Duplex steel is a type of stainless steel that offers superior strength and corrosion resistance when compared to other materials. Duplex Steel Welded Tube is a combination of two different types of stainless steels, ferritic and austenitic. This combination creates a material with superior strength and corrosion resistance properties when compared to other materials. The ferritic portion provides toughness while the austenitic portion provides ductility, making it an excellent choice for welded tubes due to its ability to withstand high temperatures without losing its integrity. This makes it ideal for applications that require strong yet flexible tubing such as pressure vessels, heat exchangers, condensers, and more.
The superior strength and corrosion resistance properties make duplex steel welded tubes an excellent choice for many industries including mining, oil & gas, petrochemical processing plants, chemical processing plants, pulp & paper manufacturing plants, wastewater treatment plants, nuclear power plants, food & beverage processing plants and more. Its superior strength also makes it ideal for applications that require high-pressure environments such as heat exchangers or condensers. It is also highly resistant to stress corrosion cracking which makes it suitable for use in environments where SCC can occur such as saltwater or brackish water systems. It also has excellent weldability characteristics which make it easier to work with than other types of stainless steel alloys. Duplex Steel S31803 Welded Tubes, Inconel 625 Seamless Pipes and many more grades are also available.
Duplex steel welded tubes are an important part of industrial infrastructure. They are often found in industries such as shipbuilding, architecture, food processing, automotive, and many more. Duplex steel is a type of stainless steel that contains both austenite and ferrite components. This combination allows duplex steel to have higher strength than regular stainless steels while still being able to maintain its corrosion resistance at high temperatures. The most common grades of duplex steel include 2205 (UNS S21803) and 2507 (UNS S32750). These grades offer excellent weldability, ductility, formability, toughness, and resistance to stress corrosion cracking. Different types of products are available, such as Duplex Steel Plates, Duplex Steel S31803 Welded Pipes, etc.
Due to their superior strength and corrosion resistance properties, duplex steel welded tubes are commonly used in a variety of applications across multiple industries. For example, they can be used in power plants to transport hot water or steam due to their high temperature capabilities. They can also be used in chemical processing plants as well as food processing plants because of their resistances against corrosive chemicals or food-grade liquids like vegetable oil or dairy products. In addition, they can be used in architecture for structural components or decorative pieces due to their aesthetic appeal.
Duplex steel welded tubes offer numerous advantages over other types of materials for various applications. One benefit is that these tubes are highly resistant to stress corrosion cracking due to the combination of austenite and ferrite components which give them unique properties not found in other metals such as carbon steels or aluminum alloys. Another advantage is that they have excellent thermal conductivity which makes them perfect for transporting hot fluids such as water or steam without risk of damage from heat exposure. Finally, they have good formability which makes them easy to shape into complex shapes with tight tolerances during manufacturing processes.
Duplex steel welded tubes have become increasingly popular over the past few years due to their unique combination of properties that make them suitable for a wide range of industrial applications. They offer excellent strength, corrosion resistance, thermal conductivity, and formability at high temperatures making them an ideal material for many projects requiring strong components with long-term durability. If you’re looking for an efficient material for your next project then consider using duplex steel welded tubes; you won’t be disappointed!
Table of Content
Duplex Steel Welded Tubes are tubes made of duplex stainless steel that are joined together using welding techniques.
The manufacturing process of Duplex Steel Welded Tubes involves welding two ends of duplex stainless steel strips or plates together to form a tube. The resulting tube is then processed through a series of finishing operations to meet the required specifications.
The most common types of welding techniques used to manufacture Duplex Steel Welded Tubes are Tungsten Inert Gas (TIG) welding, Plasma Arc welding, and Laser welding.
Duplex Steel Welded Tubes find applications in various industries such as oil and gas, chemical processing, petrochemicals, desalination & marine engineering.
Specification | ASTM A789 / ASME SA789 |
Size | 5.0 mm – 1219.2 mm |
Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
Thickness Range | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Type | Seamless / ERW / Welded / Fabricated / CDW |
Form | Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes |
Length | Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded |
End Protection | Plastic Caps |
Surface Finish | 2B, No.4, No.1, No.8 Mirror Finish for Duplex Steel Pipes, Finish as per customer Requirements |
Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
Schedule | SCH5, SCH10, SCH40, STD, SCH80, SCH160 |
Tube End | Plain End, Beveled End, Treaded. |
Check ASME B36.19 Duplex Steel Tube, A789 Duplex Sch 40 Welded Tube dimensions and thickness chart, SA 789 Welded Tube and Duplex Steel Square Tube price per meter in India
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Navrang Steel is a prominent manufacturer, supplier, stockist and exporter of Pipes, Forged Fittings, Fasteners, and other industrial products. We stock and supply all these products in various materials, such as Stainless Steel, Duplex and Super Steel, Nickel Alloy, inconel, monel, hastelloy, and various other ferrous and non-ferrous materials.
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