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DIN 2634 super duplex steel flanges PN 25 are high-performance weld neck flanges designed in accordance with the DIN 2634 standard. These flanges are engineered for high-pressure systems operating up to 25 bar (362 psi) and are manufactured from premium super duplex stainless steel grades. Known for their superior strength, excellent corrosion resistance, and enhanced resistance to stress corrosion cracking and pitting, super duplex flanges are ideally suited for demanding industrial environments. Their robust mechanical properties make them a reliable choice for aggressive service conditions and high-pressure applications. Ladhani Metal Corporation is a global leader in the manufacturing and supply of super duplex steel flanges. With advanced production facilities, precision engineering capabilities, and rigorous quality assurance practices, the company ensures that each flange meets the highest standards of safety, durability, and performance under extreme conditions. Pressure Rating: • PN 25 (25 bar / 362 psi): Designed for systems requiring high strength and exceptional corrosion resistance under elevated pressure conditions. Flange Type: • Weld Neck Flanges Featuring a tapered hub design, weld neck flanges deliver optimal stress distribution and secure, leak-free connections in systems exposed to thermal and mechanical loading. • Flat Face (FF) Flanges Recommended for use with softer gasket materials or systems incorporating cast iron components, flat face flanges provide uniform gasket compression and reliable sealing. Super Duplex Steel Grades and Typical Composition: Super Duplex Steel (UNS S32750 / S32760) – Ferritic-Austenitic Stainless Steel • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 5.0% • Nitrogen (N): 0.2 – 0.3% • Iron (Fe): Balance Applications: Widely used in environments where high strength, corrosion resistance, and resistance to chloride-induced stress corrosion cracking are essential, such as offshore platforms, chemical plants, and desalination facilities. Applications of DIN 2634 Super Duplex Steel Flanges PN 25: • Offshore and Subsea Installations Withstand chloride-rich marine environments, offering long-term durability and resistance to seawater corrosion. • Chemical and Petrochemical Processing Suitable for handling aggressive chemicals, acids, and solvents under high pressure and temperature conditions. • Desalination and Water Treatment Plants Perform reliably in saline and brine-rich environments with superior resistance to pitting and crevice corrosion. • Power Generation and Heat Exchangers Offer excellent performance in high-temperature, high-pressure applications requiring strength and corrosion protection. • Pulp and Paper Industry Operate effectively in harsh chemical environments including bleach and acidic processing streams. Key Features: • Manufactured to DIN 2634 specifications for dimensional accuracy and pressure handling • PN 25 pressure class supports high-performance applications • Superior resistance to localized corrosion including pitting and stress corrosion cracking • High strength-to-weight ratio and excellent mechanical properties • Weld neck design ensures structural integrity and resistance to fatigue • Available in both UNS S32750 and S32760 super duplex grades • Customizable in size, pressure class, and surface finish upon request Conclusion: DIN 2634 super duplex steel flanges PN 25 from Ladhani Metal Corporation are engineered to deliver top-tier performance in environments where mechanical strength and corrosion resistance are non-negotiable. Their robust construction and excellent durability make them ideal for marine, chemical, and industrial applications operating under high pressure. For detailed specifications, project consultations, or a custom quote, contact Ladhani Metal Corporation today.

