DIN 2633 duplex steel flanges PN 16 are precision-manufactured weld neck flanges designed according to the DIN 2633 standard, ideal for medium-pressure piping systems operating up to 16 bar (232 psi). These flanges are crafted from duplex stainless steels that combine the benefits of austenitic and ferritic microstructures, offering excellent mechanical strength, superior resistance to stress corrosion cracking, and enhanced durability in aggressive chemical and chloride-containing environments. They are ideal for applications where both corrosion resistance and high strength are essential. Ladhani Metal Corporation is a leading global manufacturer and supplier of duplex steel flanges, recognized for high-quality production, dimensional accuracy, and strict compliance with international standards. All flanges undergo rigorous inspection and testing to ensure reliable performance in challenging industrial conditions. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for medium-pressure pipelines requiring corrosion resistance and increased mechanical integrity. Flange Type: • Weld Neck Flanges These flanges feature a long tapered hub for improved flow characteristics and reduced mechanical stress at the weld area, ensuring stable and secure connections. • Flat Face (FF) Flanges Designed to provide a consistent sealing surface, especially effective when used with soft gaskets or when connecting to cast components. Duplex Steel Grades and Full Composition: Duplex 2205 (UNS S31803/S32205) • Chromium (Cr): 21.0 – 23.0% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.08 – 0.20% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.03% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Widely used in desalination plants, chemical process vessels, marine environments, and pulp and paper industries due to high strength and resistance to localized corrosion. Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 5.0% • Nitrogen (N): 0.24 – 0.32% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.8% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Preferred in highly corrosive offshore, oil and gas, chemical, and high-chloride environments where superior strength and corrosion resistance are essential. Applications of DIN 2633 Duplex Steel Flanges PN 16: • Chemical and Petrochemical Plants Provides strong and corrosion-resistant connections for chemical reactors, storage tanks, and acid-handling systems. • Marine and Offshore Engineering Suitable for submerged systems, seawater cooling, and ballast water piping due to excellent resistance to chloride-induced corrosion. • Pulp and Paper Industry Performs reliably in bleaching and chemical recovery processes where both chemical resistance and strength are required. • Desalination and Water Treatment Ideal for high-salinity water systems and reverse osmosis pipelines requiring durable, corrosion-resistant components. • Oil and Gas Refineries Used in pipelines, pressure vessels, and heat exchangers subjected to sour gas and high-pressure operating environments. Key Features: • Manufactured to DIN 2633 standard • PN 16 pressure class for medium-pressure service • Weld neck configuration supports vibration resistance and proper alignment • Available in Duplex 2205 and Super Duplex 2507 grades • High resistance to stress corrosion cracking, pitting, and crevice corrosion • Excellent mechanical strength and fatigue resistance • Custom sizes, finishes, and specifications available upon request Conclusion: DIN 2633 duplex steel flanges PN 16 from Ladhani Metal Corporation offer an optimal combination of strength, corrosion resistance, and reliability for use in harsh industrial conditions. With high-performance duplex and super duplex materials, these flanges are the preferred choice for applications in chemical processing, offshore platforms, and desalination plants. For detailed technical support, customized configurations, or pricing, contact Ladhani Metal Corporation today.

