Super Duplex Steel Products

Approx. Rs 1,115 / KgGet Latest Price

Approx. Rs 200 / KgGet Latest Price

Duplex S31803 Welded Pipe is a highly versatile and corrosion-resistant piping solution made from Duplex stainless steel, ideal for applications that demand superior strength and resistance to aggressive environments. Duplex S31803 is a duplex stainless steel that combines austenitic and ferritic phases, providing excellent mechanical properties and corrosion resistance, especially in chloride-rich and other aggressive environments.

Containing approximately 22% chromium, 5% nickel, and 3% molybdenum, Duplex S31803 is designed for applications that require high strength and resistance to corrosion, pitting, and stress corrosion cracking (SCC). The material’s unique microstructure gives it enhanced resistance to both localized corrosion and general corrosion, making it a go-to choice for industries like chemical processing, oil and gas, and marine environments.

• Superior Corrosion Resistance: Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly in environments with high chloride concentrations (e.g., seawater).

• High Strength: Duplex S31803 has high tensile and yield strength, providing excellent resistance to mechanical stresses and making it ideal for high-pressure applications.

• Good Weldability: While maintaining high strength, Duplex S31803 retains good weldability and can be used in welded applications without a significant loss of mechanical properties.

• Enhanced Fatigue and Impact Resistance: The combination of ferrite and austenite offers superior fatigue resistance, as well as toughness in both low- and high-temperature conditions.

• Oxidation Resistance: Duplex S31803 exhibits improved resistance to oxidation and scaling at high temperatures compared to standard stainless steels, making it suitable for elevated-temperature applications.

• Oil and Gas Industry: Piping and tubing for offshore and subsea applications, including pipelines, risers, and pressure vessels, where corrosion resistance and high strength are paramount.

• Chemical Processing: Equipment like heat exchangers, reactors, and storage tanks, where the material will come into contact with aggressive chemicals and corrosive environments.

• Marine and Offshore: Seawater systems, desalination plants, and marine piping systems, where the material’s resistance to chloride-induced corrosion is critical.

• Power Generation: Components exposed to corrosive and high-temperature environments, such as cooling water systems, condensers, and heat exchangers.

• Desalination Plants: Used in the construction of desalination systems and seawater treatment systems where superior corrosion resistance is required.

Duplex S31803 welded pipes are produced in compliance with international standards, including ASTM A790, ASME SA790, and UNS S31803, ensuring high quality and reliability. These pipes are available in various sizes, wall thicknesses, and finishes to meet the specific requirements of each application.

Approx. Rs 1,300 / KgGet Latest Price

Additional Information:

Approx. Rs 850 / KgGet Latest Price

Duplex S32205 Circle & Ring is a high-strength, corrosion-resistant component made from Duplex stainless steel, designed for applications where exceptional mechanical properties, corrosion resistance, and reliability are crucial. Composed of both austenitic and ferritic phases, Duplex S32205 (also known as 2205 Duplex Stainless Steel) combines the best properties of both phases to provide outstanding resistance to localized corrosion, excellent tensile strength, and superior fatigue resistance.

Containing approximately 22% chromium, 5% nickel, and 3% molybdenum, Duplex S32205 offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking (SCC), particularly in chloride-rich environments such as seawater and chemical solutions. The Duplex S32205 Circle & Ring is widely used in industries such as chemical processing, marine, oil and gas, and power generation, where high strength, corrosion resistance, and fatigue resistance are paramount.

• Superior Corrosion Resistance: Exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly in chlorides and other aggressive environments, such as seawater and acidic solutions.

• High Strength and Toughness: Duplex S32205 offers superior tensile strength and yield strength compared to austenitic stainless steels, making it suitable for high-pressure and high-stress applications.

• Improved Fatigue and Impact Resistance: The balanced austenitic-ferritic microstructure provides enhanced resistance to cyclic loading, shock, and fatigue.

• Excellent Weldability: Easy to weld and fabricate without compromising strength or corrosion resistance, even when subjected to high temperatures and stress.

• Oxidation Resistance: Offers strong resistance to oxidation at elevated temperatures, making it suitable for high-temperature industrial applications.

• Cost-Effective: Provides a cost-efficient solution with excellent performance compared to super duplex alloys, particularly for applications where high strength and corrosion resistance are essential.

• Oil and Gas Industry: Piping, valves, flanges, and pressure vessels for both offshore and onshore applications, where exposure to harsh, corrosive conditions is common.

• Marine and Offshore: Marine components such as seawater cooling systems, heat exchangers, and desalination plants where resistance to chloride-induced corrosion is critical.

• Chemical Processing: Equipment like reactors, tanks, heat exchangers, and pumps exposed to aggressive chemicals and corrosive environments.

• Power Generation: Components like condensers, heat exchangers, and piping systems in power plants requiring strength, fatigue resistance, and corrosion protection.

• Water Treatment: Desalination plants, water filtration systems, and other applications exposed to corrosive water environments.

Duplex S32205 Circle & Ring products meet industry standards such as ASTM A276, ASTM A479, ASME SA276, and UNS S32205, ensuring that these components are manufactured with the highest quality and performance standards. They are available in a wide range of diameters, thicknesses, and sizes, and can be customized for specific requirements.