DIN 2633 titanium flanges PN 16 are precision-engineered weld neck flanges manufactured in accordance with the DIN 2633 standard. These flanges are designed for medium to high-pressure applications up to 16 bar (232 psi), delivering strong, lightweight, and corrosion-resistant connections in highly demanding pipeline environments. Constructed from premium-grade titanium alloys such as Grade 2 and Grade 5, they offer unmatched corrosion resistance, low density, and excellent mechanical properties, making them ideal for aggressive and weight-sensitive industrial applications. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of titanium flanges, known for its technical expertise, product reliability, and adherence to stringent international specifications. Each flange undergoes meticulous quality checks to meet all applicable safety and performance standards. Pressure Rating: • PN 16 (16 bar / 232 psi): Designed for pipeline systems requiring secure, leak-free connections and outstanding corrosion protection under moderate pressure conditions. Flange Type: • Weld Neck Flanges Designed with an extended tapered hub to ensure superior structural support and reduce localized stress. Ideal for critical piping systems where fatigue resistance is essential. • Flat Face (FF) Flanges Provides an even sealing surface for use with softer gaskets or systems involving cast components, ensuring leak-proof performance and consistent compression. Titanium Grades and Full Composition: Titanium Grade 2 • Titanium (Ti): ≥ 98.8% • Iron (Fe): ≤ 0.30% • Oxygen (O): ≤ 0.25% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.03% • Hydrogen (H): ≤ 0.015% Applications: Preferred in desalination, chemical processing, marine, and medical applications due to its excellent corrosion resistance and biocompatibility. Titanium Grade 5 (Ti-6Al-4V) • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% • Iron (Fe): ≤ 0.40% • Oxygen (O): ≤ 0.20% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.05% • Hydrogen (H): ≤ 0.015% Applications: Commonly used in aerospace, offshore, automotive, and industrial systems requiring high strength-to-weight ratio, fatigue resistance, and temperature stability. Applications of DIN 2633 Titanium Flanges PN 16: • Desalination Plants Highly resistant to seawater and chlorides, suitable for intake and discharge piping. • Chemical and Pharmaceutical Industries Used in handling reactive or highly corrosive media where stainless steel may fail. • Aerospace and Defense Ideal for weight-sensitive applications requiring structural integrity and resistance to atmospheric conditions. • Oil and Gas Reliable in offshore platforms and downhole equipment exposed to saltwater and high pressures. • Medical Equipment Manufacturing Biocompatible properties allow safe usage in hygienic and sterile processing systems. Key Features: • Precision manufactured to DIN 2633 specifications • PN 16 pressure rating for medium to high-pressure performance • Weld neck flange design ensures enhanced mechanical stability • Available in corrosion-resistant titanium grades 2 and 5 • Lightweight construction reduces overall system load • High resistance to acids, chlorides, and extreme environments • Custom dimensions, pressure classes, and finishes available on request Conclusion: DIN 2633 Titanium Flanges PN 16 from Ladhani Metal Corporation provide a high-performance solution for systems that require excellent corrosion resistance, mechanical strength, and reduced weight. With superior manufacturing precision and quality assurance, these flanges are suited for challenging environments in marine, aerospace, chemical, and medical sectors. For custom specifications, detailed technical assistance, or pricing inquiries, contact Ladhani Metal Corporation today.