DIN 2627 Duplex Steel flanges PN 400 are high-integrity blind flanges engineered for ultra-high-pressure systems where enhanced corrosion resistance, mechanical strength, and stress corrosion cracking resistance are crucial. These flanges are manufactured in compliance with the DIN 2627 standard and are used to seal the ends of piping systems operating under extreme conditions involving high pressure, temperature fluctuations, and aggressive media such as chlorides or acidic compounds. The PN 400 rating (400 bar / 5800 psi) ensures these flanges are suitable for the most demanding environments. Made from Duplex and Super Duplex stainless steels—such as Duplex 2205 (UNS S31803/S32205) and Super Duplex 2507 (UNS S32750)—they offer a unique combination of austenitic and ferritic microstructures, providing exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for use in high-pressure systems where superior strength and corrosion resistance are required. Flange Type: • Blind Flanges Flat, solid flanges without a bore, used to seal off pipeline ends or nozzles for isolation, pressure testing, or future expansion. • Flat Face (FF) Flanges Feature a flat sealing surface suitable for use with full-face gaskets and flat-faced mating components to ensure uniform sealing under high-pressure conditions. Duplex Steel Grades and Composition: Duplex 2205 (UNS S31803 / S32205) • Chromium (Cr): 21 – 23% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.08 – 0.2% • Iron (Fe): Balance Applications: High strength and excellent resistance to chloride-induced stress corrosion and pitting. Commonly used in chemical tanks, pipelines, and pressure vessels. Applications of DIN 2627 Duplex Steel Flanges PN 400: • Offshore and Subsea Oil & Gas Installations Withstand high pressure, chloride-rich environments, and dynamic loading in risers, manifolds, and subsea pipelines. • Desalination Plants and Seawater Systems Exceptional resistance to chloride-induced corrosion makes them ideal for seawater intake and brine discharge lines. • Chemical and Petrochemical Plants Used in corrosive process lines involving acids, solvents, and high-temperature hydrocarbons. • Pulp and Paper Industry Ideal for chemical recovery systems and chlorine dioxide bleaching where both corrosion and strength are essential. • Heat Exchangers and Pressure Vessels High strength and thermal fatigue resistance under cyclic temperature and pressure changes. • Power Generation and Nuclear Systems Effective in high-pressure steam and cooling systems where corrosion resistance and mechanical integrity are mandatory. Key Features: • Compliant with DIN 2627 specifications • PN 400 pressure rating for ultra-high-pressure applications • Blind flange configuration ensures secure system isolation • Flat face design supports full-face gasket usage for optimal sealing • Available in Duplex 2205 and Super Duplex 2507 • Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking • High mechanical strength with good weldability and fatigue resistance • Used across offshore, petrochemical, desalination, and energy sectors • Custom dimensions, materials, and finishes available upon request Conclusion: DIN 2627 Duplex Steel Flanges PN 400 from Ladhani Metal Corporation deliver unmatched reliability and performance in the harshest operating conditions. Whether used in high-pressure offshore pipelines or corrosive chemical systems, these flanges offer long-term sealing, structural integrity, and corrosion resistance. Reach out to Ladhani Metal Corporation for technical assistance, material selection, or customized Duplex flange solutions tailored to your operational demands.

DIN 2573 Duplex Flanges PN 6 are premium-quality, low-pressure plate flanges made from Duplex stainless steels, designed for applications requiring both excellent corrosion resistance and high mechanical strength. Manufactured in compliance with DIN 2573 standards, these flanges provide a reliable, cost-effective solution for demanding industrial environments, especially those exposed to chloride-bearing media, high-pressure fluids, and extreme temperatures. The balanced microstructure of Duplex alloys offers superior resistance to pitting, crevice corrosion, and stress corrosion cracking, making them ideal for use in challenging service conditions. Ladhani Metal Corporation is a reliable manufacturer and global supplier of Duplex steel flanges, offering products that meet stringent quality and international performance standards. The DIN 2573 flange configuration allows for easy assembly and a secure, leak-tight seal, even in low-pressure, corrosive service environments. Pressure Rating: • PN 6 (6 bar / 87 psi): Engineered for low-pressure applications where corrosion resistance, strength, and long-term durability are required in aggressive service conditions. Flange Types: • Plate Flanges Flat, circular flanges designed for bolted piping connections with gaskets, ensuring a leak-free joint suitable for