DIN 2633 duplex steel flanges PN 16 are precision-manufactured weld neck flanges designed according to the DIN 2633 standard, ideal for medium-pressure piping systems operating up to 16 bar (232 psi). These flanges are crafted from duplex stainless steels that combine the benefits of austenitic and ferritic microstructures, offering excellent mechanical strength, superior resistance to stress corrosion cracking, and enhanced durability in aggressive chemical and chloride-containing environments. They are ideal for applications where both corrosion resistance and high strength are essential. Ladhani Metal Corporation is a leading global manufacturer and supplier of duplex steel flanges, recognized for high-quality production, dimensional accuracy, and strict compliance with international standards. All flanges undergo rigorous inspection and testing to ensure reliable performance in challenging industrial conditions. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for medium-pressure pipelines requiring corrosion resistance and increased mechanical integrity. Flange Type: • Weld Neck Flanges These flanges feature a long tapered hub for improved flow characteristics and reduced mechanical stress at the weld area, ensuring stable and secure connections. • Flat Face (FF) Flanges Designed to provide a consistent sealing surface, especially effective when used with soft gaskets or when connecting to cast components. Duplex Steel Grades and Full Composition: Duplex 2205 (UNS S31803/S32205) • Chromium (Cr): 21.0 – 23.0% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.08 – 0.20% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.03% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Widely used in desalination plants, chemical process vessels, marine environments, and pulp and paper industries due to high strength and resistance to localized corrosion. Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 5.0% • Nitrogen (N): 0.24 – 0.32% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.8% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Preferred in highly corrosive offshore, oil and gas, chemical, and high-chloride environments where superior strength and corrosion resistance are essential. Applications of DIN 2633 Duplex Steel Flanges PN 16: • Chemical and Petrochemical Plants Provides strong and corrosion-resistant connections for chemical reactors, storage tanks, and acid-handling systems. • Marine and Offshore Engineering Suitable for submerged systems, seawater cooling, and ballast water piping due to excellent resistance to chloride-induced corrosion. • Pulp and Paper Industry Performs reliably in bleaching and chemical recovery processes where both chemical resistance and strength are required. • Desalination and Water Treatment Ideal for high-salinity water systems and reverse osmosis pipelines requiring durable, corrosion-resistant components. • Oil and Gas Refineries Used in pipelines, pressure vessels, and heat exchangers subjected to sour gas and high-pressure operating environments. Key Features: • Manufactured to DIN 2633 standard • PN 16 pressure class for medium-pressure service • Weld neck configuration supports vibration resistance and proper alignment • Available in Duplex 2205 and Super Duplex 2507 grades • High resistance to stress corrosion cracking, pitting, and crevice corrosion • Excellent mechanical strength and fatigue resistance • Custom sizes, finishes, and specifications available upon request Conclusion: DIN 2633 duplex steel flanges PN 16 from Ladhani Metal Corporation offer an optimal combination of strength, corrosion resistance, and reliability for use in harsh industrial conditions. With high-performance duplex and super duplex materials, these flanges are the preferred choice for applications in chemical processing, offshore platforms, and desalination plants. For detailed technical support, customized configurations, or pricing, contact Ladhani Metal Corporation today.

DIN 2630 Super Duplex flanges PN 2.5 are precision-manufactured weld neck flanges produced according to the DIN 2630 standard, designed for low-pressure applications up to 2.5 bar (36.25 psi). These flanges are made from Super Duplex stainless steel alloys such as UNS S32750, which combine exceptional strength with outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. Engineered for highly corrosive environments, Super Duplex flanges provide reliable performance in low-pressure piping systems exposed to seawater, chemical agents, and extreme conditions. Ladhani Metal Corporation is a leading global supplier and manufacturer of Super Duplex flanges, known for delivering high-quality, precision-engineered products. Our DIN 2630 PN 2.5 Super Duplex weld neck flanges are widely used in offshore oil and gas, chemical processing, marine, and desalination industries where durability and corrosion resistance are paramount. Each flange undergoes stringent quality inspections to ensure compliance with international standards and customer specifications. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Suitable for low-pressure systems requiring superior material properties for corrosion and mechanical resistance. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to optimize stress distribution and reduce turbulence, ensuring structural integrity and smooth fluid flow in critical piping applications. • Flat Face (FF) Flanges Flat face flanges provide uniform gasket compression, ideal for mating with cast components or soft gasket materials in low-pressure settings. Super Duplex Grade 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% • Iron (Fe): Balance Applications: Offers exceptional resistance to chloride-induced corrosion, stress corrosion cracking, and pitting, combined with high mechanical strength. Widely used in offshore platforms, chemical tanks, heat exchangers, and seawater systems. Applications of DIN 2630 Super Duplex Flanges PN 2.5: • Offshore Oil and Gas Ideal for piping systems exposed to seawater, sour gas, and corrosive environments on offshore rigs and platforms. • Chemical Processing Used in handling aggressive chemicals and chloride-rich process fluids under low-pressure conditions. • Desalination Plants Suitable for brine and seawater systems requiring high corrosion resistance and mechanical strength. • Marine Industry Applied in seawater cooling, ballast, and exhaust systems where durability against corrosion is critical. Key Features: • Manufactured in accordance with DIN 2630 standards • PN 2.5 pressure class designed for low-pressure applications • Weld neck design ensures optimal stress handling and reduced turbulence • Flat face option for effective gasket sealing with soft materials • Made from Super Duplex 2507 alloy for superior corrosion and mechanical properties • High strength-to-weight ratio and excellent resistance to chloride and stress corrosion • Custom sizes, finishes, and specifications available upon request Conclusion: DIN 2630 Super Duplex Flanges PN 2.5 from Ladhani Metal Corporation offer a robust solution for low-pressure piping systems operating in highly corrosive and demanding environments. Combining high strength and outstanding corrosion resistance, these flanges are trusted in offshore, chemical, marine, and desalination applications. For customized solutions, technical support, or pricing inquiries, contact Ladhani Metal Corporation.

DIN 2630 Monel 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), offering outstanding resistance to corrosion, especially in marine and chemical environments. Fabricated from premium Monel alloys such as Monel 400 and Monel K500, these flanges provide excellent mechanical strength and durability, making them ideal for challenging service conditions in low-pressure piping systems. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of Monel flanges, known for delivering high-quality products with advanced engineering precision. Our DIN 2630 PN 2.5 Monel weld neck flanges are extensively used in industries such as marine, chemical processing, oil and gas, and power generation, where superior corrosion resistance and reliability are essential. Each flange is produced to meet stringent industry standards for safety, performance, and longevity. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Suitable for low-pressure applications requiring corrosion-resistant materials with excellent mechanical integrity. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to enhance stress distribution and minimize turbulence, providing structural reliability and smooth fluid flow in demanding systems. • Flat Face (FF) Flanges Flat face flanges are ideal for use with cast components or soft gasket materials, ensuring uniform gasket compression in low-pressure environments. Monel Grades and Full Composition: Monel 400 (UNS N04400) • Nickel (Ni): ≥ 63.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe): 2.0 – 3.0% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.3% Applications: Exceptional resistance to seawater, acids, and alkalis. Widely used in marine applications, chemical and hydrocarbon processing, and heat exchangers. Monel K500 (UNS N05500) • 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% • Manganese (Mn): ≤ 1.5% • Carbon (C): ≤ 0.25% Applications: Precipitation-hardened alloy offering greater strength and hardness than Monel 400 while retaining excellent corrosion resistance. Used in pump shafts, valves, and marine equipment. Applications of DIN 2630 Monel Flanges PN 2.5: • Marine Industry Ideal for use in seawater piping, heat exchangers, and ballast systems where corrosion resistance is critical. • Chemical Processing Utilized in process piping carrying corrosive chemicals and acidic media under low pressure. • Oil and Gas Industry Suitable for sour gas environments, offshore drilling platforms, and processing equipment exposed to corrosive fluids. • Power Generation Used in cooling and condensate systems where resistance to brine and steam is required. Key Features: • Manufactured in accordance with DIN 2630 standards • PN 2.5 pressure class designed for low-pressure applications • Weld neck design ensures better stress handling and flow performance • Flat face option available for uniform gasket sealing • Made from corrosion-resistant Monel 400 and Monel K500 alloys • High mechanical strength and excellent resistance to marine and chemical corrosion • Custom sizes, specifications, and finishes available upon request Conclusion: DIN 2630 Monel Flanges PN 2.5 from Ladhani Metal Corporation provide an ideal solution for low-pressure systems operating in aggressive and corrosive environments. With superior mechanical strength and outstanding resistance to seawater, acids, and other chemicals, these flanges are a reliable choice for critical applications across various industries. For custom configurations, technical consultation, or pricing details, contact Ladhani Metal Corporation.

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

DIN 2627 Monel flanges PN 400 are high-performance blind flanges crafted for ultra-high-pressure systems where superior corrosion resistance, durability, and structural integrity are critical. Compliant with the DIN 2627 standard, these flanges are specifically designed to close off the ends of pipelines in extreme service environments, including highly corrosive marine atmospheres, acidic and alkaline chemical processes, and high-temperature applications. With a PN 400 rating (400 bar / 5800 psi), these flanges ensure leak-free operation under intense pressure and challenging conditions. Made from Monel alloys—primarily Monel 400 and Monel K500—these flanges are widely utilized in offshore oil rigs, naval applications, chemical processing, and power generation systems. Ladhani Metal Corporation is a global leader in manufacturing and exporting DIN-standard Monel flanges, ensuring compliance with international requirements for pressure containment, corrosion resistance, and metallurgical consistency. Pressure Rating: • PN 400 (400 bar / 5800 psi): Engineered for extremely high-pressure piping systems in critical and hazardous service environments where reliable sealing is essential. Flange Type: • Blind Flanges Solid, non-bored flanges used to seal piping systems or terminate flow paths. Ideal for pressure testing, system isolation, and future expansion. • Flat Face (FF) Flanges Designed with a flat sealing surface for use with full-face gaskets and flat mating components. Ensures uniform load distribution and optimal sealing performance. Monel Grades and Composition: Monel 400 (UNS N04400) • Nickel (Ni): ≥ 63% • Copper (Cu): 28 – 34% • Iron (Fe): ≤ 2.5% • Manganese (Mn): ≤ 2% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.3% Applications: Outstanding resistance to seawater, hydrofluoric acid, alkalis, and other corrosive media. Widely used in marine equipment, chemical processing, and heat exchangers. Monel K500 (UNS N05500) • Nickel (Ni): ≥ 63% • Copper (Cu): 27 – 33% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% • Iron (Fe): ≤ 2% • Carbon (C): ≤ 0.25% Applications: Combines the corrosion resistance of Monel 400 with enhanced strength and hardness. Suitable for high-stress components like shafts, valve parts, and pump systems in corrosive environments. Applications of DIN 2627 Monel Flanges PN 400: • Offshore Oil and Gas Platforms Ideal for subsea systems exposed to high salinity, pressure, and corrosive gases such as hydrogen sulfide. • Marine and Shipbuilding Preferred in piping systems, ballast lines, and propulsion equipment exposed to seawater and biofouling agents. • Chemical and Petrochemical Plants Used in process systems handling caustic solutions, hydrofluoric acid, and strong alkalis at elevated pressures. • Heat Exchangers and Condensers Excellent thermal conductivity and corrosion resistance make Monel suitable for harsh thermal cycling conditions. • Nuclear and Power Generation Resilient in high-radiation and chemical-laden environments found in cooling systems and high-pressure steam lines. • Aerospace and Defense Used in fuel and hydraulic lines where strength and resistance to high-pressure corrosive media are critical. Key Features: • Manufactured according to DIN 2627 standards • Rated for PN 400 high-pressure operations • Blind flange design ensures reliable sealing and flow isolation • Flat face configuration for full-face gasket compatibility • Available in Monel 400 and Monel K500 grades • Exceptional resistance to corrosion by seawater, acids, and alkalis • High strength and durability in extreme service environments • Widely used in marine, chemical, nuclear, oil and gas, and aerospace industries • Custom configurations, sizes, and material options available on request Conclusion: DIN 2627 Monel Flanges PN 400 from Ladhani Metal Corporation are engineered for mission-critical applications where long-term durability, corrosion resistance, and high-pressure performance are mandatory. Whether you need protection against seawater, alkalis, or aggressive process chemicals, these flanges provide robust, leak-free service in the harshest operating environments. Contact Ladhani Metal Corporation for expert guidance, custom engineering, and dependable supply of Monel flange solutions tailored to your specific needs

DIN 2576 Monel Flanges PN 10 are high-integrity, slip-on flanges manufactured from corrosion-resistant nickel-copper alloys, specifically designed for demanding low to medium-pressure applications. Compliant with the DIN 2576 standard, these flanges provide exceptional resistance to seawater, acids, alkalis, and corrosive chemicals, making them ideal for highly corrosive industrial environments. The slip-on design allows the flange to be positioned over the pipe and welded in place, ensuring precise alignment and long-term mechanical stability. Ladhani Metal Corporation is a trusted manufacturer and international supplier of Monel flanges, producing components that meet rigorous dimensional, metallurgical, and quality standards. DIN 2576 Monel flanges are widely used in marine, chemical, and oil and gas industries, where material durability and corrosion resistance are critical. Pressure Rating: • PN 10 (10 bar / 145 psi): Designed for systems requiring stable operation under moderate pressures in fluid and gas transport environments. Flange Types: • Slip-On Flanges Facilitate easy assembly by slipping over the pipe and welding on both sides to ensure a leak-proof and secure joint. • Flat Face (FF) Flanges Designed for use with flat gaskets and mating surfaces, offering even pressure distribution and sealing performance, particularly with brittle or non-metallic materials. Monel Grades and Composition: Monel 400 (UNS N04400) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe), Manganese (Mn), Silicon (Si), Carbon (C): Trace amounts Applications: Monel 400 is well-known for its outstanding resistance to seawater, hydrofluoric acid, sulfuric acid, and alkalis. It is widely used in marine engineering, chemical processing, and heat exchangers. Monel K500 (UNS N05500) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): ~30.0% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% Applications: Monel K500 offers the same corrosion resistance as Monel 400 but with significantly higher strength and hardness due to age-hardening. It is ideal for high-stress applications such as pump shafts, valve components, and marine fasteners. Applications of DIN 2576 Monel Flanges: • Marine and Offshore Engineering Ideal for seawater exposure, ballast systems, and structural applications in shipbuilding and offshore platforms. • Chemical and Petrochemical Processing Used in piping systems exposed to strong acids, caustics, and other corrosive agents. • Oil and Gas Industry Suitable for sour gas (H₂S) environments, offshore drilling equipment, and refining systems. • Heat Exchangers and Condensers Monel's thermal conductivity and corrosion resistance make it suitable for tube sheets and connecting flanges. • Power Generation Applied in cooling systems, boiler feedwater lines, and other aggressive service environments. • Aerospace and Defense Used in fuel and hydraulic systems where resistance to corrosion and stress cracking is required. Key Features: • Manufactured according to DIN 2576 specification • PN 10 pressure rating for low to medium-pressure fluid systems • Exceptional resistance to seawater, acids, alkalis, and chlorides • Available in Monel 400 and Monel K500 grades • Slip-on design enables easy installation and welding • Flat face versions for compatibility with flat gaskets and brittle materials • Excellent mechanical properties and corrosion resistance • Custom dimensions, finishes, and face types available upon request Conclusion: DIN 2576 Monel Flanges PN 10 from Ladhani Metal Corporation deliver high corrosion resistance and mechanical strength for aggressive environments where conventional materials fail. With availability in Monel 400 and K500 grades, these flanges are suitable for marine, oil & gas, and chemical applications. For technical support, project consultation, or custom orders, contact Ladhani Metal Corporation today.

