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 2630 Duplex flanges PN 2.5 are high-performance weld neck flanges manufactured to DIN 2630 standards, specifically designed for low-pressure applications up to 2.5 bar (36.25 psi). These flanges are made from Duplex stainless steels such as Duplex 2205 and Super Duplex 2507, which offer a balanced combination of high strength and excellent resistance to corrosion, stress corrosion cracking, and pitting. Engineered for demanding environments, these flanges provide long-lasting reliability in low-pressure systems exposed to aggressive chemicals and high temperatures. Ladhani Metal Corporation is a trusted global supplier and manufacturer of Duplex flanges, known for consistent quality and technical expertise. Our DIN 2630 PN 2.5 Duplex weld neck flanges are widely used in offshore, chemical, petrochemical, and marine industries where both mechanical performance and corrosion resistance are essential. Each flange undergoes rigorous quality control to ensure conformance with international standards and application-specific requirements. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Designed for low-pressure operations requiring enhanced strength and superior corrosion resistance. Flange Type: • Weld Neck Flanges Designed with a tapered hub to evenly distribute stress and minimize erosion and turbulence in the flow path, making them suitable for high-integrity piping connections. • Flat Face (FF) Flanges Flat face flanges ensure even gasket compression and are ideal for use with cast equipment or non-metallic gasket materials in low-pressure systems. Duplex Grades and Full Composition: Duplex 2205 (UNS S32205 / S31803) • 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% • Iron (Fe): Balance Applications: Combines high strength with excellent resistance to pitting and crevice corrosion. Common in chemical process plants, desalination systems, and marine structures. Applications of DIN 2630 Duplex Flanges PN 2.5: • Offshore and Marine Engineering Used in piping systems exposed to seawater and harsh marine environments where strength and corrosion resistance are vital. • Chemical and Petrochemical Industry Ideal for handling corrosive process fluids, acids, and chloride-rich environments at low pressure. • Desalination Plants Used in brine systems and piping exposed to high chloride levels and fluctuating temperatures. • Oil and Gas Industry Applied in low-pressure sections of oil rigs, refineries, and gas processing systems where reliability and resistance to sulfide stress cracking are critical. Key Features: • Compliant with DIN 2630 specifications • PN 2.5 rating suitable for low-pressure service • Weld neck design provides high-integrity and stress-distributed connections • Flat face option for soft gasket compatibility and uniform sealing • Manufactured from Duplex and Super Duplex stainless steels for enhanced performance • High strength-to-weight ratio and excellent corrosion resistance • Custom sizes, pressure classes, and surface finishes available upon request Conclusion: DIN 2630 Duplex Flanges PN 2.5 from Ladhani Metal Corporation are engineered for performance in corrosive, high-stress environments where low-pressure service demands superior materials. Combining the strength and corrosion resistance of Duplex and Super Duplex alloys, these flanges ensure long-term durability and safety across a variety of critical applications. Contact Ladhani Metal Corporation for detailed specifications, customization options, or pricing information.