low-pressure systems. • Flat Face (FF) Flanges These flanges offer uniform surface contact, ideal for use with flat gaskets and compatible materials like non-metallic components or cast iron. • Slip-On Flanges Designed to slip over the pipe and be welded into place, these flanges offer easy alignment and simplified installation for low to moderate pressure systems. • Custom-Machined Flanges Custom-fabricated to meet specific application needs, including unique dimensions, face types, and surface finishes, in various Duplex steel grades. Duplex Steel Grades and Composition: Duplex 2205 (UNS S32205 / S31803) Composition: • Chromium (Cr): 21.0 – 23.0% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.14 – 0.20% • Manganese (Mn), Silicon (Si), Iron (Fe): Balance Applications: Duplex 2205 is ideal for environments with high chloride exposure, offering enhanced strength and corrosion resistance. Commonly used in offshore platforms, heat exchangers, pressure vessels, and seawater piping systems. Applications of DIN 2573 Duplex Flanges: • Chemical and Petrochemical Plants: Used in vessels, tanks, and piping that transport acidic and corrosive chemicals, Duplex flanges provide long service life and resistance to chemical attack. • Marine and Offshore Engineering: Ideal for seawater systems and subsea equipment due to their high corrosion resistance and excellent strength under pressure. • Oil and Gas Industry: Used in flowlines, risers, and subsea systems, these flanges offer mechanical durability and protection against corrosion in harsh hydrocarbon environments. • Power Generation: Duplex flanges are used in heat exchangers, condensers, and high-pressure steam lines, delivering stability under fluctuating temperature and pressure conditions. • Water Treatment and Desalination: Well-suited for brine handling and reverse osmosis systems, thanks to superior resistance to chloride-induced stress corrosion. Key Features: • Manufactured in accordance with DIN 2573 standard • Rated PN 6 for low-pressure systems requiring corrosion resistance • Exceptional performance in environments with chlorides and high mechanical stress • Available in Duplex 2205, Super Duplex 2507, and other Duplex grades • High strength combined with cost efficiency • Excellent fatigue resistance and weldability • Customization available for surface finishes, flange faces, and drilling patterns Conclusion: DIN 2573 Duplex Flanges PN 6 by Ladhani Metal Corporation offer a robust, corrosion-resistant solution for industries operating in aggressive chemical, marine, and high-pressure environments. Combining the mechanical strength of Duplex stainless steels with the reliable DIN 2573 design, these flanges ensure secure, long-lasting connections in critical systems. For detailed specifications, special dimensions, or technical consultations, contact Ladhani Metal Corporation today.

DIN 2568 Super Duplex Steel Flanges PN 64 are premium-grade threaded flanges manufactured from high-performance super duplex stainless steel, designed to withstand extreme mechanical loads and highly corrosive environments. In compliance with DIN 2568 standards, these flanges offer exceptional strength, superior resistance to pitting and crevice corrosion, and excellent performance under high pressure and temperature variations, making them ideal for demanding applications in offshore, petrochemical, marine, and desalination industries. Ladhani Metal Corporation is a renowned manufacturer and exporter of super duplex flanges, supplying components that meet stringent global standards for quality, precision, and reliability. The threaded design ensures weld-free, easy installation and removal, making these flanges highly suitable for systems requiring quick assembly and periodic maintenance. Pressure Rating: • PN 64 (64 bar / 928 psi): Engineered for high-pressure and aggressive service conditions where material integrity and corrosion resistance are critical. Flange Types: • Threaded (Screwed) Flanges Facilitates rapid, weld-free assembly and disassembly, particularly in maintenance-intensive systems. • Raised Face (RF) Flanges Improves sealing effectiveness in high-pressure applications by concentrating gasket compression. • Flat Face (FF) Flanges Ideal for systems with flat mating surfaces, especially where non-metallic or brittle materials are used. • Forged Threaded Flanges Manufactured for enhanced strength, dimensional accuracy, and resilience in corrosive environments. • Custom-Machined Flanges Available in various sizes, sealing types, and super duplex grades, tailored to meet specific project requirements. Available Super Duplex Grades and Composition: 1. Super Duplex Steel Composition: • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 4.0% • Tungsten (W): 0.5 – 1.0% • Nitrogen (N): 0.20 – 0.30% • Carbon (C): ≤ 0.030% Applications: Used in highly corrosive environments such as seawater systems, desalination plants, and chemical reactors where maximum