Duplex Stainless Steel
What is Duplex Stainless Steel?
Duplex Stainless Steel is a type of stainless steel that combines both austenitic and ferritic microstructures, providing a unique blend of properties. Known for its high strength and excellent corrosion resistance, duplex stainless steel is often used in applications where both strength and resistance to chloride pitting and stress corrosion cracking are essential. Its balanced composition makes it suitable for various industries, including oil and gas, chemical processing, and marine applications.
Duplex stainless steels include both duplex and super duplex grades, offering enhanced properties for demanding applications.
Key Properties
and Advantages
1. High Strength
Duplex stainless steels have significantly higher strength compared to traditional austenitic stainless steels. This high strength allows for lighter constructions and reduced material costs, making them a preferred choice in demanding applications.
2. Excellent Corrosion Resistance
The dual-phase structure of duplex stainless steel offers outstanding resistance to corrosion, particularly in chloride-rich environments. This makes it highly suitable for use in seawater applications, chemical processing, and other corrosive environments.
3. Stress Corrosion Cracking Resistance
Duplex stainless steel exhibits superior resistance to stress corrosion cracking, ensuring longevity and reliability in high-stress and corrosive environments. This property is critical for industries where safety and reliability are paramount.
4. Fabrication Versatility
While duplex stainless steels can be more challenging to machine compared to austenitic grades, advancements in fabrication techniques have made them increasingly versatile. They can be welded and formed into complex shapes, meeting the diverse needs of various engineering applications.
Materials We Offer
2205 Duplex (UNS 31803): Known for its excellent strength and corrosion resistance, ideal for a variety of applications.
2507 Super Duplex (UNS 32750): Offers even higher strength and pitting resistance, making it suitable for harsh environments.
Super Duplex Zeron 100 (UNS 32760): Features outstanding resistance to chloride-induced corrosion and stress corrosion cracking.
Alloy 255 (UNS 32550): Combines excellent resistance to corrosion and high strength, designed for challenging environments.
Why Choose System 22?
At System22, we are committed to providing our clients with high-quality fasteners and components that meet their specific needs. Our expertise in working with high-performance alloys, including Duplex Stainless Steel, ensures that you receive products that deliver exceptional performance and value. We understand the importance of reliability, durability, and cost-effectiveness, and we strive to exceed your expectations with every project.
Whether you’re looking for standard fasteners or custom-engineered solutions, System22 is your trusted partner. Our team of experts will work closely with you to ensure that your components are manufactured to the highest standards, using the most suitable materials for your application.
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Ready to learn more about how Duplex Stainless Steel can benefit your next project? Contact System22 today to discuss your needs with one of our specialists. We're here to provide you with the information and support you need to make informed decisions about your material choices.
Let us help you find the perfect solution for your fasteners and components. With System22, you're choosing quality, reliability, and expertise.