DIN 2628 Super Duplex steel flanges PN 250 are high-performance weld neck flanges engineered to meet the stringent requirements of the DIN 2628 standard. Designed for use in high-pressure systems up to 250 bar (3625 psi), these flanges are manufactured from Super Duplex stainless steel—an advanced alloy known for its exceptional strength and superior resistance to aggressive corrosion, particularly in chloride-rich and marine environments. Super Duplex flanges combine high mechanical integrity with excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, making them ideal for demanding and safety-critical applications. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of premium Super Duplex flanges. Our DIN 2628 PN 250 Super Duplex weld neck flanges are trusted by industries such as offshore oil and gas, desalination, chemical processing, and marine engineering for their unmatched durability and reliability. Each flange is precision-engineered to deliver optimal performance under extreme pressure, temperature, and corrosive conditions. Pressure Rating: • PN 250 (250 bar / 3625 psi): Suitable for high-pressure systems requiring maximum sealing integrity, superior strength, and corrosion resistance. Flange Type: • Weld Neck Flanges Feature a tapered hub that minimizes stress concentration at the weld point. Designed for high-load applications with frequent thermal cycling. • Flat Face (FF) Flanges Flat face design ensures uniform gasket compression and improved safety when mating with cast or brittle components. Super Duplex Steel Grade and 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 • Carbon (C): ≤ 0.03% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.8% Applications: Exceptional resistance to chloride-induced corrosion, pitting, and erosion. Extensively used in offshore platforms, subsea piping, desalination plants, and chemical process systems exposed to severe environments. Applications of DIN 2628 Super Duplex Flanges PN 250: • Offshore Oil and Gas Used in subsea equipment, manifolds, and risers where high mechanical strength and resistance to saltwater and sour gas are critical. • Desalination and Water Treatment Ideal for high-chloride environments such as reverse osmosis systems and thermal desalination plants. • Chemical and Petrochemical Processing Reliable in handling aggressive chemicals, acids, and alkalis in reactors, storage tanks, and high-pressure pipelines. • Marine Engineering Performs well in seawater-exposed structures, including ballast systems, hull penetrations, and fire water systems. • Pulp and Paper Industry Resistant to bleaching agents and corrosive media used in pulp processing and chemical recovery systems. Key Features: • Manufactured to DIN 2628 specifications • PN 250 pressure class suitable for critical pressure-retaining applications • Weld neck configuration provides high structural support and fatigue resistance • Flat face variant for secure sealing in flange assemblies involving cast components • Made from Super Duplex 2507 for exceptional corrosion resistance and strength • Excellent performance in chloride-rich, high-temperature, and high-pressure environments • High resistance to erosion, fatigue, and stress corrosion cracking • Available in customized dimensions, surface finishes, and pressure ratings Conclusion: DIN 2628 Super Duplex Steel Flanges PN 250 from Ladhani Metal Corporation are engineered for the most demanding industrial environments where high pressure, corrosive media, and structural reliability are paramount. Offering the superior properties of Super Duplex 2507, these flanges deliver consistent performance and long-term durability in offshore, chemical, and marine applications. Contact Ladhani Metal Corporation for comprehensive technical data, custom configurations, or a tailored quotation to meet your specific application requirements.

DIN 2628 Duplex steel flanges PN 250 are high-strength weld neck flanges designed according to the DIN 2628 standard for use in high-pressure systems up to 250 bar (3625 psi). Fabricated from Duplex stainless steels, these flanges offer an ideal balance of strength and corrosion resistance, combining the beneficial properties of both austenitic and ferritic stainless steels. Their robust mechanical performance, excellent resistance to stress corrosion cracking, and superior weldability make them well-suited for critical applications in aggressive service environments. Ladhani Metal Corporation manufactures and exports premium-grade Duplex steel flanges that meet stringent international standards for quality, reliability, and performance. Our DIN 2628 PN 250 Duplex steel weld neck flanges are widely used in sectors such as oil and gas, desalination, petrochemical processing, pulp and paper, and marine industries. With precision engineering and consistent quality, these flanges are designed to withstand high pressure, corrosive media, and mechanical stress. Pressure Rating: • PN 250 (250 bar / 3625 psi): Suitable for high-pressure systems requiring excellent structural integrity, corrosion resistance, and reliable sealing in dynamic conditions. Flange Type: • Weld Neck Flanges These flanges feature a tapered neck, offering high fatigue resistance by reducing stress concentration at the weld area. Ideal for applications with high pressure, high temperature, or repeated thermal cycling. • Flat Face (FF) Flanges Flat face design provides uniform gasket loading, minimizing the risk of flange deformation. Suitable for systems using brittle materials or low-pressure cast components. Duplex Steel Grades and Composition: Duplex 2205 (UNS S32205 / S31803) • Chromium (Cr): 21.0 – 23.0% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.14 – 0.20% • Iron (Fe): Balance • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Carbon (C): ≤ 0.03% Applications: Offers excellent corrosion resistance, particularly to chloride-induced stress corrosion cracking and pitting. Commonly used in offshore oil rigs, chemical tanks, heat exchangers, and pressure vessels. Applications of DIN 2628 Duplex Steel Flanges PN 250: • Oil and Gas Exploration Resistant to sour gas, chloride attack, and high mechanical loads in subsea and topside environments. • Chemical Processing Plants Used in aggressive chemical systems, reactors, and storage vessels requiring high corrosion resistance. • Marine and Offshore Structures Reliable in saltwater applications, such as ballast systems, risers, and flowlines. • Pulp and Paper Industry Withstands acidic and alkaline process chemicals used in bleaching and pulping operations. • Water Treatment and Desalination Ideal for handling brine and high-chloride content fluids in RO and thermal desalination systems. Key Features: • Conforms to DIN 2628 standards • PN 250 pressure rating for high-pressure, heavy-duty systems • Weld neck configuration for excellent mechanical support and minimal stress concentration • Flat face variant ensures even gasket loading and leak-proof operation • Available in Duplex 2205 and Super Duplex 2507 grades • Excellent resistance to chloride stress corrosion, pitting, and crevice corrosion • High tensile and yield strength for demanding industrial conditions • Custom sizes, pressure ratings, and surface finishes available upon request Conclusion: DIN 2628 Duplex Steel Flanges PN 250 from Ladhani Metal Corporation are the optimal solution for applications requiring superior corrosion resistance, high mechanical strength, and reliable sealing performance under extreme pressure. Available in Duplex 2205 and Super Duplex 2507, these flanges offer outstanding performance across various aggressive industrial environments. For detailed technical specifications or to request a customized quotation, please contact Ladhani Metal Corporation.

DIN 2627 Super Duplex Steel flanges PN 400 are robust, high-performance blind flanges engineered for extremely demanding applications requiring exceptional strength, corrosion resistance, and reliability under ultra-high-pressure conditions. Designed according to the DIN 2627 standard, these flanges are primarily used to isolate sections of piping systems, especially in environments that involve aggressive media such as seawater, acidic chemicals, and high-temperature fluids. With a PN 400 pressure rating (400 bar / 5800 psi), these flanges are suitable for critical systems where both mechanical strength and corrosion resistance are vital. Ladhani Metal Corporation is a globally recognized supplier and exporter of Super Duplex DIN flanges, offering products that meet or exceed international quality, safety, and performance standards for extreme-service applications. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for high-pressure operations in chemically aggressive and mechanically demanding environments. Flange Type: • Blind Flanges Flat, solid flanges without a bore used to seal the end of piping systems. Ideal for temporary shutdowns, pressure testing, or future system expansion. • Flat Face (FF) Flanges Feature a flat sealing surface, suitable for use with full-face gaskets and flat mating components to ensure consistent and effective sealing under pressure. Super Duplex Steel Grades and Composition: Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24 – 26% • Nickel (Ni): 6 – 8% • Molybdenum (Mo): 3 – 5% • Nitrogen (N): 0.24 – 0.32% • Iron (Fe): Balance Applications: Exceptional corrosion resistance in seawater, brines, and acidic environments. Commonly used in offshore structures, desalination plants, and chemical processing systems. Applications of DIN 2627 Super Duplex Flanges PN 400: • Offshore Oil and Gas Platforms Used in topside and subsea installations exposed to high salinity, pressure, and harsh chemical environments. • Desalination and Water Treatment Plants Resistant to chloride-induced corrosion and fouling in seawater intake and brine discharge systems. • Chemical and Petrochemical Processing Ideal for aggressive process media such as chlorides, sulfur compounds, and acids at high temperatures and pressures. • Marine Engineering and Shipbuilding Excellent corrosion resistance in marine atmospheres, making them suitable for seawater cooling, ballast systems, and structural piping. • Pulp and Paper Industry Deployed in bleaching plants and alkaline recovery lines where strength and corrosion resistance are essential. • Power Generation and Nuclear Facilities Reliable under high-temperature and pressure cycles in superheated steam, feedwater, and condenser systems. Key Features: • Manufactured to DIN 2627 standard • PN 400 pressure class for ultra-high-pressure environments • Blind flange design for secure pipe end sealing or access closure • Flat face type for even gasket compression and leak-free performance • Available in Super Duplex 2507 (UNS S32750) and S32760 • Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking • Twice the strength of conventional stainless steels • Widely used in offshore, marine, petrochemical, and water treatment industries • Custom options available: sizes, pressure ratings, face types, and finishes Conclusion: DIN 2627 Super Duplex Steel Flanges PN 400 by Ladhani Metal Corporation are designed to withstand the harshest industrial environments, providing unmatched corrosion resistance, mechanical strength, and sealing reliability. These flanges are ideal for mission-critical applications in offshore, marine, chemical, and energy industries. For technical assistance, custom fabrication, or detailed product specifications, contact Ladhani Metal Corporation and ensure your systems are protected by industry-leading flange solutions.