DIN 2630 titanium flanges PN 2.5 are low-pressure weld neck flanges manufactured in accordance with the DIN 2630 standard. Designed to handle pressure ratings up to 2.5 bar (36.25 psi), these flanges are ideal for applications that demand lightweight, corrosion-resistant, and high-performance materials in non-critical or low-pressure environments. Made from high-grade titanium alloys such as Grade 2 and Grade 5 (Ti-6Al-4V), these flanges offer outstanding resistance to corrosion, especially in seawater, chlorine-rich, and oxidizing environments. Ladhani Metal Corporation is a leading global manufacturer and supplier of titanium flanges, recognized for engineering excellence and quality assurance. Our DIN 2630 PN 2.5 titanium weld neck flanges are widely used in sectors including marine, desalination, medical equipment, aerospace, and low-pressure chemical processing. With a focus on longevity and material efficiency, Ladhani Metal Corporation delivers flanges that meet stringent international standards for performance and safety. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Suitable for lightweight, low-pressure systems requiring exceptional corrosion resistance and long service life. Flange Type: • Weld Neck Flanges Designed with a long tapered hub that provides stress reinforcement and reduces turbulence at the pipe connection. Ideal for ensuring structural integrity in precision-engineered piping systems. • Flat Face (FF) Flanges Flat face design allows for even gasket compression and is ideal for mating with cast or softer materials in low-pressure setups. Titanium Grades and Full Composition: Titanium Grade 2 (UNS R50400) • Titanium (Ti): ≥ 98.9% • Iron (Fe): ≤ 0.30% • Oxygen (O): ≤ 0.25% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.03% • Hydrogen (H): ≤ 0.015% Applications: Unalloyed titanium with excellent corrosion resistance in oxidizing and mildly reducing environments. Common in marine piping, desalination plants, and chemical systems. Titanium Grade 5 (Ti-6Al-4V / UNS R56400) • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% • Iron (Fe): ≤ 0.40% • Oxygen (O): ≤ 0.20% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.05% • Hydrogen (H): ≤ 0.015% Applications: High-strength alloy with superior corrosion resistance. Used in aerospace, offshore equipment, and high-performance medical devices. Applications of DIN 2630 Titanium Flanges PN 2.5: • Marine and Offshore Systems Ideal for saltwater environments and seawater cooling lines due to superior corrosion resistance. • Chemical and Pharmaceutical Equipment Used in low-pressure, high-purity chemical handling systems. • Aerospace and Defense Applied in lightweight structural components where corrosion resistance and strength-to-weight ratio are critical. • Medical and Biomedical Devices Used in non-pressurized piping for medical processing and cleanroom environments. Key Features: • Manufactured according to DIN 2630 standards • PN 2.5 pressure class for non-critical, low-pressure applications • Lightweight and strong titanium construction • Weld neck design for superior mechanical performance • Exceptional corrosion resistance in aggressive environments • Available in titanium Grade 2 and Grade 5 • Flat face option for uniform sealing in sensitive applications • Custom sizes, finishes, and material options available upon request Conclusion: DIN 2630 Titanium Flanges PN 2.5 from Ladhani Metal Corporation offer a premium solution for industries requiring superior corrosion resistance, lightweight performance, and precision-engineered flange components for low-pressure service. Whether for marine, chemical, or high-tech applications, these titanium weld neck flanges deliver long-term reliability and material integrity. Contact Ladhani Metal Corporation for customized specifications, technical support, or detailed pricing.

DIN 2576 Titanium Flanges PN 10 are premium-quality, slip-on flanges crafted from corrosion-resistant titanium alloys, designed for use in low to medium-pressure piping systems. Produced according to the DIN 2576 standard, these flanges offer exceptional corrosion resistance, lightweight performance, and structural reliability, especially in chemically aggressive and marine environments. The slip-on design allows the flange to slide over the pipe and be welded into place, ensuring proper alignment and mechanical strength across diverse industrial sectors. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of titanium flanges, supplying components that meet stringent international standards for quality, dimension, and performance. DIN 2576 titanium flanges are well-suited for demanding applications where resistance to chlorides, seawater, and strong oxidizers is critical. Pressure Rating: • PN 10 (10 bar / 145 psi): Designed for systems operating under low to moderate pressure, ensuring safe and long-term functionality in fluid, gas, and chemical transport systems. Flange Types: • Slip-On Flanges Designed to slip over the pipe and be welded on both the inside and outside, these flanges provide ease of installation and dependable structural support. • Flat Face (FF) Flanges Used with flat gaskets and flat mating surfaces to ensure proper load distribution and effective sealing, especially when paired with non-metallic or cast components. Titanium Grades and Composition: Titanium Grade 2 (UNS R50400) Composition: • Titanium (Ti): ≥ 98.5% • Iron (Fe), Oxygen (O), Carbon (C), Nitrogen (N), Hydrogen (H): Trace amounts Applications: Commercially pure titanium Grade 2 is known for its excellent corrosion resistance, formability, and weldability. It is widely used in chemical processing, desalination plants, and medical equipment. 