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Inconel Flange

DIN 2634 Inconel flanges PN 25 are high-performance weld neck flanges manufactured in accordance with the DIN 2634 standard. Specifically designed for high-pressure applications up to 25 bar (362 psi), these flanges are produced using premium Inconel alloys. Inconel is known for its exceptional resistance to oxidation, high-temperature strength, and ability to withstand corrosive and extreme environments, making these flanges suitable for the most demanding operational conditions. Their high performance and reliability make them ideal in environments where other materials may degrade or fail under stress. Ladhani Metal Corporation is a trusted global manufacturer and supplier of Inconel flanges, recognized for advanced manufacturing expertise, precision machining, and commitment to international quality standards. Every flange undergoes rigorous inspection and testing to guarantee safety, longevity, and consistent performance under extreme operating environments. Pressure Rating: • PN 25 (25 bar / 362 psi): Suitable for high-pressure systems that require superior corrosion resistance and mechanical strength. Flange Type: • Weld Neck Flanges Featuring a tapered neck for gradual stress transition, weld neck flanges are ideal for high-pressure and high-temperature systems, ensuring a strong and leak-resistant weld connection. • Flat Face (FF) Flanges Designed to be used with softer gasket materials or cast equipment, flat face flanges ensure even compression and secure sealing in moderate to high-pressure systems. Inconel Grades and Typical Composition: Inconel 600 (UNS N06600) – Nickel-Chromium Alloy • Nickel (Ni): 72.0 min • Chromium (Cr): 14.0 – 17.0% • Iron (Fe): 6.0 – 10.0% • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.0% • Silicon (Si): ≤ 0.5% Applications: Commonly used in heat exchangers, furnace components, and chemical processing equipment due to excellent resistance to high-temperature oxidation and corrosion. Inconel 625 (UNS N06625) – Nickel-Chromium-Molybdenum Alloy • Nickel (Ni): 58.0 min • Chromium (Cr): 20.0 – 23.0% • Molybdenum (Mo): 8.0 – 10.0% • Niobium (Nb): 3.15 – 4.15% • Iron (Fe): ≤ 5.0% Applications: Widely used in offshore and marine engineering, aerospace, chemical processing, and power generation due to excellent fatigue strength and resistance to chloride pitting and crevice corrosion. Inconel 718 (UNS N07718) – Nickel-Chromium Alloy with Niobium and Molybdenum • Nickel (Ni): 50.0 – 55.0% • Chromium (Cr): 17.0 – 21.0% • Iron (Fe): Balance • Niobium + Tantalum (Nb + Ta): 4.75 – 5.50% • Molybdenum (Mo): 2.80 – 3.30% • Titanium (Ti): 0.65 – 1.15% • Aluminum (Al): 0.20 – 0.80% Applications: Preferred in aerospace, turbine engines, nuclear reactors, and cryogenic tanks due to its excellent creep resistance, high strength, and ability to retain properties across a wide temperature range from cryogenic to 700°C. Applications of DIN 2634 Inconel Flanges PN 25: • Offshore Oil and Gas Platforms Resistant to seawater, sour gas, and harsh chemicals, ensuring reliability in corrosive and high-pressure marine environments. • Chemical Processing and Heat Treatment Plants Offers resistance to aggressive acids, alkalis, and oxidizing agents, even at elevated temperatures. • Power Generation Facilities Used in turbine systems, heat recovery steam generators, and reactors due to its high-temperature strength and oxidation resistance. • Aerospace and Defense Components Performs reliably in aircraft and defense systems exposed to extreme pressure and temperature variations. • Waste Treatment and Pollution Control Ideal for systems handling incineration gases, flue gases, and chemical waste due to high corrosion resistance. Key Features: • Manufactured as per DIN 2634 standards for dimensional accuracy and pressure compliance • PN 25 pressure rating for robust and high-pressure service conditions • High resistance to heat, corrosion, and oxidation in challenging environments • Suitable for both high-temperature and cryogenic applications • Weld neck configuration offers optimal stress distribution and structural integrity • Available in Inconel 600, 625, and other grades upon request • Custom sizes, pressure ratings, and special surface finishes available Conclusion: DIN 2634 Inconel flanges PN 25 from Ladhani Metal Corporation are engineered to provide uncompromising performance in corrosive and high-temperature environments. With superior material properties and strict quality control, these Inconel flanges deliver long-term reliability for demanding industrial applications. Contact Ladhani Metal Corporation for detailed technical support, material selection guidance, or competitive pricing for your specific requirements.