DIN 2627 Titanium Flanges PN 400 are high-integrity blind flanges manufactured from corrosion-resistant titanium alloys, engineered for extreme pressure applications. These flanges conform to the DIN 2627 standard and are specifically designed to close the end of a piping system, providing a reliable, leak-tight seal. With a pressure rating of PN 400 (400 bar / 5800 psi), these titanium blind flanges are ideal for high-pressure systems operating in chemically aggressive or high-temperature environments. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of titanium flanges, offering top-quality components that comply with stringent international specifications. The DIN 2627 PN 400 titanium flanges are especially suited for high-demand sectors where superior material performance is essential under extreme mechanical and corrosive conditions. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for ultra-high-pressure systems requiring secure isolation and sealing. These flanges ensure operational safety and long-term durability in critical gas, fluid, or chemical applications. Flange Type: • Blind Flanges These solid disk flanges are used to terminate the flow in a pipeline or vessel and can be easily removed for inspection or system modification. They are essential in high-pressure systems for ensuring tight sealing without any flow path. • Flat Face (FF) Flanges Utilized with full-face gaskets and flat mating surfaces, flat face blind flanges distribute bolt load evenly to prevent flange deformation, particularly when paired with brittle or non-metallic components. Titanium Grades and Composition: Titanium Grade 2 (UNS R50400) Composition: • Titanium (Ti): ≥ 98.5% • Trace Elements: Iron (Fe), Oxygen (O), Carbon (C), Nitrogen (N), Hydrogen (H) Applications: Grade 2 titanium offers excellent corrosion resistance, good ductility, and weldability, making it suitable for high-pressure chemical processing, marine systems, and water treatment environments. Titanium Grade 5 (Ti-6Al-4V, UNS R56400) Composition: • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% Applications: Grade 5 titanium delivers superior tensile strength and resistance to fatigue, high temperatures, and corrosion. It is the preferred material for aerospace, defense, offshore drilling, and pressurized chemical applications requiring durability under extreme conditions. Applications of DIN 2627 Titanium Flanges PN 400: • High-Pressure Chemical and Petrochemical Systems Used to terminate pipelines in systems transporting reactive or corrosive chemicals under high pressure. • Offshore Oil and Gas Platforms Ideal for sealing high-pressure flowlines and isolation points exposed to seawater and mechanical stress. • Aerospace Hydraulic and Fuel Systems Applied in high-performance systems requiring lightweight, pressure-resistant sealing. • Marine Engineering and Subsea Installations Deployed in subsea structures and marine piping where both high pressure and chloride-induced corrosion are concerns. • Nuclear and Power Generation Suited for extreme environments involving radioactive, corrosive, or high-temperature media. • Industrial Process Systems Used in closed-loop systems, autoclaves, reactors, and high-pressure vessels. Key Features: • Manufactured according to DIN 2627 specifications • PN 400 pressure rating for ultra-high-pressure environments • Exceptional corrosion resistance in seawater and chemical exposure • Titanium Grade 2 and Grade 5 options for specific strength and application needs • Blind flange design for secure system termination • Flat face flanges ensure optimal gasket compatibility and load balance • High strength-to-weight ratio and long service life • Suitable for offshore, aerospace, chemical, and power industries • Custom configurations, sizes, and finishes available upon request Conclusion: DIN 2627 Titanium Flanges PN 400 by Ladhani Metal Corporation are engineered to meet the highest standards of performance in ultra-high-pressure systems. Whether in offshore drilling, aerospace, or advanced chemical processes, these flanges offer unmatched reliability, corrosion resistance, and structural integrity. Contact Ladhani Metal Corporation for technical guidance, material selection, or customized solutions for your specific project needs.