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 offers superior strength and corrosion resistance, making it ideal for high-performance applications such as aerospace systems, offshore platforms, and high-stress piping environments. Applications of DIN 2576 Titanium Flanges: • Chemical and Petrochemical Industries Ideal for systems handling corrosive fluids, acids, and solvents, especially in chlorinated or oxidizing environments. • Desalination and Water Treatment Extensively used in seawater pipelines, brine systems, and high-purity water processing due to titanium’s resistance to chloride attack. • Marine and Offshore Engineering Suitable for shipbuilding, underwater pipelines, and ballast systems where corrosion from saltwater is a major concern. • Aerospace and Defense Used in lightweight, high-strength piping assemblies and fuel systems exposed to extreme environments. • Medical and Pharmaceutical Equipment Preferred for its biocompatibility and corrosion resistance in sterile and hygienic fluid handling systems. • High-Temperature and Reactive Environments Titanium Grade 5 flanges are used in systems exposed to thermal cycling, strong oxidizers, or aggressive chemical media. Key Features: • Manufactured in accordance with DIN 2576 standard • PN 10 pressure rating for moderate pressure systems • Exceptional resistance to corrosion, especially from seawater and chemicals • Available in Titanium Grade 2 and Grade 5 • Slip-on design for easy installation and accurate alignment • Flat face options compatible with specific gaskets and joint types • Lightweight yet mechanically strong • Suitable for marine, aerospace, medical, and chemical processing industries • Custom sizes, face types, and surface finishes available upon request Conclusion: DIN 2576 Titanium Flanges PN 10 from Ladhani Metal Corporation offer an ideal solution for industries requiring high corrosion resistance and durability in low to medium-pressure systems. With options in commercially pure and alloyed titanium, these flanges are engineered to meet the most demanding applications. For technical consultation, custom designs, or ordering information, contact Ladhani Metal Corporation today.

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 2568 Titanium Flanges PN 64 are precision-engineered threaded flanges manufactured from high-performance titanium alloys, designed to meet the rigorous demands of high-pressure and highly corrosive industrial environments. Built to DIN 2568 specifications, these flanges deliver exceptional corrosion resistance, high strength-to-weight ratio, and thermal stability, making them ideal for use in specialized sectors such as chemical processing, marine systems, aerospace, medical, and desalination plants. Ladhani Metal Corporation is a trusted manufacturer and exporter of titanium flanges, offering products that conform to international quality and dimensional standards. The threaded design supports easy, weld-free installation and disassembly, particularly beneficial in applications requiring frequent maintenance or rapid assembly in corrosive settings. Pressure Rating: • PN 64 (64 bar / 928 psi): Specifically engineered for high-pressure applications in harsh environments where both mechanical reliability and corrosion resistance are critical. Flange Types: • Threaded (Screwed) Flanges Facilitates easy assembly and removal, suitable for systems under routine inspection or component replacement. • Raised Face (RF) Flanges Improves gasket performance and leak-proof sealing in high-pressure and high-temperature applications. • Flat Face (FF) Flanges Ideal for use with equipment made from brittle or non-metallic materials to ensure even load distribution. • Forged Threaded Flanges Offers superior strength, precise tolerances, and excellent fatigue resistance. • Custom-Machined Flanges Available in multiple sizes, titanium grades, and configurations to meet project-specific requirements. Available Titanium Grades and Composition: 1. Grade 2 (Commercially Pure Titanium) Composition: • Titanium (Ti): ≥ 98.9% • Iron (Fe): ≤ 0.30% • Oxygen (O): ≤ 0.25% • Carbon (C): ≤ 0.08% • Nitrogen (N): ≤ 0.03% • Hydrogen (H): ≤ 0.015% Applications: Widely used in chemical processing, desalination, and medical systems due to excellent corrosion resistance, formability, and weldability. 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, marine, and high-performance engineering applications due to its high strength, lightweight nature, and resistance to fatigue and cracking. Applications of DIN 2568 Titanium Flanges: • Chemical and Petrochemical Plants: Used in aggressive chemical environments including acid production and chlor-alkali plants. • Marine and Offshore Engineering: Ideal for seawater exposure, underwater pipelines, and offshore installations. • Aerospace and Defense: Applied in fuel systems, hydraulics, and high-stress structural components. • Medical and Pharmaceutical Industry: Suitable for biocompatible and sterile processing systems. • Water Treatment and Desalination Plants: Used in brine handling systems and long-service, corrosion-prone environments. Key Features: • Manufactured to DIN 2568 standard • Available in PN 64 pressure rating • Outstanding resistance to corrosion, erosion, and seawater attack • High strength-to-weight ratio and excellent fatigue performance • Threaded design allows weld-free, fast installation and maintenance • Supplied with material test certificates and full traceability • Can be supplied with specialized surface finishes including anodizing or pickling Conclusion: DIN 2568 Titanium Flanges PN 64 from Ladhani Metal Corporation combine advanced material properties with precision engineering to offer a premium solution for high-pressure, corrosive, and high-performance applications. These flanges are engineered for longevity, reliability, and ease of use in the most demanding environments. For detailed specifications, custom machining, or technical support, contact Ladhani Metal Corporation today.