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Super Duplex Flanges

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.

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Inconel flanges

DIN 2632 Inconel flanges PN 10 are precision-engineered weld neck flanges manufactured in accordance with the DIN 2632 standard. Designed for medium-pressure applications up to 10 bar (145 psi), these flanges offer exceptional resistance to high temperatures, oxidation, and aggressive chemical environments. Produced using high-performance Inconel alloys, they ensure reliable operation in highly corrosive and thermally demanding industrial systems. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of Inconel flanges, known for engineering excellence and stringent quality control. Each flange undergoes rigorous testing to meet relevant industrial specifications and environmental safety standards. Pressure Rating: • PN 10 (10 bar / 145 psi): Suitable for medium-pressure pipeline systems requiring superior corrosion and temperature resistance. Flange Type: • Weld Neck Flanges Engineered with a long tapered hub to ensure accurate pipe alignment and minimize stress concentration at the flange base. This design allows smoother fluid flow and reinforces joint strength. • Flat Face (FF) Flanges Flat face configuration ensures even gasket compression, especially suited for systems using soft gaskets or mating with cast components. Inconel Grades and Composition: Inconel 600 • Nickel (Ni): 72.0% minimum • Chromium (Cr): 14.0–17.0% • Iron (Fe): 6.0–10.0% • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.0% • Silicon (Si): ≤ 0.5% Applications: Inconel 600 offers excellent resistance to high-temperature oxidation and corrosion. Commonly used in chemical processing, food industry heat exchangers, and marine exhaust systems. Inconel 625 • Nickel (Ni): Balance • Chromium (Cr): 20.0–23.0% • Molybdenum (Mo): 8.0–10.0% • Niobium (Nb): 3.15–4.15% • Iron (Fe): ≤ 5.0% • Carbon (C): ≤ 0.10% • Manganese (Mn): ≤ 0.50% • Silicon (Si): ≤ 0.50% Applications: Inconel 625 is known for its outstanding fatigue strength and resistance to pitting, crevice corrosion, and stress corrosion cracking. It is widely used in marine, chemical, aerospace, and nuclear sectors. Inconel 718 • Nickel (Ni): 50–55% • Chromium (Cr): 17–21% • Iron (Fe): Balance • Niobium (Nb): 4.75–5.5% • Molybdenum (Mo): 2.8–3.3% • Titanium (Ti): 0.65–1.15% • Aluminum (Al): 0.2–0.8% • Cobalt (Co): ≤ 1.0% • Carbon (C): ≤ 0.08% Applications: Inconel 718 offers exceptional tensile, fatigue, and creep resistance at temperatures up to 700°C. It is extensively used in aerospace engines, gas turbines, nuclear reactors, and high-performance industrial equipment where superior mechanical strength and corrosion resistance are required. Applications of DIN 2632 Inconel Flanges PN 10: • Chemical and Petrochemical Industry Ideal for systems carrying corrosive chemicals, acids, and oxidizing agents at elevated temperatures. • Marine and Offshore Used in saltwater piping, offshore platforms, and naval systems requiring materials with high corrosion and heat resistance. • Power Generation Suitable for high-temperature applications in power plants, heat exchangers, and turbine systems. • Aerospace and Defense Applied in jet engine components, space propulsion systems, and structural parts subjected to extreme pressure and heat. Key Features: • Manufactured to DIN 2632 specifications • PN 10 pressure rating for medium-pressure systems • Weld neck design for superior mechanical integrity • Available in Inconel 600, 625, and 718 for application-specific performance • Flat face option for improved gasket compression • Excellent resistance to oxidation, corrosion, and high-temperature stress • Suitable for critical applications in chemical, marine, aerospace, and energy sectors • Custom sizes, finishes, and alloys available upon request Conclusion: DIN 2632 Inconel Flanges PN 10 from Ladhani Metal Corporation deliver unmatched reliability and durability in medium-pressure environments where heat and corrosion are persistent challenges. With a selection of Inconel grades including 600, 625, and 718, these flanges are ideal for use in chemical processing, marine engineering, power generation, and aerospace industries. For customized solutions, technical guidance, or pricing, contact Ladhani Metal Corporation today.