corrosion protection and mechanical strength are required. Applications of DIN 2568 Super Duplex Flanges: • Offshore and Subsea Engineering: Designed for long-term performance in saltwater, high-pressure, and submerged environments. • Oil and Gas Sector: Used in sour service, high-pressure pipelines, separators, and riser systems. • Chemical and Petrochemical Plants: Resistant to aggressive media such as chlorides, acids, and organic solvents. • Desalination and Water Treatment: Ideal for use in reverse osmosis systems, brine handling, and filtration modules. • Power Generation and Marine Infrastructure: Installed in heat exchangers, cooling systems, and seawater intake structures. Key Features: • Manufactured according to DIN 2568 specifications • Rated for PN 64 high-pressure service • Outstanding resistance to corrosion, pitting, and chloride-induced stress cracking • High yield strength and fatigue resistance • Threaded connection allows for easy, non-permanent assembly • Supplied with test certificates, MTCs, and full material traceability • Surface finish and machining available as per customer requirement Conclusion: DIN 2568 Super Duplex Flanges PN 64 from Ladhani Metal Corporation represent the ideal solution for high-pressure, highly corrosive, and mechanically challenging environments. With exceptional durability, corrosion protection, and installation efficiency, these flanges are engineered for performance and reliability. For custom dimensions, technical support, or grade selection, contact Ladhani Metal Corporation today

DIN 2566 super duplex flanges PN 16 are engineered for superior mechanical strength and excellent corrosion resistance in medium-pressure threaded piping systems. These flanges are manufactured in accordance with DIN 2566 standards and are designed for use in harsh environments where conventional stainless steel flanges may not perform reliably. With a threaded, non-welded design, they are ideal for systems that require ease of installation and frequent maintenance access. Ladhani Metal Corporation is a reputed manufacturer and exporter of super duplex stainless steel flanges, offering high-performance products with excellent dimensional accuracy, strength, and resistance to pitting, crevice corrosion, and stress corrosion cracking. These flanges are well-suited for demanding industries such as oil and gas, desalination, chemical processing, and offshore engineering. Flange Types: • Threaded (Screwed) Flanges: Quick and easy to install without welding; ideal for systems that require regular disassembly or adjustments. • Raised Face (RF) Flanges: Enhances gasket compression by focusing pressure on a smaller surface area for improved sealing. • Flat Face (FF) Flanges: Used in systems with flat-sealing surfaces, especially in low-pressure or brittle material connections. • Forged Threaded Flanges: Manufactured through precision forging to achieve superior strength, tight tolerances, and impact resistance. • Custom-Machined Flanges: Available in custom sizes, pressure ratings, and face types as per project specifications. Available Super Duplex Grade and Composition: 1. Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 5.0% • Nitrogen (N): 0.24 – 0.32% • Carbon (C): ≤ 0.030% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.80% Applications: Super Duplex 2507 is used in highly corrosive environments where strength and corrosion resistance are paramount. Typical applications include subsea and offshore structures, chemical process systems, high-salinity water handling, pressure vessels, and marine components. Applications of DIN 2566 Super Duplex Flanges: • Offshore Oil & Gas: Withstands harsh subsea conditions and sour service • Desalination and Water Treatment: Excellent in brine and chlorinated environments • Chemical and Petrochemical Industries: Handles aggressive process chemicals with ease • Marine and Shipbuilding: High durability in saltwater and humid environments • Structural and High-Pressure Piping: Suitable for critical load-bearing and high-stress systems Key Features: • Manufactured to DIN 2566 standard with PN 16 pressure rating • Exceptional corrosion resistance, especially against chlorides and sulfides • Very high tensile and yield strength • Threaded connection for fast and weld-free installation • Outstanding resistance to stress corrosion cracking and erosion • Supplied with material test certificates, third-party inspection (if required), and traceability documentation Conclusion: DIN 2566 super duplex flanges PN 16 from Ladhani Metal Corporation provide unmatched performance in extreme environments where both high strength and superior corrosion resistance are essential. Engineered for long service life with minimal maintenance, these flanges are the preferred solution for the most demanding industrial and marine applications. For inquiries, technical specifications, or project-based customization, contact Ladhani Metal Corporation today.

