange) |
| Finish | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |