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Duplex Flanges

DIN 2634 duplex steel 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 made from premium duplex stainless steel grades, offering exceptional corrosion resistance, excellent mechanical strength, and superior resistance to stress corrosion cracking in harsh environments. Their robust construction makes them ideal for demanding industrial applications where reliability and durability are critical. Ladhani Metal Corporation is a trusted global manufacturer and supplier of duplex steel flanges, known for advanced manufacturing capabilities, precision machining, and strict adherence to international quality standards. Each flange undergoes thorough inspection and testing to ensure long-term reliability, safety, and resistance to extreme operating conditions. Pressure Rating: • PN 25 (25 bar / 362 psi): Designed for high-pressure systems requiring corrosion-resistant and mechanically robust flange connections. Flange Type: • Weld Neck Flanges Featuring an extended tapered hub, weld neck flanges provide excellent stress distribution at the base, ensuring strong and leak-proof joints in systems exposed to high pressure and thermal cycling. • Flat Face (FF) Flanges Ideal for use with softer gasket materials or in systems connecting to cast components, flat face flanges offer consistent and uniform gasket compression. Duplex Steel Grades and Typical Composition: Duplex Stainless Steel 2205 (UNS S32205 / S31803) • Chromium (Cr): 21 – 23% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.14 – 0.20% • Iron (Fe): Balance Applications: Preferred in environments with chloride exposure, such as seawater, chemical processing, and pulp and paper industries, due to excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. Duplex Stainless Steel 2507 (UNS S32750) – Super Duplex • Chromium (Cr): 24 – 26% • Nickel (Ni): 6 – 8% • Molybdenum (Mo): 3.5 – 4.5% • Nitrogen (N): 0.24 – 0.32% • Iron (Fe): Balance Applications: Used in the most aggressive environments including offshore oil and gas, desalination plants, and chemical processing where enhanced corrosion resistance and high mechanical strength are critical. Applications of DIN 2634 Duplex Steel Flanges PN 25: • Offshore and Marine Systems Resists corrosion from seawater and aggressive chloride environments while maintaining strength under pressure. • Chemical and Petrochemical Processing Ideal for transporting corrosive chemicals such as acids, alkalis, and chlorides at elevated pressures. • Desalination Plants Performs exceptionally in saltwater treatment systems exposed to high pressure and corrosive media. • Oil and Gas Industry Used in pipelines and pressure vessels requiring resistance to chloride-induced stress corrosion cracking. • Pulp and Paper Industry Applied in aggressive bleaching and chemical processing environments. Key Features: • Manufactured in accordance with DIN 2634 dimensional and pressure requirements • PN 25 pressure rating supports high-pressure applications • Excellent corrosion resistance including pitting, crevice, and stress corrosion cracking resistance • Superior mechanical strength and toughness at elevated temperatures • Weld neck configuration ensures strong, vibration-resistant joints • Available in standard duplex and super duplex grades • Custom sizes, pressure classes, and surface finishes available upon request Conclusion: DIN 2634 duplex steel flanges PN 25 from Ladhani Metal Corporation are engineered for challenging environments where corrosion resistance, mechanical strength, and pressure integrity are critical. With superior durability and reliability, these duplex steel flanges are ideal for demanding applications in marine, chemical, oil and gas, and industrial systems. For technical consultations, specialized requirements, or pricing information, contact Ladhani Metal Corporation today.

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Inconel flanges

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.

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monel flanges

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.