DIN 2633 super duplex steel flanges PN 16 are high-performance weld neck flanges manufactured in accordance with the DIN 2633 standard. Engineered for medium-pressure piping systems with a pressure rating of up to 16 bar (232 psi), these flanges are made from super duplex stainless steels, which offer a superior combination of high mechanical strength and outstanding corrosion resistance. They are specifically designed for critical applications in aggressive environments where standard stainless or duplex steels may not provide sufficient durability. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of super duplex steel flanges, known for precision manufacturing, strict quality control, and compliance with international material and dimensional standards. Each flange is tested for performance, safety, and resistance to harsh operating conditions. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for systems requiring secure, corrosion-resistant, and high-strength connections under moderate pressure. Flange Type: • Weld Neck Flanges Featuring a long tapered hub, these flanges offer optimal stress distribution, reduce turbulence at the joint, and ensure reliable pipe alignment in high-stress environments. • Flat Face (FF) Flanges Designed for uniform gasket compression, particularly effective when used with soft gaskets or cast iron mating components. Super Duplex Steel Grades and Full 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% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.8% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Ideal for offshore platforms, subsea systems, desalination plants, chemical process systems, and high-chloride environments requiring superior corrosion and pitting resistance. Super Duplex S32760 • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 4.0% • Tungsten (W): 0.5 – 1.0% • Copper (Cu): 0.5 – 1.0% • Nitrogen (N): 0.2 – 0.3% • Carbon (C): ≤ 0.03% • Iron (Fe): Balance Applications: Commonly used in seawater systems, heat exchangers, fire-fighting systems, and oil & gas equipment due to excellent resistance to erosion, stress corrosion cracking, and fatigue. Applications of DIN 2633 Super Duplex Steel Flanges PN 16: • Offshore Oil and Gas Platforms Resists chloride-induced corrosion and high mechanical loads in topside and subsea installations. • Desalination and Marine Systems Performs well in high-salinity environments where other alloys may suffer from pitting or crevice corrosion. • Chemical and Petrochemical Plants Suitable for handling strong acids, caustic solutions, and oxidizing environments at elevated temperatures and pressures. • Fire Protection and Water Injection Systems Ensures reliability and corrosion resistance in safety-critical and high-pressure fluid delivery systems. • Pulp and Paper Industry Used in bleach plant systems and recovery boilers where exposure to corrosive agents is routine. Key Features: • Manufactured in compliance with DIN 2633 standards • PN 16 pressure rating for medium-pressure service • Weld neck design ensures secure, vibration-resistant connections • Available in high-strength super duplex grades S32750 and S32760 • Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking • High mechanical strength and fatigue resistance • Custom sizes, coatings, and pressure classes available upon request Conclusion: DIN 2633 super duplex steel flanges PN 16 from Ladhani Metal Corporation are designed to meet the most demanding operational requirements in highly corrosive and high-pressure environments. With unmatched strength and corrosion resistance, these flanges are ideal for offshore, marine, chemical, and industrial applications. For technical specifications, custom designs, or pricing information, contact Ladhani Metal Corporation today.

DIN 2633 Inconel flanges PN 16 are precision-engineered weld neck flanges manufactured to the DIN 2633 standard, specifically designed for use in high-temperature and highly corrosive industrial environments. These flanges offer secure, pressure-resistant connections for pipeline systems operating at up to 16 bar (232 psi). Fabricated from premium Inconel alloys such as 600, 625, and 718, they provide excellent resistance to oxidation, thermal stress, and corrosive chemicals, making them ideal for extreme service conditions across various industries. Ladhani Metal Corporation is a trusted global supplier and manufacturer of Inconel flanges, known for its commitment to material integrity, precision engineering, and strict compliance with international quality standards. Each flange is subjected to thorough inspections to meet performance, safety, and durability expectations. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for high-performance pipeline systems requiring resistance to thermal cycling, corrosion, and pressure fluctuation. Flange Type: • Weld Neck Flanges Long tapered hub design ensures smooth fluid transitions and reduces mechanical stress at the base, offering strong and vibration-resistant joints. • Flat Face (FF) Flanges Promotes even gasket loading and is compatible with soft or cast-mating components, enhancing sealing efficiency and system longevity. Inconel Grades and Full Composition: Inconel 600 • Nickel (Ni): ≥ 72.0% • Chromium (Cr): 14.0 – 17.0% • Iron (Fe): 6.0 – 10.0% • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.0% • Silicon (Si): ≤ 0.5% • Sulfur (S): ≤ 0.015% Applications: Ideal for high-temperature furnace components, chemical processing, and food equipment exposed to acidic and alkaline environments. Inconel 625 • Nickel (Ni): 58.0% min • Chromium (Cr): 20.0 – 23.0% • Molybdenum (Mo): 8.0 – 10.0% • Niobium (Nb) + Tantalum (Ta): 3.15 – 4.15% • Iron (Fe): ≤ 5.0% • Carbon (C): ≤ 0.10% • Manganese (Mn): ≤ 0.5% • Silicon (Si): ≤ 0.5% Applications: Suitable for