DIN 2569 Super Duplex Steel Flanges PN 100 are precision-engineered welding neck flanges manufactured from corrosion-resistant super duplex stainless steel, specifically designed to withstand extreme mechanical stress and harsh environments. Built to DIN 2569 standards, these flanges offer superior strength, pitting resistance, and durability, making them ideal for use in offshore, marine, chemical, petrochemical, and water treatment industries. Ladhani Metal Corporation is a reputable manufacturer and exporter of super duplex steel flanges, delivering products that comply with international quality standards. The welding neck design ensures high-integrity, leak-proof connections—perfect for applications with fluctuating pressure, high temperatures, and aggressive media. Pressure Rating: • PN 100 (100 bar / 1450 psi): Specifically designed for high-pressure systems requiring robust sealing performance, excellent corrosion resistance, and structural strength in corrosive and high-stress environments. Flange Types: • Welding Neck Flanges Provide a tapered hub for stress distribution, ideal for high-pressure and corrosive piping systems. • Raised Face (RF) Flanges Facilitates effective gasket compression and sealing under elevated pressure and temperature. • Flat Face (FF) Flanges Used for connections with flat-faced components or non-metallic sealing materials. • Forged Welding Neck Flanges Offer enhanced strength, dimensional precision, and pressure resistance. • Custom-Machined Flanges Available in a wide range of sizes, pressure classes, and super duplex steel grades to meet specific project requirements. Super Duplex Steel Grade and Composition: 1. ASTM A182 F53 (UNS S32750) Composition: • Chromium (Cr): 24.0–26.0% • Nickel (Ni): 6.0–8.0% • Molybdenum (Mo): 3.0–5.0% • Nitrogen (N): 0.24–0.32% • Manganese (Mn): ≤ 1.20% • Carbon (C): ≤ 0.030% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.020% Applications: Ideal for use in highly corrosive conditions such as offshore platforms, subsea piping, desalination systems, pressure vessels, and high-pressure chemical reactors. Provides excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. Applications of DIN 2569 Super Duplex Steel Flanges: • Oil and Gas Pipelines: Used in high-pressure, high-corrosion subsea and offshore piping systems. • Offshore and Marine Engineering: Installed in seawater cooling lines, risers, and ballast systems for maximum corrosion resistance. • Petrochemical and Refinery Units: Applied in reactors, columns, and corrosive process piping exposed to high stress and aggressive chemicals. • Water Treatment and Desalination: Used in brine systems, RO pipelines, and chemical dosing lines requiring high strength and pitting resistance. • Pulp and Paper Industry: Employed in bleach plants and digester lines handling chlorinated compounds under pressure. Key Features: • Manufactured to DIN 2569 standard • Available in PN 100 pressure rating • High strength and corrosion resistance • Superior pitting and stress corrosion cracking resistance • Excellent performance in marine and chemical environments • Designed for permanent, high-pressure pipe connections • Supplied with test certificates, quality assurance documents, and full material traceability • Can be surface-treated with pickling, passivation, or shot blasting Conclusion: DIN 2569 Super Duplex Steel Flanges PN 100 from Ladhani Metal Corporation offer premium strength, safety, and corrosion resistance for demanding environments. Suitable for a wide range of critical applications, these flanges are available in custom sizes and pressure classes. For technical details, orders, or consultation, contact Ladhani Metal Corporation today.

