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

DIN 2634 stainless steel flanges PN 25 are precision-engineered weld neck flanges designed and manufactured in accordance with the DIN 2634 standard. These flanges are suitable for high-pressure pipeline systems operating up to 25 bar (362 psi), providing robust and secure connections for a variety of critical industrial applications. Constructed from high-quality stainless steel grades such as 304, 316, and 321, these flanges offer excellent mechanical properties, enhanced corrosion resistance, and dependable performance in aggressive service conditions. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of stainless steel flanges, known for delivering high-precision products that meet stringent international quality and dimensional standards. Each flange undergoes rigorous testing and quality checks to ensure optimal performance, safety, and longevity under high-pressure conditions. Pressure Rating: • PN 25 (25 bar / 362 psi): Engineered for high-pressure environments requiring reinforced flange connections with reliable resistance to corrosion and mechanical stress. Flange Type: • Weld Neck Flanges Incorporating a long tapered hub, weld neck flanges help maintain pipe alignment, reduce stress concentration at the weld joint, and enable smooth fluid flow with minimal turbulence. • Flat Face (FF) Flanges Ideal for systems utilizing soft gaskets or cast components, flat face flanges promote consistent gasket compression and sealing integrity. Stainless Steel Grades and Typical 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 in environments with moderate corrosion exposure, including potable water and light-duty process lines. 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: Ideal for systems exposed to chlorides, cleaning agents, or other corrosive substances such as in chemical processing, pharmaceuticals, and marine environments. 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: Frequently used in high-temperature services such as thermal processing equipment, exhaust systems, and heat exchangers due to its stability against intergranular corrosion. Applications of DIN 2634 Stainless Steel Flanges PN 25: • Chemical Processing Units Handles higher operating pressures in systems transporting acids, alkalis, and solvents. • Marine and Offshore Installations Resistant to pressure fluctuations and saltwater corrosion in offshore piping networks. • Pharmaceutical and Biotech Plants Used in clean process environments where both pressure integrity and corrosion resistance are critical. • Industrial Steam and Thermal Systems Suitable for steam distribution and thermal expansion pipelines operating under high pressure. • Power Generation Facilities Applied in turbine piping, heat recovery systems, and pressurized cooling water circuits. Key Features: • Manufactured to DIN 2634 dimensional and pressure specifications • PN 25 pressure rating supports high-pressure operation • Weld neck design ensures leak-tight, stress-resistant connections • Available in stainless steel grades 304, 316, 321 and their low-carbon variants • Superior resistance to high-temperature corrosion and chemical attack • Long-term mechanical strength and fatigue resistance • Custom sizes, finishes, and pressure ratings available upon request Conclusion: DIN 2634 stainless steel flanges PN 25 from Ladhani Metal Corporation are engineered for high-performance use in high-pressure industrial environments where safety, corrosion resistance, and durability are paramount. These flanges are ideal for chemical, marine, thermal, and high-purity applications requiring strong, leak-resistant, and corrosion-resistant connections. For technical support, customized solutions, or pricing details, contact Ladhani Metal Corporation today.

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 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.

