Home >Duplex Steel >Duplex Steel 2205 Flanges
| Specifications | ASTM A182 / ASME SA182 |
| Size | 1/8″ NB TO 24″ NB |
| Standards | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc |
| Grades | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
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We offer These Duplex Steel S32205 Flanges as per DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance: Duplex Steel S32205 Flanges offer excellent corrosion resistance in various corrosive environments, including chloride-containing environments such as seawater, brine solutions, and chemical processing environments. This resistance to corrosion helps in extending the service life of the flanges, reducing maintenance costs, and ensuring reliability in harsh conditions.
High Strength: Duplex Steel S32205 Flanges exhibit high mechanical strength, allowing them to withstand high-pressure and high-temperature applications without compromising structural integrity. Their superior strength-to-weight ratio makes them suitable for critical applications where strength and durability are essential requirements.
Versatility: Duplex Steel S32205 Flanges offer versatility in terms of their applications due to their combination of properties, including corrosion resistance, high strength, and weldability. They can be used in a wide range of industries and applications, including chemical processing, petrochemical, offshore, marine, and power generation industries.
Cost-Effectiveness: Despite their superior properties, Duplex Steel S32205 Flanges offer cost-effectiveness compared to other corrosion-resistant alloys like austenitic stainless steels and nickel alloys. Their longer service life, reduced maintenance requirements, and lower lifecycle costs contribute to overall cost savings for the end-user.
Weldability: Duplex Steel S32205 Flanges exhibit good weldability, allowing for easy fabrication and installation in various piping systems and structures. They can be welded using common welding techniques, including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and shielded metal arc welding (SMAW), without the risk of sensitization or loss of corrosion resistance.
Resistance to Chloride Stress Corrosion Cracking: Duplex Steel S32205 Flanges offer exceptional resistance to chloride-induced stress corrosion cracking, making them suitable for use in chloride-rich environments such as coastal areas, marine applications, and chemical processing plants. This resistance helps in maintaining the integrity and reliability of the flanges even in aggressive environments.
Duplex Steel S32205 Flanges find extensive application across multiple industries due to their exceptional properties. In the oil and gas sector, these flanges are commonly employed in offshore drilling platforms, subsea pipelines, and refining facilities, where they provide reliable connections resistant to corrosive seawater and harsh environments. Similarly, in chemical processing plants, they play a crucial role in reactors, storage tanks, and piping systems, offering resistance against corrosive chemicals and high temperatures.
Oil and Gas Industry: Duplex Steel S32205 Flanges are extensively used in offshore drilling platforms, subsea pipelines, and oil refining facilities due to their excellent corrosion resistance to seawater, brine solutions, and acidic environments. They provide reliable connections for piping systems, valves, and equipment in harsh offshore environments.
Chemical Processing: In chemical processing plants, Duplex Steel S32205 Flanges are employed in various applications such as chemical reactors, storage tanks, and process piping systems. Their resistance to corrosive chemicals and high temperatures makes them suitable for handling aggressive acids, alkalis, and solvents.
Petrochemical Industry: Duplex Steel S32205 Flanges find applications in petrochemical refineries for connecting pipelines, heat exchangers, and pressure vessels. They offer resistance to corrosion from hydrocarbons, hydrogen sulfide, and chloride-containing compounds commonly found in petrochemical processes.
Power Generation: In power generation facilities, Duplex Steel S32205 Flanges are utilized in steam turbines, boiler feedwater systems, and heat exchangers due to their resistance to high temperatures and steam corrosion. They provide reliable connections for critical components in power plants, ensuring efficient operation and longevity.
Desalination Plants: Duplex Steel S32205 Flanges are employed in desalination plants for seawater intake and brine discharge systems. Their resistance to chloride-induced corrosion and stress corrosion cracking makes them suitable for use in seawater desalination processes, where reliability and durability are essential.
Corrosion Resistance: Evaluate the corrosion resistance of Duplex Steel S32205 Flanges, particularly in environments where exposure to corrosive substances such as chloride, acids, and alkalis is common. Ensure that the flanges have sufficient resistance to corrosion to maintain integrity and longevity in harsh conditions.
Temperature and Pressure Ratings: Determine the temperature and pressure requirements of the application to select Duplex Steel S32205 Flanges with appropriate ratings. Ensure that the flanges can withstand the operating temperatures and pressures without compromising performance or safety.
Size and Dimensional Requirements: Consider the size and dimensional specifications of the flanges to ensure compatibility with existing piping systems, valves, and equipment. Select flanges with the correct size, diameter, and thickness to facilitate proper installation and connection.
Flange Type and Configuration: Choose the appropriate flange type and configuration based on the specific requirements of the application. Common types include weld neck, slip-on, threaded, socket weld, and blind flanges, each offering unique features and advantages depending on the installation and operational needs.
Standards and Specifications: Verify that the Duplex Steel S32205 Flanges comply with relevant industry standards and specifications, such as ASTM, ASME, ANSI, and DIN standards. Adhering to these standards ensures product quality, performance, and safety.
Yes, Duplex Steel S32205 Flanges are suitable for welding. Various welding methods, including Shielded Metal Arc Welding (SMAW), Gas Tungsten Arc Welding (GTAW), Gas Metal Arc Welding (GMAW), and Flux-Cored Arc Welding (FCAW), can be used to join Duplex Steel S32205 Flanges.
When welding Duplex Steel S32205 flanges, several precautions should be taken to ensure successful welding and maintain the integrity of the material. Firstly, it’s essential to clean the surfaces thoroughly to remove any contaminants that could affect the weld quality. Additionally, selecting appropriate welding parameters, such as heat input and travel speed, is crucial to prevent overheating and avoid the formation of harmful phases like sigma phase.
The pressure and temperature ratings of Duplex Steel S32205 flanges vary depending on factors such as the flange type, size, and specific application requirements. Generally, Duplex Steel S32205 flanges are designed to withstand high-pressure and high-temperature environments, making them suitable for a wide range of industrial applications.
Yes, Duplex Steel S32205 flanges are available in a variety of sizes and types to suit different applications and installation requirements. These flanges come in various dimensions, ranging from small nominal sizes to larger diameters, to accommodate different pipe sizes and system configurations.
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