Ladhani Metal Corporation is a trusted manufacturer and exporter of DIN 2565 super duplex flanges, engineered for high-performance, corrosion-resistant, and high-strength piping connections in low-pressure systems. Manufactured according to DIN 2565 standards and available with a PN 6 pressure rating, these flanges are ideal for threaded piping systems where welding is not required. Made from super duplex stainless steel, these flanges offer a balanced microstructure of austenite and ferrite, delivering superior mechanical strength along with excellent resistance to stress corrosion cracking, pitting, and crevice corrosion. They are widely used in critical environments that demand both durability and longevity. Flange Types: • Threaded (Screwed) Flanges: Enable easy assembly and disassembly without welding; ideal for systems with frequent maintenance needs. • Raised Face (RF) Flanges: Enhances gasket compression for improved leak prevention under low-pressure conditions. • Flat Face (FF) Flanges: Preferred in systems with non-metallic gaskets and where mating with cast iron components is common. • Forged Threaded Flanges: Forged construction provides superior mechanical properties and structural integrity. • Custom-Machined Flanges: Available in special dimensions and configurations to meet project-specific requirements. Super Duplex Steel Grade and Chemical Composition: Super Duplex 2507 (UNS S32750) Chromium (Cr): 24.0 – 26.0% Nickel (Ni): 6.0 – 8.0% Molybdenum (Mo): 3.0 – 5.0% Nitrogen (N): 0.24 – 0.32% Iron (Fe): Balance Applications: Designed for use in extremely corrosive conditions including offshore oil rigs, chemical processing plants, and desalination systems. Offers outstanding resistance to chloride-induced corrosion and exceptional mechanical strength. Applications of DIN 2565 Super Duplex Flanges: • Offshore Oil & Gas Platforms: High corrosion resistance against seawater and chloride stress. • Desalination and Water Treatment: Superior performance in brine and high-salinity environments. • Chemical and Petrochemical Plants: Suitable for aggressive chemicals and high-pressure systems. • Power Generation: Used in condensers, cooling systems, and high-pressure steam systems. • Marine Engineering: Ideal for underwater and shipboard piping systems. Key Features: • Manufactured to DIN 2565 specifications with PN 6 pressure rating • Exceptional strength and corrosion resistance in chloride-rich and acidic environments • Excellent resistance to stress corrosion cracking, pitting, and crevice corrosion • Non-magnetic and highly durable in extreme conditions • Available with full traceability, test reports, and third-party inspection certificates Conclusion: DIN 2565 super duplex flanges from Ladhani Metal Corporation provide a reliable, high-strength solution for critical applications in corrosive and demanding environments. Combining advanced metallurgical properties with precision manufacturing, these flanges are the ideal choice for industries where performance, durability, and safety are non-negotiable. For more information, technical support, pricing, or to place a bulk order, contact Ladhani Metal Corporation today.