seawater systems, offshore oil and gas equipment, aerospace ducting, and high-strength chemical processing. Inconel 718 • Nickel (Ni): 50.0 – 55.0% • Chromium (Cr): 17.0 – 21.0% • Iron (Fe): Balance • Niobium (Nb) + Tantalum (Ta): 4.75 – 5.5% • Molybdenum (Mo): 2.8 – 3.3% • Titanium (Ti): 0.65 – 1.15% • Aluminum (Al): 0.2 – 0.8% • Carbon (C): ≤ 0.08% Applications: Extensively used in aerospace engines, turbine components, cryogenic storage tanks, and high-strength fasteners due to excellent fatigue, creep, and rupture resistance. Applications of DIN 2633 Inconel Flanges PN 16: • Petrochemical and Refining Industries Withstands exposure to high-temperature hydrocarbons, acids, and corrosive gases. • Marine and Offshore Installations Corrosion-resistant in saltwater and high-pressure environments, ideal for subsea and topside systems. • Aerospace and Power Generation Used in turbine and exhaust systems where strength retention at elevated temperatures is critical. • Chemical Processing Plants Stable under acidic, oxidizing, and reducing agents in continuous and batch processing systems. • Heat Exchangers and Reactors Reliable performance in thermal cycling and aggressive fluid handling applications. Key Features: • Designed in accordance with DIN 2633 specifications • Rated PN 16 for secure medium-pressure operation • Weld neck design improves alignment and minimizes mechanical stress • Available in Inconel grades 600, 625, and 718 • Exceptional resistance to high-temperature oxidation and corrosion • High tensile strength and fatigue resistance under mechanical loads • Tailored dimensions, surface finishes, and specifications available upon request Conclusion: DIN 2633 Inconel Flanges PN 16 from Ladhani Metal Corporation are engineered to meet the toughest demands of modern industry. Offering excellent resistance to high-temperature and corrosive environments, these flanges made from Inconel 600, 625, and 718 are ideal for critical applications across aerospace, petrochemical, marine, and power generation sectors. For detailed product options, technical support, or a customized quote, contact Ladhani Metal Corporation today.

DIN 2633 Monel flanges PN 16 are precision-engineered weld neck flanges manufactured in accordance with the DIN 2633 standard. Designed for pipeline systems operating at pressures up to 16 bar (232 psi), these flanges provide exceptional resistance to corrosive environments, including seawater, acids, and alkalis. Manufactured from high-performance Monel alloys such as Monel 400 and Monel K500, they combine outstanding mechanical strength with excellent corrosion resistance, making them suitable for demanding industrial and marine applications. Ladhani Metal Corporation is a trusted global manufacturer and supplier of Monel flanges, known for superior material quality, dimensional accuracy, and strict compliance with international standards. Each flange undergoes rigorous quality checks and testing to ensure consistent performance in critical service conditions. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for medium-pressure systems requiring corrosion resistance and structural reliability. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to ensure smooth flow transitions, proper pipe alignment, and minimized stress concentration for high-integrity connections. • Flat Face (FF) Flanges Provides a uniform sealing surface ideal for systems with soft gasket materials or cast mating components, ensuring optimal gasket compression. Monel Grades and Full Composition: Monel 400 • Nickel (Ni): ≥ 63.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe): ≤ 2.5% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.3% Applications: Widely used in marine engineering, chemical processing, pump and valve components, and environments exposed to hydrofluoric and sulfuric acids. Monel K500 • Nickel (Ni): ≥ 63.0% • Copper (Cu): 27.0 – 33.0% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% • Iron (Fe): ≤ 2.0% • Carbon (C): ≤ 0.25% Applications: Suitable for high-strength applications in marine, oil and gas, and sour gas service environments. Offers improved mechanical properties over Monel 400 while retaining excellent corrosion resistance. Applications of DIN 2633 Monel Flanges PN 16: • Marine and Offshore Systems Ideal for saltwater piping, desalination systems, and submerged components due to excellent resistance to chloride stress corrosion. • Chemical Processing Industries Used in systems handling strong acids, alkalis, and organic solvents, especially hydrofluoric acid. • Oil and Gas Exploration Resistant to sour gas environments, high pressures, and corrosive drilling fluids. • Heat Exchangers and Condensers Monel flanges are preferred for their stability under fluctuating thermal loads and corrosive fluids. • Power Generation Used in cooling water and fuel handling systems where reliability under stress and corrosion is essential. Key Features: • Manufactured to DIN 2633 specifications • PN 16 rating for medium-pressure pipelines • Weld neck design for stress-distributed, leak-proof connections • Available in Monel 400 and K500 grades for tailored performance • Excellent resistance to corrosion in marine, acidic, and alkaline environments • High tensile strength and resistance to mechanical fatigue • Custom sizes, pressure classes, and finishes available on request Conclusion: DIN 2633 Monel Flanges PN 16 from Ladhani Metal Corporation offer robust performance in highly corrosive and pressure-sensitive applications. With superior resistance to seawater, acids, and harsh industrial chemicals, these flanges are engineered for longevity and strength in marine, chemical, and oil and gas systems. For custom configurations, technical advice, or pricing details, contact Ladhani Metal Corporation today.

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 stainless steel flanges PN 2.5 are precision-fabricated weld neck flanges produced in accordance with the DIN 2630 standard. These flanges are engineered for low-pressure applications up to 2.5 bar (36.25 psi), providing reliable and leak-resistant connections in light-duty and non-critical piping systems. Manufactured from premium stainless steel grades including 304, 316, and 321, they offer excellent corrosion resistance, mechanical stability, and longevity even in mildly corrosive or intermittent industrial environments. Ladhani Metal Corporation is a globally trusted manufacturer and supplier of stainless steel flanges, known for delivering consistent quality and engineering precision. Ladhani Metal Corporation ensures each flange meets relevant industrial standards and environmental requirements. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Suitable for low-pressure pipeline systems that require basic joint integrity and corrosion resistance. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to support pipe alignment and reduce stress at the base of the flange. Ensures steady flow transition with minimal turbulence. • Flat Face (FF) Flanges Flat face design ensures even gasket compression and is preferred in systems using cast components or soft gasket materials. Stainless Steel Grades and Full Composition: Stainless Steel 304 • Chromium (Cr): 18.0 – 20.0% • Nickel (Ni): 8.0 – 10.5% • Carbon (C): ≤ 0.08% (304), ≤ 0.03% (304L) • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Ideal for general-purpose low-pressure systems including potable water lines, food-grade applications, and non-aggressive chemical piping. Stainless Steel 316 • Chromium (Cr): 16.0 – 18.0% • Nickel (Ni): 10.0 – 14.0% • Molybdenum (Mo): 2.0 – 3.0% • Carbon (C): ≤ 0.08% (316), ≤ 0.03% (316L) • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Offers higher corrosion resistance for systems handling chlorinated water, cleaning agents, or mildly acidic substances. Common in pharmaceutical and marine-grade piping. Stainless Steel 321 • Chromium (Cr): 17.0 – 19.0% • Nickel (Ni): 9.0 – 12.0% • Titanium (Ti): ≥ 5 × C (typically 0.20 – 0.70%) • Carbon (C): ≤ 0.08% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Best suited for moderate temperature and corrosion conditions. Often used in low-pressure exhaust lines, thermal processing, and food-grade heat equipment. Applications of DIN 2630 Stainless Steel Flanges PN 2.5: • Water Supply and Treatment Used in potable and greywater systems requiring low-pressure fluid conveyance. • Food and Beverage Industry Ideal for hygienic piping with low flow rates and non-corrosive media. • Chemical Distribution Used in systems handling diluted or non-aggressive chemicals. • HVAC and Ventilation Suited for duct flanges and connections in air-handling systems. Key Features: • Compliant with DIN 2630 standards • PN 2.5 pressure class for low-pressure service • Weld neck design for improved pipe-flange connection • Available in stainless steel grades 304, 316, and 321 • Flat face configuration for even gasket contact • Corrosion-resistant and long-lasting under mild mechanical loads • Suitable for food-grade, chemical, and HVAC systems • Custom sizes, finishes, and material grades available upon request Conclusion: DIN 2630 Stainless Steel Flanges PN 2.5 from Ladhani Metal Corporation are optimized for low-pressure industrial applications where corrosion resistance, hygiene, and operational simplicity are key. Made from high-grade stainless steel materials, these weld neck flanges offer a reliable, economical solution for various sectors including water distribution, food processing, and light chemical service. For custom dimensions, technical consultation, or pricing details, contact Ladhani Metal Corporation today.

DIN 2628 Carbon Steel flanges PN 250 are heavy-duty weld neck flanges manufactured in accordance with the DIN 2628 standard, designed for use in high-pressure systems operating up to 250 bar (3625 psi). These flanges are crafted from robust carbon steel grades, offering excellent mechanical strength, weldability, and cost-efficiency. With high tensile strength and good resistance to wear and fatigue, carbon steel flanges are ideal for structural and pressure-bearing applications in industries where corrosion is not a primary concern or where protective coatings are applied. Ladhani Metal Corporation supplies a comprehensive range of DIN 2628 PN 250 Carbon Steel flanges, engineered for demanding industrial environments. Known for precision machining, quality assurance, and consistent performance, our flanges are widely used in sectors such as oil and gas, power generation, water treatment, construction, and mechanical engineering. These flanges provide a reliable connection in pipeline systems that require durable performance under high pressure and mechanical stress. Pressure Rating: • PN 250 (250 bar / 3625 psi): Designed for high-pressure applications that demand strength, durability, and tight sealing under elevated loads. Flange Type: • Weld Neck Flanges Equipped with a tapered hub that enhances mechanical stability and reduces stress concentration at the weld. Ideal for fluctuating temperatures and high-pressure service. • Flat Face (FF) Flanges Flat face design allows for even gasket compression, reducing the risk of leakage when connected to cast or brittle piping components. Carbon Steel Grades and Composition: Common Grades: ASTM A105, ASTM A350 LF2 ASTM A105 • Carbon (C): ≤ 0.35% • Manganese (Mn): 0.60 – 1.05% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.10 – 0.35% Applications: Forged carbon steel used in ambient and high-temperature service. Ideal for valves, fittings, and flanges in oil, gas, and industrial pipelines. ASTM A350 LF2 • Carbon (C): ≤ 0.30% • Manganese (Mn): 0.60 – 1.35% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.15 – 0.30% Applications: Low-temperature carbon steel suitable for cryogenic and sub-zero environments. Commonly used in pipeline systems, compressors, and pressure vessels. Applications of DIN 2628 Carbon Steel Flanges PN 250: • Oil and Gas Pipelines Used in high-pressure oil, gas, and petrochemical systems where strength and structural integrity are critical. • Power Generation Applied in steam and thermal power plants, including boiler systems and heat exchangers. • Mechanical and Structural Systems Suitable for heavy-duty machinery, process piping, and structural pipe connections. • Water Treatment and Distribution Utilized in potable water and wastewater infrastructure requiring reliable, high-strength components. • HVAC and Industrial Utilities Installed in heating, ventilation, and compressed air systems operating at elevated pressures. Key Features: • Complies with DIN 2628 standard for high-pressure flange applications • PN 250 rating supports high-load, high-stress operational conditions • Weld neck design for optimal flow and reduced weld stress • Flat face option for even gasket pressure and secure sealing • Available in ASTM A105 and A350 LF2 grades • High mechanical strength and excellent machinability • Cost-effective option for non-corrosive or coated environments • Custom sizes, finishes, and drilling patterns available upon request Conclusion: DIN 2628 Carbon Steel Flanges PN 250 by Ladhani Metal Corporation offer a durable, economical solution for high-pressure systems in a variety of industrial applications. With excellent mechanical strength and versatility, these flanges are engineered to perform reliably in demanding environments where corrosion resistance is secondary to pressure and structural requirements. Contact Ladhani Metal Corporation for specifications, technical assistance, or to request a custom quotation for your project needs.

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.