DIN 2632 duplex steel flanges PN 10 are robust weld neck flanges manufactured in accordance with the DIN 2632 standard, designed for medium-pressure applications up to 10 bar (145 psi). These flanges are made from duplex stainless steel, a material that combines the high strength of ferritic steel with the corrosion resistance of austenitic stainless steel. This dual-phase microstructure provides excellent resistance to stress corrosion cracking, pitting, and crevice corrosion in aggressive environments. Ladhani Metal Corporation is a reputable global manufacturer and supplier of duplex steel flanges, offering products with precise dimensions, superior mechanical integrity, and full compliance with international industry standards. All flanges are rigorously inspected and tested to ensure reliability in demanding applications. Pressure Rating: • PN 10 (10 bar / 145 psi): Ideal for medium-pressure piping systems requiring a balance of strength, corrosion resistance, and cost efficiency. Flange Type: • Weld Neck Flanges Engineered with a long tapered hub for secure and stress-reducing pipe-to-flange connections. Supports smooth fluid transition and minimizes turbulence. • Flat Face (FF) Flanges Flat face construction ensures even gasket compression, suitable for use with soft gasket materials and cast equipment. Duplex Steel Grades and Composition: Duplex 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% • Manganese (Mn): ≤ 2.0% • Carbon (C): ≤ 0.03% • Iron (Fe): Balance Applications: Duplex 2205 offers outstanding resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. It is widely used in offshore platforms, chemical processing, marine environments, and desalination plants. Applications of DIN 2632 Duplex Steel Flanges PN 10: • Oil and Gas Industry Used in offshore and onshore systems handling sour gas, saltwater, and corrosive media. • Chemical and Petrochemical Ideal for reactors, heat exchangers, and piping exposed to acids, chlorides, and oxidizing substances. • Marine and Shipbuilding Provides excellent performance in seawater systems, ballast water treatment, and ship hull piping. • Desalination and Water Treatment Ensures long-term performance in high-salinity and high-chloride environments. • Pulp and Paper Applied in bleach plants and other areas exposed to aggressive chemical agents. Key Features: • Manufactured to DIN 2632 specifications • PN 10 pressure rating suitable for medium-pressure applications • Weld neck design for high-integrity, low-stress connections • Available in Duplex 2205 and Super Duplex 2507 for tailored corrosion resistance and strength • Flat face option for optimal gasket compression • Excellent resistance to stress corrosion cracking and pitting • High strength-to-weight ratio • Custom sizes, pressure classes, and finishes available upon request Conclusion: DIN 2632 duplex steel flanges PN 10 from Ladhani Metal Corporation provide a highly reliable, corrosion-resistant, and mechanically strong solution for demanding industrial applications. With advanced material options such as Duplex 2205 and Super Duplex 2507, these flanges are well-suited for marine, chemical, oil and gas, and water treatment sectors. For customized solutions, technical support, or pricing details, contact Ladhani Metal Corporation today

DIN 2632 stainless steel flanges PN 10 are precision-engineered weld neck flanges manufactured in accordance with the DIN 2632 standard. These flanges are designed for medium-pressure applications up to 10 bar (145 psi), providing strong, leak-proof connections in a wide range of industrial piping systems. Produced from high-quality stainless steel grades such as 304, 316, and 321, they deliver excellent corrosion resistance, mechanical strength, and durability even under moderately demanding environmental and operational conditions. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of stainless steel flanges, committed to consistent quality and engineering accuracy. Each flange is carefully inspected to meet relevant industry standards and environmental regulations. Pressure Rating: • PN 10 (10 bar / 145 psi): Suitable for medium-pressure pipeline systems requiring robust joint integrity and corrosion resistance. Flange Type: • Weld Neck Flanges Designed with a long tapered hub to provide secure pipe alignment and minimize stress concentrations at the flange base. This ensures smooth flow transitions and reduces turbulence. • Flat Face (FF) Flanges Flat face design facilitates even gasket compression and is ideal for systems using cast components or soft gasket materials. Stainless Steel Grades and Full Composition: Stainless Steel 304 • Chromium (Cr): 18.0 – 20.0% • Nickel (Ni): 8.0 – 10.5% • Carbon (C): ≤ 0.08% (304), ≤ 0.03% (304L) • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Suitable for general-purpose medium-pressure systems including potable water lines, food-grade applications, and light chemical processing. 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: Provides enhanced corrosion resistance for systems exposed to chlorinated water, cleaning chemicals, and mildly acidic environments. Common in pharmaceutical, marine, and chemical processing pipelines. 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: Ideal for moderate temperature and corrosion environments, frequently used in exhaust systems, thermal processing, and hygienic food equipment. Applications of DIN 2632 Stainless Steel Flanges PN 10: • Water Supply and Treatment Used in potable water and wastewater systems requiring medium-pressure handling. • Food and Beverage Industry Suitable for hygienic piping systems that operate at moderate pressures and require corrosion resistance. • Chemical Distribution Commonly used in pipelines carrying diluted or mildly aggressive chemicals. • HVAC and Ventilation Applied in duct flanges and connections for air handling and medium-pressure ventilation systems. Key Features: • Manufactured as per DIN 2632 standards • PN 10 pressure rating for medium-pressure service • Weld neck design enhances pipe-flange joint strength • Available in stainless steel grades 304, 304L, 316, 316L, and 321 • Resistant to corrosion with long service life under mechanical and environmental stresses • Suitable for food-grade, chemical, water, and HVAC applications • Custom sizes, finishes, and material grades available on request Conclusion: DIN 2632 Stainless Steel Flanges PN 10 from Ladhani Metal Corporation are engineered to meet the demands of medium-pressure industrial applications where reliability, corrosion resistance, and durability are critical. Manufactured from premium stainless steel materials, these weld neck flanges provide an economical and dependable solution across sectors such as water treatment, food processing, chemical distribution, and HVAC systems. For custom requirements, technical support, or pricing information, contact Ladhani Metal Corporation today