Ladhani Metal Corporation is a leading manufacturer and exporter of DIN 2565 duplex flanges, designed for reliable, high-strength connections in low-pressure piping systems. Manufactured in accordance with DIN 2565 standards and typically offered with a PN 6 pressure rating, these flanges are ideal for threaded pipe joints where welding is not required. Duplex flanges are crafted from duplex stainless steel, known for its dual-phase microstructure that combines the strength of ferritic steel with the corrosion resistance of austenitic steel. This makes them an excellent choice for applications where both mechanical performance and resistance to harsh environments are critical. Flange Types: • Threaded (Screwed) Flanges: Designed for easy installation and disassembly without welding, suitable for systems requiring frequent maintenance. • Raised Face (RF) Flanges: Enhances gasket sealing capabilities, ensuring leak-proof performance in pressurized systems. • Flat Face (FF) Flanges: Commonly used in low-pressure piping systems, especially with non-metallic gaskets. • Forged Threaded Flanges: Manufactured through forging for improved toughness, impact resistance, and pressure-handling capabilities. Duplex Steel Grades and Composition: Duplex 2205 (UNS S31803 / S32205) o Chromium (Cr): 22.0 – 23.0% o Nickel (Ni): 4.5 – 6.5% o Molybdenum (Mo): 3.0 – 3.5% o Nitrogen (N): 0.14 – 0.20% o Iron (Fe): Balance Applications: Ideal for chemical processing, marine applications, and high-chloride environments due to excellent pitting and crevice corrosion resistance. Applications of DIN 2565 Duplex Flanges: • Chemical and Petrochemical Industries: Withstand acidic and chloride-rich environments. • Marine and Offshore Structures: Resistant to seawater corrosion and stress corrosion cracking. • Oil & Gas Industry: Used in pressure vessels, heat exchangers, and subsea pipelines. • Pulp and Paper Industry: Excellent resistance to sulfide and chloride attack. • Desalination Plants: Long-lasting performance in salt-heavy environments. Key Features: • Compliant with DIN 2565 standard and PN 6 pressure rating • Superior strength and stress resistance compared to standard stainless steels • Excellent resistance to pitting, crevice, and stress corrosion cracking • Available in Duplex 2205 and Super Duplex 2507 grades • Delivered with full traceability and third-party inspection certificates Conclusion: DIN 2565 duplex flanges from Ladhani Metal Corporation are engineered for optimal performance in environments demanding both strength and corrosion resistance. Their robust construction, advanced metallurgy, and precise engineering make them ideal for industries where reliability and safety are paramount. For technical specifications, pricing, or bulk order inquiries, reach out to Ladhani Metal Corporation today.

Ladhani Metal Corporation is a leading manufacturer and exporter of DIN 2561 super duplex flanges, designed for high-performance in challenging piping systems. Super duplex stainless steel combines the best characteristics of both austenitic and ferritic steels, offering superior strength, excellent resistance to corrosion, and high mechanical properties. These flanges are manufactured according to the DIN 2561 standard, with weld neck flanges and pressure ratings of PN6, PN10, PN16, PN25, and PN40 available based on customer needs. Our super duplex flanges are made from high-quality super duplex stainless steel, providing outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, even in the most aggressive environments. These flanges are widely used in industries such as petrochemical, oil and gas, marine, and chemical processing, where both high strength and corrosion resistance are crucial. Flange Types: • Weld neck flanges: Suitable for high-pressure, high-stress piping systems, providing excellent strength and reliability. • Raised face (RF): Enhances gasket sealing for leak-proof connections. • Flat face (FF): Ideal for mating with brittle or non-metallic surfaces. Grades, Chemical Composition, and Applications: Super Duplex Stainless Steel 2507 (UNS S32750) Chemical Composition: Chromium (Cr): 24.0 – 26.0% Nickel (Ni): 6.0 – 8.0% Molybdenum (Mo): 3.0 – 5.0% Iron (Fe): Balance Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 1.0% Carbon (C): ≤ 0.03% Nitrogen (N): 0.24 – 0.32% Phosphorus (P): ≤ 0.03% Sulfur (S): ≤ 0.02% Applications: Offshore oil and gas platforms, subsea equipment, chemical processing plants, desalination plants, and power generation industries, where high resistance to corrosion and high pressure is required. Super Duplex Stainless Steel 32760 (UNS S32760) Chemical Composition: Chromium (Cr): 25.0 – 27.0% Nickel (Ni): 6.0 – 8.0% Molybdenum (Mo): 4.0 – 5.0% Iron (Fe): Balance Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 1.0% Carbon (C): ≤ 0.03% Nitrogen (N): 0.30 – 0.40% Phosphorus (P): ≤ 0.03% Sulfur (S): ≤ 0.02% Applications: Offshore and subsea pipelines, petrochemical plants, seawater cooling systems, pulp and paper industries, and water treatment facilities, where superior corrosion resistance and durability are essential. Key Features: Manufactured according to DIN 2561 standards. High dimensional accuracy and excellent surface finish. Conclusion: DIN 2561 super duplex flanges from Ladhani Metal Corporation offer exceptional strength, corrosion resistance, and long-lasting durability for challenging applications. With grades such as Super Duplex Stainless Steel 2507 and 32760, these flanges are designed to meet international standards and are ideal for industries that demand high strength and resistance in corrosive environments. Our commitment to quality and precision makes our super duplex flanges a trusted choice for industries worldwide. For technical details, pricing, or bulk inquiries, contact Ladhani Metal Corporation.