DIN 2569 Duplex Steel Flanges PN 100 are precision-engineered welding neck flanges manufactured from high-performance duplex stainless steel, designed to ensure superior strength, corrosion resistance, and reliability in high-pressure and aggressive industrial environments. Built to DIN 2569 standards, these flanges offer excellent mechanical strength, stress corrosion cracking resistance, and thermal stability, making them ideal for use in industries such as oil and gas, offshore platforms, petrochemical, chemical processing, and marine engineering. Ladhani Metal Corporation is a reputable manufacturer and exporter of duplex steel flanges, providing products that conform to stringent global standards. The welding neck design allows for permanent and high-integrity pipe connections, making these flanges particularly suitable for applications subject to pressure fluctuations, corrosive media, and thermal cycling. Pressure Rating: • PN 100 (100 bar / 1450 psi): Specifically designed for high-pressure systems that demand robust sealing, mechanical resilience, and corrosion resistance in chemically aggressive environments. Flange Types: • Welding Neck Flanges Provide a tapered hub for stress distribution, ideal for high-pressure and corrosive piping systems. • Raised Face (RF) Flanges Facilitates effective gasket compression and sealing under elevated pressure and temperature. • Flat Face (FF) Flanges Used for connections with flat-faced components or non-metallic sealing materials. • Forged Welding Neck Flanges Offer enhanced strength, dimensional precision, and pressure resistance. • Custom-Machined Flanges Available in a wide range of sizes, pressure classes, and duplex steel grades to meet specific project requirements. Duplex Steel Grades and Composition: 1. ASTM A182 F51 (UNS S31803) Composition: • Chromium (Cr): 21.0–23.0% • Nickel (Ni): 4.5–6.5% • Molybdenum (Mo): 2.5–3.5% • Nitrogen (N): 0.10–0.22% • Manganese (Mn): ≤ 2.00% • Carbon (C): ≤ 0.030% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.020% Applications: Widely used in chemical plants, desalination equipment, marine structures, and oil and gas platforms due to its excellent pitting and crevice corrosion resistance. 2. ASTM A182 F53 (UNS S32750) Composition: • Chromium (Cr): 24.0–26.0% • Nickel (Ni): 6.0–8.0% • Molybdenum (Mo): 3.0–5.0% • Nitrogen (N): 0.24–0.32% • Manganese (Mn): ≤ 1.20% • Carbon (C): ≤ 0.030% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.020% Applications: Ideal for applications in offshore platforms, chemical tankers, and seawater systems, where high chloride resistance and strength are essential. 3. ASTM A182 F55 (UNS S32760) Composition: • Chromium (Cr): 24.0–26.0% • Nickel (Ni): 6.0–8.0% • Molybdenum (Mo): 3.0–4.0% • Copper (Cu): 0.5–1.0% • Tungsten (W): 0.5–1.0% • Nitrogen (N): 0.20–0.30% • Carbon (C): ≤ 0.030% • Manganese (Mn): ≤ 1.00% Applications: Used in demanding environments such as chemical processing, seawater handling systems, pulp and paper industries, and aggressive brine systems. Applications of DIN 2569 Duplex Steel Flanges: • Oil and Gas Pipelines: Used in high-pressure and corrosive media transport systems such as offshore and subsea pipelines. • Offshore and Marine Engineering: Installed in seawater cooling, ballast, and firefighting systems due to chloride resistance. • Petrochemical and Chemical Plants: Applied in aggressive media handling, reactors, and process lines. • Desalination and Water Treatment: Used in brine concentrators, high-pressure RO systems, and intake piping. • Pulp and Paper Industry: Employed in bleach plant and digester systems under high stress and chemical exposure. Key Features: • Manufactured to DIN 2569 standard • Available in PN 100 pressure rating • Excellent corrosion resistance and mechanical performance • High strength-to-weight ratio • Resistant to pitting, crevice corrosion, and stress corrosion cracking • Supplied with test certificates, quality assurance documents, and traceability • Optional surface finishes available, including pickling, passivation, and shot blasting Conclusion: DIN 2569 Duplex Steel Flanges PN 100 from Ladhani Metal Corporation are engineered to deliver superior strength, durability, and corrosion resistance in challenging industrial environments. Suitable for a wide range of applications across offshore, petrochemical, and marine sectors, these flanges are available in customizable sizes and duplex material grades. For detailed specifications, bulk inquiries, or technical support, contact Ladhani Metal Corporation today.