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Duplex Flanges

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.

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inconel flanges

DIN 2630 Inconel flanges PN 2.5 are precision-engineered weld neck flanges manufactured according to the DIN 2630 standard. These flanges are designed for low-pressure applications up to 2.5 bar (36.25 psi), providing excellent resistance to high temperature, corrosion, and oxidation in demanding industrial environments. Made from high-performance Inconel alloys such as Inconel 600, Inconel 625, and Inconel 718, these flanges are ideal for use where strength, durability, and resistance to harsh chemicals are required in low-pressure piping systems. Ladhani Metal Corporation is a trusted global supplier and manufacturer of Inconel flanges, known for quality craftsmanship and engineering expertise. Our DIN 2630 PN 2.5 Inconel weld neck flanges are commonly utilized in chemical processing, aerospace, power generation, and marine industries where superior corrosion and heat resistance are essential. We ensure that each flange meets rigorous standards for performance, safety, and reliability. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Suitable for low-pressure applications requiring specialized material properties for corrosion and heat resistance. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to provide enhanced stress distribution and minimize turbulence, ensuring structural integrity and smooth flow in critical piping systems. • Flat Face (FF) Flanges Flat face flanges offer uniform gasket compression and are suitable for mating with cast components or soft gasket materials in low-pressure systems. Inconel Grades and Full Composition: Inconel 600 (UNS N06600) • Nickel (Ni): 72.0 – 80.0% • Chromium (Cr): 14.0 – 17.0% • Iron (Fe): Balance • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.0% • Silicon (Si): ≤ 0.5% Applications: Excellent resistance to high-temperature oxidation and corrosion in moderately aggressive environments. Used in furnace components, heat exchangers, and chemical process equipment. Inconel 625 (UNS N06625) • Nickel (Ni): 58.0 – 63.0% • Chromium (Cr): 20.0 – 23.0% • Molybdenum (Mo): 8.0 – 10.0% • Iron (Fe): Balance • Carbon (C): ≤ 0.10% • Niobium (Nb): 3.15 – 4.15% Applications: High strength and exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. Ideal for marine, chemical, and aerospace applications. Inconel 718 (UNS N07718) • Nickel (Ni): 50.0 – 55.0% • Chromium (Cr): 17.0 – 21.0% • Iron (Fe): Balance • Niobium (Nb): 4.75 – 5.50% • Molybdenum (Mo): 2.80 – 3.30% • Titanium (Ti): 0.65 – 1.15% • Aluminum (Al): 0.20 – 0.80% • Carbon (C): ≤ 0.08% Applications: Precipitation-hardened alloy offering excellent strength, corrosion resistance, and weldability. Widely used in aerospace, nuclear reactors, and high-performance chemical processing equipment. Applications of DIN 2630 Inconel Flanges PN 2.5: • Chemical and Petrochemical Industry Used in piping systems carrying corrosive and high-temperature fluids under low pressure. • Aerospace and Defense Applied in low-pressure fuel and hydraulic lines where heat and corrosion resistance are critical. • Power Generation Ideal for heat exchangers, boilers, and turbine components operating at moderate temperatures and low pressure. • Marine Industry Used in seawater cooling and exhaust systems requiring corrosion-resistant materials. Key Features: • Manufactured as per DIN 2630 standards • PN 2.5 pressure class suitable for low-pressure service • Weld neck design for optimal stress management and flow efficiency • Available in high-performance Inconel alloys 600, 625, and 718 • Flat face option for uniform gasket sealing • Superior corrosion and heat resistance properties • Custom sizes, finishes, and grades available on request Conclusion: DIN 2630 Inconel Flanges PN 2.5 from Ladhani Metal Corporation provide a reliable solution for low-pressure piping systems requiring exceptional corrosion resistance, high strength, and durability. These flanges are engineered to meet the demanding requirements of chemical, aerospace, marine, and power generation industries. For custom specifications, technical support, or pricing information, contact Ladhani Metal Corporation.

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Duplex Flanges

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.

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Super Duplex Flanges

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.