DIN 2573 Titanium Flanges PN 6 are lightweight, corrosion-resistant plate flanges manufactured to DIN 2573 standards, specifically designed for low-pressure industrial and chemical applications. Fabricated from premium-grade titanium, these flanges are known for their exceptional strength-to-weight ratio, biocompatibility, and superior corrosion resistance, especially in aggressive environments involving chlorides, seawater, and oxidizing agents. DIN 2573 titanium flanges are ideal for critical applications across industries such as chemical processing, desalination, offshore engineering, medical systems, and aerospace. Ladhani Metal Corporation is a trusted supplier and exporter of precision-engineered titanium flanges, delivering products that meet stringent global quality standards. The DIN 2573 design, combined with the inherent material advantages of titanium, ensures long-lasting performance and ease of integration in low-pressure piping systems. Pressure Rating: • PN 6 (6 bar / 87 psi): Suitable for low-pressure pipelines and systems where outstanding corrosion resistance and long service life are essential, even under chemically aggressive or saline conditions. Flange Types: • Plate Flanges Standard flat flanges designed for bolted connections with gasket sealing, suitable for low-pressure service. • Flat Face (FF) Flanges Ensures full contact with mating flanges or non-metallic components to prevent stress cracking or uneven loading. • Slip-On Flanges Allow for easy alignment and welding, widely used in systems where frequent maintenance or disassembly is required. • Custom-Machined Flanges Available in custom sizes, dimensions, and titanium grades to suit specific project or industry needs. Titanium Grades and Composition: 1. Grade 2 (Commercially Pure Titanium) Composition: • Titanium (Ti): ≥ 99.2% • Iron (Fe): ≤ 0.30% • Oxygen (O): ≤ 0.25% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.03% • Hydrogen (H): ≤ 0.015% Applications: Used in desalination plants, chemical handling, marine equipment, and medical fluid systems due to its excellent formability, corrosion resistance, and biocompatibility. 2. Grade 5 (Ti-6Al-4V – Titanium Alloy) Composition: • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% • Iron (Fe): ≤ 0.40% • Oxygen (O): ≤ 0.20% Applications: Preferred in aerospace, high-performance marine, and industrial applications requiring superior mechanical strength, wear resistance, and corrosion protection. Applications of DIN 2573 Titanium Flanges: • Chemical and Petrochemical Plants: Ideal for conveying aggressive acids, chlorides, and alkalis in low-pressure systems. • Desalination and Marine Systems: Exceptional resistance to seawater corrosion makes them suitable for brine, saltwater, and offshore structures. • Medical and Pharmaceutical Equipment: Non-toxic and biocompatible properties support sterile piping systems for fluids and gases. • Aerospace and Defense: Lightweight and high-strength material enhances performance in low-pressure structural and fuel systems. Key Features: • Manufactured according to DIN 2573 specifications • Designed for PN 6 low-pressure applications • Superior corrosion resistance in marine and chemical environments • Lightweight with high structural strength • Suitable for welding, pickling, passivation, and surface customization • Available in Grade 2, Grade 5, and other titanium alloys Conclusion: DIN 2573 Titanium Flanges PN 6 by Ladhani Metal Corporation offer a high-performance, corrosion-resistant solution for low-pressure systems exposed to harsh environments. With excellent mechanical properties and unmatched longevity, these titanium flanges serve critical roles in chemical, marine, medical, and water treatment industries. For detailed specifications, custom sizes, or material selection assistance, contact Ladhani Metal Corporation.