DIN 2568 Monel Flanges PN 64 are high-integrity threaded flanges manufactured from corrosion-resistant Monel alloys, designed to perform reliably under high pressure and in highly corrosive environments. Built in accordance with DIN 2568 standards, these flanges offer outstanding resistance to seawater, acids, and alkalis, while maintaining high mechanical strength and thermal stability. They are ideally suited for use in marine, chemical, oil and gas, and offshore applications where both durability and corrosion performance are critical. Ladhani Metal Corporation is a recognized manufacturer and exporter of Monel flanges, offering components that conform to global industry specifications. The threaded design facilitates easy, weld-free installation and disassembly, making them ideal for systems requiring frequent maintenance or rapid assembly in corrosive environments. Pressure Rating: • PN 64 (64 bar / 928 psi): Specially engineered for high-pressure systems exposed to aggressive chemical environments, ensuring mechanical integrity and long service life. Flange Types: • Threaded (Screwed) Flanges Enable efficient, non-welded installation and maintenance in high-corrosion environments. • Raised Face (RF) Flanges Improve gasket sealing performance in systems with pressure and temperature variations. • Flat Face (FF) Flanges Suited for connections with flat-faced components, ensuring uniform gasket load distribution. • Forged Threaded Flanges Provide enhanced strength, dimensional precision, and resistance to corrosion. • Custom-Machined Flanges Available in a variety of sizes, pressure ratings, and Monel grades to suit specific application needs. Available Monel Grades and Composition: 1. Monel 400 (UNS N04400) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe): 2.0 – 2.5% • Manganese (Mn): ≤ 2.0% Applications: Commonly used in marine engineering, chemical processing, and hydrocarbon systems for its excellent resistance to saltwater, hydrofluoric acid, and stress corrosion cracking. 2. Monel K500 (UNS N05500) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): 27.0 – 33.0% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% Applications: Ideal for high-strength applications such as pump shafts, marine fasteners, and heat exchangers, combining the corrosion resistance of Monel 400 with increased hardness and tensile strength. Applications of DIN 2568 Monel Flanges: • Marine and Offshore Systems Used in seawater piping, ballast systems, and marine heat exchangers. • Chemical and Petrochemical Plants Resistant to acidic and alkaline media in processing plants and reactors. • Oil and Gas Industry Applied in sour gas service, separators, and wellhead systems. • Power Generation Installed in condensers, boilers, and cooling systems exposed to aggressive fluids. • Aerospace and Heat Treatment Suitable for exhaust systems, fixtures, and salt bath environments. Key Features: • Conforms to DIN 2568 standard • Rated for PN 64 high-pressure service • Exceptional resistance to seawater, acids, and alkalis • High strength, ductility, and fatigue resistance • Threaded design allows for fast, weld-free installation and disassembly • Supplied with test certificates, material traceability, and quality documentation • Available with custom machining, finishing, and dimensional options Conclusion: DIN 2568 Monel Flanges PN 64 from Ladhani Metal Corporation offer an optimal solution for high-pressure systems operating in chemically aggressive or marine environments. With superior mechanical performance and corrosion resistance, Monel 400 and K500 flanges provide long-lasting service life in demanding applications. For technical support, grade selection, or custom orders, contact Ladhani Metal Corporation today