Ladhani Metal Corporation is a trusted manufacturer and exporter of DIN 2561 titanium flanges, meticulously engineered for performance in low-pressure piping systems. The DIN 2561 standard outlines specifications for weld neck flanges with a nominal pressure rating of PN6, but we also offer extended options including PN10, PN16, PN25, and PN40 based on customer requirements. Our titanium flanges are crafted using premium-grade titanium alloys, ensuring exceptional corrosion resistance, lightweight strength, and reliability in critical environments such as chemical processing, marine systems, aerospace, and offshore operations. Flange types: • Weld neck flanges: Designed for high-integrity and stress-intensive piping systems • Raised face (RF): Enhances gasket performance and leak-proof sealing • Flat face (FF): Suitable where mating with brittle or non-metallic flange surfaces Grades, chemical composition, and applications: Titanium Grade 2 (UNS R50400) – Commercially Pure Titanium Chemical composition: Titanium (Ti): ≥ 98.90% Iron (Fe): ≤ 0.30% Oxygen (O): ≤ 0.25% Carbon (C): ≤ 0.08% Nitrogen (N): ≤ 0.03% Hydrogen (H): ≤ 0.015% Applications: Ideal for chemical processing, desalination, marine applications, and medical equipment. Excellent resistance to seawater, chlorides, and oxidizing environments. Lightweight and biocompatible, widely used in offshore platforms, heat exchangers, and aerospace structures. Titanium Grade 5 (Ti-6Al-4V, UNS R56400) – Titanium Alloy Chemical composition: Titanium (Ti): Balance Aluminum (Al): 5.5 – 6.75% Vanadium (V): 3.5 – 4.5% Iron (Fe): ≤ 0.40% Oxygen (O): ≤ 0.20% Carbon (C): ≤ 0.08% Nitrogen (N): ≤ 0.05% Hydrogen (H): ≤ 0.015% Applications: Common in high-performance and structural applications including aerospace, automotive, and deep-sea systems. High strength-to-weight ratio, excellent corrosion resistance, and thermal stability make it ideal for demanding engineering environments. Applications of DIN 2561 Titanium Flanges: Marine & Offshore Industries: titanium flanges ideal for offshore drilling rigs, subsea equipment, and desalination plants, ensuring reliable performance in marine environments. Chemical Processing: The superior corrosion resistance of titanium in aggressive chemicals makes it an excellent choice for reactors, pressure vessels, and pipelines used in chemical processing plants. Aerospace & Aviation: Titanium is used in aerospace applications due to its lightweight, high strength, and ability to withstand extreme temperatures. . Power Generation: In nuclear and thermal power plants, where materials must withstand high temperatures and corrosive conditions. Key features: • Manufactured as per DIN 2561 standard • High dimensional accuracy and surface finish • Custom sizes, face types, and drilling options available Conclusion: DIN 2561 titanium flanges from Ladhani Metal Corporation offer reliable, long-lasting performance in aggressive and weight-sensitive environments. With availability in grades like Titanium Grade 2 and Grade 5, these flanges meet international standards and suit a wide range of industrial applications. Our commitment to quality, precision, and customer satisfaction makes our titanium flanges a preferred choice across global industries. For technical details, pricing, or bulk inquiries, contact Ladhani Metal Corporation.