DIN 2544 duplex flanges are a type of flange manufactured according to the DIN 2544 standard in Germany. These flanges are designed for duplex stainless steel applications, which is a combination of ferritic and austenitic stainless steel. Duplex steel offers high strength and corrosion resistance, particularly in aggressive environments, making it suitable for various industries like chemical, oil and gas, and marine. Key Features: Material: Duplex stainless steel (typically grades 1.4462, 2205, or 2507). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, meaning they are designed to handle a pressure of 25 bar (2500 kPa). Corrosion Resistance: Duplex steel offers superior resistance to corrosion, especially in chloride-rich environments. Strength: It has higher tensile strength compared to standard austenitic stainless steels. Types of DIN 2544 Duplex Flanges: Weld Neck Flange (WN): Commonly used for high-pressure and high-temperature applications, where strength and leak-proof joints are required. Slip-On Flange (SO): These are easier to install, sliding over the pipe, and welded both inside and outside. Blind Flange (BL): Used to close the ends of a pipeline or vessel. Threaded Flange (TH): These flanges are screwed onto the pipe without welding, making them easier to remove. Socket Weld Flange (SW): For smaller pipe sizes, where the pipe is inserted into the socket and welded in place. Grades of Duplex Stainless Steel: Grade 2205 (1.4462): · The most commonly used duplex stainless steel, offering a good balance of strength, toughness, and corrosion resistance. · Carbon (C): ≤ 0.03%, Chromium (Cr): 22.0% - 23.0%, Nickel (Ni): 4.5% - 6.5%, Molybdenum (Mo): 3.0% - 3.5%, Manganese (Mn): ≤ 2.0%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.08% - 0.20%, Iron (Fe): Balance. Grade 2507 (Super Duplex): · A higher alloyed grade of duplex stainless steel, providing improved resistance to pitting and crevice corrosion, especially in very harsh environments. · Carbon (C): ≤ 0.03%, Chromium (Cr): 24.0% - 26.0%, Nickel (Ni): 6.0% - 8.0%, Molybdenum (Mo): 3.0% - 5.0%, Manganese (Mn): ≤ 1.2%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.20% - 0.30%, Iron (Fe): Balance. Pressure Rating (PN 25): PN 25 indicates the flange can withstand pressures up to 25 bar (or 2500 kPa). This rating is ideal for systems where moderate to high pressures are involved. Summary: DIN 2544 duplex flanges are robust, corrosion-resistant components made from duplex stainless steel, typically used in high-pressure and corrosive environments. They come in various types, including weld neck, slip-on, blind, threaded, and socket weld. Common materials include 2205 duplex and 2507 super duplex stainless steels. PN 25 flanges are rated for pressures up to 25 bar. #flanges #din2544 #din2544duplexflanges #din2544flanges