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Duplex Flanges

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

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Inconel Flanges

DIN 2627 Inconel flanges PN 400 are premium-grade blind flanges engineered for ultra-high-pressure applications requiring exceptional corrosion resistance, heat resistance, and mechanical strength. Manufactured in accordance with the DIN 2627 standard, these flanges are designed to seal off the ends of piping systems, especially in extreme environments involving high temperatures, aggressive chemicals, or seawater exposure. The PN 400 rating (400 bar / 5800 psi) ensures performance under intense pressure conditions. Produced using high-performance nickel-based alloys such as Inconel 600, Inconel 625, and Inconel 718, these flanges are used extensively in aerospace, chemical processing, offshore oil and gas, marine, and power generation industries. Ladhani Metal Corporation is a leading global manufacturer and exporter of Inconel flanges, supplying components that conform to international standards for material integrity, pressure containment, and corrosion resistance. Pressure Rating: • PN 400 (400 bar / 5800 psi): Suitable for high-pressure piping systems in critical applications where maximum sealing and durability are essential. Flange Type: • Blind Flanges Solid, non-bored flanges used to isolate piping systems or terminate flow. Ideal for pressure testing, maintenance, and future pipeline expansions. • Flat Face (FF) Flanges Designed with a flat sealing surface for use with full-face gaskets and flat mating components, ensuring even load distribution and effective sealing. Inconel Grades and Composition: Inconel 600 (UNS N06600) • Nickel (Ni): ≥ 72% • Chromium (Cr): 14 – 17% • Iron (Fe): 6 – 10% • Manganese (Mn): ≤ 1% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.15% • Sulfur (S): ≤ 0.015% Applications: Excellent resistance to oxidation, carburization, and chloride-ion stress corrosion cracking. Used in furnace components, heat exchangers, and food processing equipment. Inconel 625 (UNS N06625) • Nickel (Ni): ≥ 58% • Chromium (Cr): 20 – 23% • Molybdenum (Mo): 8 – 10% • Niobium + Tantalum (Nb + Ta): 3.15 – 4.15% • Iron (Fe): ≤ 5% • Carbon (C): ≤ 0.10% • Manganese (Mn): ≤ 0.5% • Silicon (Si): ≤ 0.5% Applications: Outstanding corrosion and fatigue resistance in seawater and chemical environments. Common in marine, aerospace, and offshore industries. Inconel 718 (UNS N07718) • Nickel (Ni): 50 – 55% • Chromium (Cr): 17 – 21% • Iron (Fe): Balance • Niobium + Tantalum (Nb + Ta): 4.75 – 5.5% • Molybdenum (Mo): 2.8 – 3.3% • Titanium (Ti): 0.65 – 1.15% • Aluminum (Al): 0.2 – 0.8% Applications: High strength and oxidation resistance up to 700°C. Used in jet engines, gas turbines, and high-pressure valves. Applications of DIN 2627 Inconel Flanges PN 400: • Offshore Oil and Gas Platforms Withstands high-pressure, high-salinity, and corrosive environments in subsea pipelines and risers. • Chemical Processing Plants Ideal for systems handling oxidizers, acids, solvents, and reactive compounds at high temperatures and pressures. • Aerospace and Jet Propulsion Used in fuel systems, hydraulic lines, and turbine enclosures where extreme heat and stress are common. • Nuclear and Power Generation Suited for high-pressure reactor lines and heat exchanger systems exposed to radiation, heat, and corrosive media. • Desalination and Seawater Systems Highly resistant to chloride-induced pitting and crevice corrosion. • High-Temperature and Reactive Media Systems Perfect for isolating systems exposed to thermal cycling and chemical attack. Key Features: • Manufactured to DIN 2627 standards • Rated for PN 400 ultra-high-pressure systems • Blind flange design for sealing pipe ends or testing access • Flat face design for even gasket compression and sealing • Available in Inconel 600, 625, and 718 • Excellent resistance to oxidation, acids, chlorides, and high heat • High mechanical strength and fatigue resistance • Used in critical industries including aerospace, marine, oil and gas, and chemical processing • Custom sizes, alloys, pressure ratings, and surface finishes available on request Conclusion: DIN 2627 Inconel Flanges PN 400 from Ladhani Metal Corporation offer exceptional performance and reliability in the most demanding service conditions. Whether your system involves corrosive chemicals, high-pressure steam, or marine exposure, these blind flanges deliver secure sealing, longevity, and safety. Contact Ladhani Metal Corporation for material selection, technical support, or custom solutions tailored to your high-performance application.

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