DIN 2544 is a German standard for flanges used in piping systems, detailing dimensions, design, and testing methods. Titanium flanges conforming to this standard are designed for use in high-performance environments that demand excellent strength, corrosion resistance, and low weight. Titanium is known for its excellent corrosion resistance, particularly in environments like seawater, chemical processing, and heat exchangers. DIN 2544 titanium flanges are specifically built to withstand aggressive conditions, including high temperatures and corrosive environments, while offering a lightweight alternative to other materials like stainless steel. Key Features of DIN 2544 Titanium Flanges: Material: Titanium flanges are made from titanium alloys, which are highly resistant to corrosion, oxidation, and erosion. Titanium is also known for its strength-to-weight ratio, being strong yet much lighter than many other metals, including stainless steel. Corrosion Resistance: Titanium flanges are ideal for systems exposed to harsh environments, such as saltwater, acids, and chlorides. They are widely used in marine, chemical, and offshore oil and gas applications. Temperature Resistance: Titanium flanges can operate in high-temperature environments, often up to 600°C (1,112°F) without degrading, depending on the specific titanium alloy used. Pressure Rating (PN 25): These flanges are typically rated for PN 25, meaning they can withstand pressures of up to 25 bar (approximately 362 psi) in a variety of applications. Types of DIN 2544 Titanium Flanges: Weld Neck Flanges: These flanges have a long neck that is welded to the pipe. They are ideal for high-pressure systems and applications requiring a strong, reliable connection. Slip-On Flanges: These flanges slide over the pipe and are then welded in place. They are generally used in systems where welding is easier, and the pressures are lower than those of weld neck flanges. Blind Flanges: Used to seal the ends of piping systems, these flanges have no hole in the center. They are often used for isolation and maintenance purposes. Threaded Flanges: These flanges have internal threads that match threaded pipes. They are convenient when welding is not practical or possible. Socket Weld Flanges: These flanges feature a socket where the pipe is inserted and welded into place. These are often used in smaller-diameter piping systems. Titanium Grades for Flanges: Grade 2 Titanium (Commercially Pure Titanium): Properties: Most commonly used grade, offering excellent corrosion resistance and formability. It has moderate strength and is used in a variety of industries like aerospace, chemical processing, and marine applications. Advantages: Excellent corrosion resistance in both seawater and chemical environments. Grade 5 Titanium (Ti-6Al-4V): Properties: An alloy with 6% aluminum and 4% vanadium, offering higher strength than grade 2 titanium, while still maintaining good corrosion resistance. Common in high-stress, high-temperature environments. Advantages: Used in aerospace, medical devices, and high-performance applications due to its superior strength and durability. Pressure Rating (PN 25): PN 25 indicates that the titanium flanges are rated to handle pressures of up to 25 bar (approximately 362 psi). This pressure class is suitable for medium to high-pressure applications, ensuring the flange can endure significant stress in various piping systems. #din2544 #din2544flanges #din2544titaniumflanges

DIN 2543 flanges are designed to meet the DIN (Deutsches Institut für Normung) standard, and duplex flanges refer to flanges made from duplex stainless steel alloys. Duplex stainless steel is a hybrid material, combining both austenitic and ferritic microstructures. This gives duplex steels a unique combination of strength and corrosion resistance that is superior to regular stainless steel. Material: Typically made from Duplex Stainless Steel grades such as 2205 or 2507. Pressure Rating (PN16): Rated for 16 bar (approx. 232 psi) at 20°C (68°F), making them suitable for medium-pressure applications. Key Features of DIN 2543 Duplex Flanges: Corrosion Resistance: Duplex stainless steel offers superior resistance to corrosion in aggressive environments, such as in chloride, sulfuric acid, and seawater. This makes it ideal for marine, chemical, and industrial environments. Strength: Duplex steels combine the strength of ferritic steel with the corrosion resistance of austenitic steel, offering higher strength than regular stainless steel while maintaining good toughness. Durability: Excellent resistance to pitting and crevice corrosion, ensuring long-term durability in harsh conditions. Weldability: While duplex flanges are weldable, the welding process must be carefully controlled to prevent issues like sensitization or intermetallic phases. Types of Duplex Flanges (DIN 2543): Weld Neck Flanges (WN): These flanges have a tapered neck for welding directly to pipes, providing extra strength and durability in high-pressure applications. Slip-On Flanges (SO): These are easy to install and are placed over the pipe, then welded inside and outside. Blind Flanges (BL): Used to close the end of a pipe or system, preventing fluid flow. Socket Weld Flanges (SW): These flanges have a socket into which the pipe is inserted and then welded, commonly used for small-bore systems. Lap Joint Flanges (LJ): These are paired with a lap joint stub end and allow for easy alignment and disassembly. Common Duplex Stainless Steel Grades for Flanges: Grade 2205: Composition: Contains approximately 22% chromium, 5% nickel, and 3% molybdenum. Properties: Excellent corrosion resistance, especially to pitting and crevice corrosion. High strength and good weldability. Applications: Used in chemical, petrochemical, and marine applications. Grade 2507 (Super Duplex): Composition: Contains 25% chromium, 7% nickel, and 4% molybdenum. Properties: Superior corrosion resistance and strength compared to 2205. Ideal for extremely aggressive environments. Applications: Used in seawater, desalination plants, and high-pressure industrial applications. Pressure Rating (PN16): PN16 refers to the pressure rating of 16 bar (or approximately 232 psi) at 20°C (68°F). Applications: Duplex flanges with a PN16 rating are suitable for medium-pressure systems in industries such as chemical processing, oil & gas, water treatment, and marine environments. Conclusion: DIN 2543 Duplex flanges are a reliable solution for medium-pressure applications (PN16) requiring high strength and exceptional resistance to corrosion.