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

DIN 2628 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.

DIN 2628 stainless steel flanges PN 250 are precision-engineered weld neck flanges manufactured according to the DIN 2628 standard. Designed for high-pressure applications up to 250 bar (3625 psi), these flanges are essential for maintaining strength and leak-free connections in critical piping systems. Made from premium stainless steel grades such as 304, 316, and 321, these flanges offer exceptional mechanical stability, corrosion resistance, and durability under severe industrial operating conditions. Ladhani Metal Corporation is a leading manufacturer and supplier of stainless steel flanges. Our DIN 2628 PN 250 weld neck flanges are trusted in demanding sectors including oil and gas, chemical plants, marine engineering, energy infrastructure, and high-pressure process systems for their consistent quality and dependable performance. Pressure Rating: • PN 250 (250 bar / 3625 psi): Engineered for high-pressure piping systems requiring superior joint integrity and long-term sealing reliability. Flange Type: • Weld Neck Flanges Designed with a long tapered hub for high-stress applications. These flanges ensure smooth flow transition and minimize turbulence and erosion in the pipe system. • Flat Face (FF) Flanges Flat face design ensures uniform gasket compression and is suitable for systems using cast components or where flange distortion must be avoided. Stainless Steel Grades and Full Composition: Stainless Steel 304 / 304L (UNS S30400 / S30403) • 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 corrosion resistance. Commonly used in food processing, water treatment, and chemical piping. Stainless Steel 316 / 316L (UNS S31600 / S31603) • 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: Excellent resistance to chloride environments and acidic media. Widely used in marine, pharmaceutical, and chemical process plants. Stainless Steel 321 (UNS S32100) • 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: Titanium-stabilized alloy suited for high-temperature service and excellent resistance to intergranular corrosion. Common in thermal processing and aerospace exhaust systems. Applications of DIN 2628 Stainless Steel Flanges PN 250: • Oil and Gas Sector Used in pressure-critical pipelines, wellheads, and refining equipment. • Chemical and Petrochemical Industry Ideal for corrosive chemical service lines and pressurized chemical tanks. • Marine and Offshore Applications Used in seawater systems and high-pressure marine piping. • Energy and Power Generation Applied in steam, boiler, and high-pressure turbine piping systems. Key Features: • Compliant with DIN 2628 standards • PN 250 pressure class for high-pressure service • Weld neck design for optimal stress distribution • Available in stainless steel grades 304, 304L, 316, 316L, and 321 • Flat face option for uniform sealing and flange safety • Corrosion-resistant and robust under mechanical loads • Applicable in aggressive chemical, marine, and high-temperature environments • Custom sizes, materials, and finishes available upon request Conclusion: DIN 2628 Stainless Steel Flanges PN 250 from Ladhani Metal Corporation are engineered for high-pressure operations where integrity, reliability, and corrosion resistance are paramount. Available in a range of stainless steel materials including 304, 316, and 321, these weld neck flanges provide superior sealing and strength across demanding industrial sectors. Contact Ladhani Metal Corporation for custom solutions, technical assistance, or a detailed quotation.