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Stainless Steel Flanges

DIN 2633 stainless steel flanges PN 16 are precision-engineered weld neck flanges manufactured in accordance with the DIN 2633 standard. These flanges are designed for higher medium-pressure applications up to 16 bar (232 psi), offering durable and secure connections in a wide range of industrial pipeline systems. Made from high-quality stainless steel grades such as 304, 316, and 321, they offer superior corrosion resistance, mechanical strength, and long-term performance under more demanding operating and environmental conditions. Ladhani Metal Corporation is a leading global manufacturer and supplier of stainless steel flanges, known for consistent product quality, technical precision, and adherence to international standards. Each flange undergoes rigorous inspection to ensure compliance with industry norms and safety guidelines. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for medium to high-pressure pipeline systems requiring enhanced joint strength and corrosion protection. Flange Type: • Weld Neck Flanges Designed with a long tapered hub that facilitates proper pipe alignment and reduces stress concentration at the flange base. This ensures smooth flow transitions and minimizes turbulence. • Flat Face (FF) Flanges Flat face configuration promotes uniform gasket compression, making it ideal for systems using soft gasket materials or mating with cast components. 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: Suitable for general-purpose piping systems including potable water, food-grade processing lines, and moderate chemical environments. 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: Suitable for more aggressive environments including chemical processing, marine systems, and equipment exposed to chlorinated solutions or cleaning agents. 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: Preferred in applications involving elevated temperatures and moderate corrosion exposure, such as exhaust systems, heat exchangers, and food-grade thermal equipment. Applications of DIN 2633 Stainless Steel Flanges PN 16: • Industrial Water Systems Used in pressurized water delivery and treatment systems requiring increased pressure tolerance. • Chemical and Petrochemical Plants Suitable for pipelines transporting reactive or mildly corrosive chemicals. • Marine and Offshore Applications Resistant to saltwater corrosion and pressure variations in marine environments. • Food and Beverage Processing Employed in sanitary and hygienic systems requiring strong, corrosion-resistant joints. • HVAC Systems Used in high-pressure duct and pipe connections for heating, ventilation, and cooling systems. Key Features: • Manufactured in compliance with DIN 2633 standards • PN 16 pressure rating for enhanced medium-pressure service • Weld neck design supports secure, vibration-resistant connections • Offered in stainless steel grades 304, 304L, 316, 316L, and 321 • High resistance to chemical and environmental corrosion • Long-lasting performance under mechanical stress and thermal cycles • Custom dimensions, materials, and finishes available upon request Conclusion: DIN 2633 Stainless Steel Flanges PN 16 from Ladhani Metal Corporation are built for reliability in demanding industrial settings that require higher pressure tolerance and superior corrosion resistance. These weld neck flanges, made from premium stainless steel, are ideal for applications across water treatment, chemical processing, marine installations, and food-grade systems. For custom configurations, technical consultations, or detailed pricing, 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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Super Duplex Flanges

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.

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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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inconel flanges

DIN 2628 Inconel flanges PN 250 are high-strength weld neck flanges manufactured in accordance with the DIN 2628 standard. Designed to operate in high-pressure systems up to 250 bar (3625 psi), these flanges offer outstanding performance in extreme environments involving high temperatures, corrosive chemicals, and mechanical stress. Made from Inconel superalloys, they provide excellent resistance to oxidation, thermal fatigue, and pitting, making them ideal for critical applications in demanding industries. Ladhani Metal Corporation is a globally trusted manufacturer and exporter of premium Inconel flanges. Our DIN 2628 PN 250 Inconel weld neck flanges are widely used in sectors such as chemical processing, offshore drilling, aerospace, power generation, and marine engineering. Known for precision engineering, reliability, and resistance to harsh service conditions, these flanges are a preferred choice in pressure-intensive and corrosion-prone systems. Pressure Rating: • PN 250 (250 bar / 3625 psi): Suitable for high-pressure pipelines requiring superior sealing, thermal resistance, and structural integrity. Flange Type: • Weld Neck Flanges Designed with a tapered hub to reduce stress concentration at the weld point. Ideal for high-pressure and high-temperature environments. • Flat Face (FF) Flanges Flat face design ensures even gasket compression, preventing flange warping and providing secure sealing, especially when used with cast or brittle materials. Inconel Grades and Composition: Inconel 600 (UNS N06600) • 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% Applications: Excellent resistance to heat and corrosion by acids and chlorides. Commonly used in heat exchangers, reactors, and high-temperature furnace parts. Inconel 625 (UNS N06625) • Nickel (Ni): ≥ 58.0% • 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): ≤ 0.50% • Silicon (Si): ≤ 0.50% Applications: Exceptional corrosion resistance in chloride-bearing environments. Ideal for offshore oil and gas, marine exhaust systems, and chemical plants. Inconel 718 (UNS N07718) • Nickel (Ni): 50.0 – 55.0% • Chromium (Cr): 17.0 – 21.0% • Iron (Fe): Balance • Niobium (Nb) + Tantalum (Ta): 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: A precipitation-hardened superalloy with outstanding strength, creep resistance, and corrosion resistance at temperatures up to 700°C. Widely used in aerospace turbine engines, nuclear reactors, and high-pressure chemical systems. Applications of DIN 2628 Inconel Flanges PN 250: • Chemical and Petrochemical Plants Ideal for piping systems exposed to aggressive chemicals, high pressures, and temperature fluctuations. • Power Generation Used in nuclear, thermal, and gas-fired power plants where heat and pressure resistance are critical. • Aerospace and Jet Engine Systems 718-grade flanges are suitable for turbine casings, fuel lines, and other high-temperature aircraft components. • Marine and Offshore Engineering Highly corrosion-resistant in saltwater environments, suitable for subsea manifolds, pipelines, and ballast systems. • Heat Treatment and Thermal Processing Used in furnaces, reactors, and pressure vessels subjected to rapid thermal cycling and oxidation. Key Features: • Manufactured according to DIN 2628 standards • PN 250 pressure rating for high-pressure system integrity • Weld neck design ensures optimal strength and flow performance • Available in Inconel 600, 625, and 718 grades • Flat face option for uniform sealing and safety in brittle systems • Excellent resistance to high temperatures, oxidation, and chlorides • Suitable for extreme chemical, thermal, and marine environments • Custom sizes, pressure classes, and finishes available upon request Conclusion: DIN 2628 Inconel Flanges PN 250 from Ladhani Metal Corporation offer the ideal solution for industries demanding high-performance materials under extreme conditions. With options in Inconel 600, 625, and 718, these weld neck flanges combine corrosion resistance, strength, and thermal stability for reliable operation across a wide range of high-pressure applications. Contact Ladhani Metal Corporation for detailed specifications, technical assistance, or to request a tailored quotation.