DIN 2569 Duplex Steel Flanges PN 100 are precision-engineered welding neck flanges manufactured from high-performance duplex stainless steel, designed to ensure superior strength, corrosion resistance, and reliability in high-pressure and aggressive industrial environments. Built to DIN 2569 standards, these flanges offer excellent mechanical strength, stress corrosion cracking resistance, and thermal stability, making them ideal for use in industries such as oil and gas, offshore platforms, petrochemical, chemical processing, and marine engineering. Ladhani Metal Corporation is a reputable manufacturer and exporter of duplex steel flanges, providing products that conform to stringent global standards. The welding neck design allows for permanent and high-integrity pipe connections, making these flanges particularly suitable for applications subject to pressure fluctuations, corrosive media, and thermal cycling. Pressure Rating: • PN 100 (100 bar / 1450 psi): Specifically designed for high-pressure systems that demand robust sealing, mechanical resilience, and corrosion resistance in chemically aggressive environments. Flange Types: • Welding Neck Flanges Provide a tapered hub for stress distribution, ideal for high-pressure and corrosive piping systems. • Raised Face (RF) Flanges Facilitates effective gasket compression and sealing under elevated pressure and temperature. • Flat Face (FF) Flanges Used for connections with flat-faced components or non-metallic sealing materials. • Forged Welding Neck Flanges Offer enhanced strength, dimensional precision, and pressure resistance. • Custom-Machined Flanges Available in a wide range of sizes, pressure classes, and duplex steel grades to meet specific project requirements. Duplex Steel Grades and Composition: 1. ASTM A182 F51 (UNS S31803) Composition: • Chromium (Cr): 21.0–23.0% • Nickel (Ni): 4.5–6.5% • Molybdenum (Mo): 2.5–3.5% • Nitrogen (N): 0.10–0.22% • Manganese (Mn): ≤ 2.00% • Carbon (C): ≤ 0.030% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.020% Applications: Widely used in chemical plants, desalination equipment, marine structures, and oil and gas platforms due to its excellent pitting and crevice corrosion resistance. 2. ASTM A182 F53 (UNS S32750) Composition: • 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): ≤ 1.20% • Carbon (C): ≤ 0.030% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.020% Applications: Ideal for applications in offshore platforms, chemical tankers, and seawater systems, where high chloride resistance and strength are essential. 3. ASTM A182 F55 (UNS S32760) Composition: • Chromium (Cr): 24.0–26.0% • Nickel (Ni): 6.0–8.0% • Molybdenum (Mo): 3.0–4.0% • Copper (Cu): 0.5–1.0% • Tungsten (W): 0.5–1.0% • Nitrogen (N): 0.20–0.30% • Carbon (C): ≤ 0.030% • Manganese (Mn): ≤ 1.00% Applications: Used in demanding environments such as chemical processing, seawater handling systems, pulp and paper industries, and aggressive brine systems. Applications of DIN 2569 Duplex Steel Flanges: • Oil and Gas Pipelines: Used in high-pressure and corrosive media transport systems such as offshore and subsea pipelines. • Offshore and Marine Engineering: Installed in seawater cooling, ballast, and firefighting systems due to chloride resistance. • Petrochemical and Chemical Plants: Applied in aggressive media handling, reactors, and process lines. • Desalination and Water Treatment: Used in brine concentrators, high-pressure RO systems, and intake piping. • Pulp and Paper Industry: Employed in bleach plant and digester systems under high stress and chemical exposure. Key Features: • Manufactured to DIN 2569 standard • Available in PN 100 pressure rating • Excellent corrosion resistance and mechanical performance • High strength-to-weight ratio • Resistant to pitting, crevice corrosion, and stress corrosion cracking • Supplied with test certificates, quality assurance documents, and traceability • Optional surface finishes available, including pickling, passivation, and shot blasting Conclusion: DIN 2569 Duplex Steel Flanges PN 100 from Ladhani Metal Corporation are engineered to deliver superior strength, durability, and corrosion resistance in challenging industrial environments. Suitable for a wide range of applications across offshore, petrochemical, and marine sectors, these flanges are available in customizable sizes and duplex material grades. For detailed specifications, bulk inquiries, or technical support, 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