DIN 2527 SS P.H. (Precipitation Hardening) Blind Flanges are designed for use in high-performance piping systems that require robust sealing solutions. Made from precipitation-hardening stainless steel alloys, these flanges combine high strength, excellent corrosion resistance, and the ability to withstand elevated temperatures. Manufactured to meet the DIN 2527 standard, these flanges ensure dimensional accuracy, high pressure tolerance, and superior mechanical performance, making them ideal for demanding applications in industries such as chemical processing, aerospace, and power generation. Material Composition of Precipitation Hardening Stainless Steel (SS P.H.): Precipitation-hardening stainless steels are a family of alloys known for their ability to achieve high strength through heat treatment. Grade 17-4 PH: Chromium (Cr): 15.0% - 17.5% Nickel (Ni): 3.0% - 5.0% Copper (Cu): 3.0% - 5.0% Iron (Fe): Balance Manganese (Mn): 1.0% max Silicon (Si): 1.0% max Carbon (C): ≤ 0.07% Phosphorus (P): ≤ 0.04% Sulfur (S): ≤ 0.03% Grade 15-5 PH: Chromium (Cr): 14.0% - 15.5% Nickel (Ni): 3.5% - 5.5% Copper (Cu): 2.5% - 4.5% Iron (Fe): Balance Manganese (Mn): 1.0% max Silicon (Si): 1.0% max Carbon (C): ≤ 0.07% Phosphorus (P): ≤ 0.04% Sulfur (S): ≤ 0.03% Key Features of DIN 2527 SS P.H. Blind Flanges: High Strength: Precipitation-hardened stainless steels, such as 17-4 PH and 15-5 PH, are known for their high tensile strength and hardness. Corrosion Resistance: Stainless steel, especially in the precipitation-hardened grades, offers excellent resistance to corrosion, including resistance to pitting, crevice corrosion, and stress corrosion cracking in both aqueous and high-temperature environments High-Temperature Performance: SS P.H. Blind Flanges can withstand high temperatures, making them suitable for use in applications that involve elevated temperatures (up to 600°C or 1100°F), such as chemical reactors, power plants, and aerospace systems. Dimensional Accuracy & Pressure Ratings: These flanges are manufactured to precise DIN 2527 standards to ensure tight seals and correct fitment in piping systems. They are available in multiple pressure classes such as PN6, PN10, and PN16, which denote the maximum pressure the flange can safely withstand. Design Options: Standard Blind Flange (Type A): A solid, circular flange used to seal the end of a pipe or vessel, suitable for general applications. Flat-Faced Blind Flange: Features a flat sealing surface for low-pressure applications, ideal for ensuring a tight seal in systems with low pressure. Raised Face Blind Flange: Has a raised area around the center, providing enhanced sealing for higher-pressure applications. Ring-Type Joint (RTJ) Blind Flange: Designed with a groove for a ring-type joint gasket, used in high-pressure systems such as oil and gas pipelines. Long Weld Neck Blind Flange: Equipped with an extended neck for welding, offering additional strength and support in high-pressure or stressed systems. Nominal Diameter: DIN 2527 SS P.H. Blind Flanges are available in various nominal diameters (DN), ranging from DN10 (1/2 inch) up to DN600 (24 inches) or larger, ensuring compatibility with a wide range of piping systems and applications.