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Titanium flanges

DIN 2628 titanium flanges PN 250 are high-strength weld neck flanges manufactured according to the DIN 2628 standard. Specifically designed for high-pressure applications up to 250 bar (3625 psi), these flanges ensure secure, leak-free connections in systems where weight reduction, corrosion resistance, and long-term reliability are critical. Titanium flanges offer exceptional resistance to aggressive chemicals, seawater, and elevated temperatures, making them ideal for demanding industrial environments. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of precision-engineered titanium flanges. Our DIN 2628 PN 250 titanium weld neck flanges are trusted in high-performance applications across aerospace, marine, chemical processing, desalination, power generation, and offshore industries for their unmatched strength-to-weight ratio, durability, and corrosion resistance. Pressure Rating: • PN 250 (250 bar / 3625 psi): Suitable for high-pressure piping systems requiring robust mechanical performance and corrosion resistance. Flange Type: • Weld Neck Flanges Designed with a tapered hub for smooth flow transition and reduced stress at the weld neck connection, ideal for high-pressure and high-temperature conditions. • Flat Face (FF) Flanges Flat face flanges ensure uniform gasket compression and are commonly used with brittle materials or cast components to prevent flange distortion. Titanium Grades and 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: Commercially pure titanium with excellent corrosion resistance, especially in oxidizing and chloride-containing environments. Commonly used in desalination, marine, and chemical processing. 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% Applications: High-strength titanium alloy with excellent corrosion resistance and mechanical properties. Widely used in aerospace, offshore oil and gas, and high-performance industrial systems. Applications of DIN 2628 Titanium Flanges PN 250: • Aerospace and Defense Used in lightweight, high-pressure hydraulic and fuel systems requiring superior mechanical performance and corrosion resistance. • Marine and Offshore Engineering Ideal for seawater systems, ballast water treatment, and underwater piping due to titanium’s exceptional resistance to saltwater corrosion. • Chemical and Petrochemical Plants Suitable for highly corrosive and high-pressure chemical transport lines, reactors, and heat exchangers. • Desalination and Water Treatment Used in brine filtration and pressure vessels where resistance to chlorides and corrosion fatigue is essential. • Power Generation Employed in nuclear and thermal plants where high-temperature corrosion resistance and structural stability are required. Key Features: • Manufactured in accordance with DIN 2628 specifications • PN 250 pressure rating for high-pressure industrial use • Weld neck design for enhanced strength and sealing • Available in Titanium Grade 2 and Grade 5 materials • Flat face option for even gasket sealing and surface compatibility • Exceptional resistance to corrosion, chlorides, and seawater • Lightweight construction with high mechanical strength • Custom sizes, pressure classes, and finishes available upon request Conclusion: DIN 2628 Titanium Flanges PN 250 from Ladhani Metal Corporation are engineered for critical applications where high strength, pressure performance, and corrosion resistance are essential. Available in titanium Grade 2 and Grade 5, these weld neck flanges provide a reliable solution for industries operating under extreme conditions. Contact Ladhani Metal Corporation for technical support, custom specifications, or to request a quotation tailored to your project requirements.

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