Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered components used to protect heat exchanger and boiler tubes from erosion, scaling, slag buildup, and high-temperature oxidation. These shields are commonly applied in thermal and industrial systems where tubes are exposed to flue gases, particulate flow, and repeated thermal cycling. The half-round design ensures secure and efficient coverage over straight or curved tube sections, reducing maintenance needs and enhancing tube lifespan. SS 430 U Type Outer Half Round Tube Shield The SS 430 U Type Outer Half Round Tube Shield is fabricated from SS 430, a ferritic stainless steel known for its good corrosion resistance, oxidation resistance, and excellent formability. This outer U-type shield is specifically designed to protect the outer arc of U-bend tubes in boilers, heat exchangers, and recovery systems. SS 430 is highly resistant to stress corrosion cracking and scaling in mildly corrosive and high-temperature environments, making it a cost-effective solution for less aggressive service conditions. • Outer U Type Half Round Tube Shield – Shields the outer curvature of U-bend tubes against heat, slag, soot erosion, and surface oxidation from flue gases. Ladhani Metal Corporation is a reliable manufacturer, supplier, and exporter of SS 430 U Type Outer Half Round Tube Shields, offering dependable protection for boiler and exchanger tube bends in moderate-temperature industrial environments. Chemical Composition of SS 430 – Ferritic Stainless Steel • Carbon (C): ≤ 0.12% • Manganese (Mn): ≤ 1.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 16.0 – 18.0% • Nickel (Ni): ≤ 0.75% • Iron (Fe): Balance Applications: Ideal for moderate-temperature, mildly corrosive environments where oxidation resistance and mechanical durability are required. Uses • Outer bend protection of U-tubes in reheaters and superheaters in thermal power generation systems • Shielding of external arcs in waste heat recovery units and heat exchangers exposed to dry or clean flue gases • Coverage of U-bend tubes in utility boilers and economizers with low chloride or sulfuric gas exposure • Suitable for food processing and clean air systems requiring stable performance under elevated temperatures • Used in systems where stress corrosion cracking resistance and cost-effective shielding are priorities Features • Good corrosion and oxidation resistance – Chromium-rich alloy resists surface oxidation and rust formation at elevated temperatures • Outer arc coverage – Provides mechanical and thermal shielding for the most exposed curve of U-bend tubes • Thermal stability – Performs reliably in temperatures up to 815°C with good resistance to scaling and heat stress • Easy installation – Can be mounted using clamps, banding, or tack welding without requiring disassembly of the system • Precision fit – Custom-fabricated to fit specific tube diameters and radii, ensuring secure, movement-free installation • Economical solution – Offers dependable performance at a lower cost compared to austenitic stainless steels Applications • thermal and captive power plants – Installed on U-bend outer arcs in superheaters and economizers exposed to moderate flue gases • heat recovery systems – Shields bends in WHRB and HRSG systems operating under low-corrosive and oxidizing conditions • general industrial boilers – Protects tube surfaces from surface scaling and minor gas abrasion • process industries – Suitable for clean air and low-chloride gas systems in the food, paper, or light chemical sectors • HVAC and ventilation systems – Used in exhaust and heating systems requiring corrosion-resistant but cost-effective shielding Conclusion The SS 430 U Type Outer Half Round Tube Shield by Ladhani Metal Corporation—manufacturer, supplier, and exporter—is a cost-effective and reliable protective component for U-bend tube outer surfaces in industrial systems. With good oxidation resistance, structural integrity under moderate heat, and easy installation, it is ideal for power plants, recovery systems, and clean process industries where durable but economical shielding is required. For technical consultation, custom orders, or quotations, please contact Ladhani Metal Corporation

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered components used to protect boiler and heat exchanger tubes from erosion, scaling, and high-temperature corrosion. These shields are widely applied in industrial systems exposed to thermal cycling, aggressive gases, and particulate flow. Their half-round shape allows for simple and secure installation over straight or curved tube surfaces, extending tube life and reducing maintenance needs. SS 410 U Type Outer Half Round Tube Shield The SS 410 U Type Outer Half Round Tube Shield is made from SS 410, a hardenable martensitic stainless steel known for its excellent strength, toughness, and moderate corrosion resistance. This outer U-type configuration is designed to protect the external arc of U-bend tubes in heat exchangers, boilers, and reheaters where abrasive flue gases and mechanical wear are common. SS 410’s hardness and resistance to thermal fatigue make it suitable for shielding outer tube surfaces exposed to harsh industrial environments. • Outer U Type Half Round Tube Shield – Protects the outer curvature of U-bend tubes from erosion, scaling, and mechanical impact caused by high-velocity gas and slag deposits. Ladhani Metal Corporation is a trusted manufacturer, supplier, and exporter of SS 410 U Type Outer Half Round Tube Shields, offering durable solutions for power generation and high-temperature applications. Chemical Composition of SS 410 – Martensitic Stainless Steel • Carbon (C): 0.08 – 0.15% • Manganese (Mn): ≤ 1.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 11.5 – 13.5% • Nickel (Ni): ≤ 0.75% • Iron (Fe): Balance Applications: Suitable for high-temperature environments with abrasive gas flow and mechanical stress, where moderate corrosion resistance is sufficient. Uses • Outer arc protection for U-bend tubes in boilers, superheaters, and reheaters in thermal power plants • Shields tube bends in economizers and waste heat recovery systems from flue gas erosion • Applied in return bends in gas processing heaters and exhaust systems subjected to particulate flow • Ideal for high-strength, mechanically demanding environments where wear resistance is critical • Used in utility boilers, process furnaces, and other industrial systems operating under moderate corrosion and high heat conditions Features • High mechanical strength – Martensitic structure provides excellent hardness and wear resistance for abrasive service conditions • Moderate corrosion resistance – Chromium content offers basic protection against oxidation and steam exposure • Outer bend coverage – Shields the most exposed and impact-prone arc of the U-bend tube • Precision fit – Custom-fabricated to match tube diameters and bend radii, ensuring tight, vibration-free installation • Easy to install – Mountable using stainless steel bands, clamps, or tack welds without dismantling the system • Cost-effective – Offers durable tube protection with high strength at a lower material cost compared to austenitic grades Applications • power generation – Protects outer curves of U-bend tubes in high-temperature zones of boilers and reheaters • petrochemical processing – Shields tube bends in process heaters and reformers from thermal and gas erosion • waste heat recovery – Applied in WHRBs and HRSGs to guard against slag impact and scale formation • industrial furnaces – Suitable for high-wear zones where heat and particulate flow cause surface degradation • general industry – Used in utility boilers and gas exhaust systems where mechanical protection is needed with moderate corrosion resistance Conclusion The SS 410 U Type Outer Half Round Tube Shield by Ladhani Metal Corporation—manufacturer, supplier, and exporter—is a reliable and economical solution for protecting U-bend tube outer surfaces in boilers, heat exchangers, and thermal process systems. With excellent mechanical strength, good thermal stability, and moderate corrosion resistance, it is ideal for industrial applications that demand abrasion resistance and long service life in high-temperature environments. For technical consultation, custom orders, or quotations, please contact Ladhani Metal Corporation.

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are specially designed components used to protect boiler and heat exchanger tubes from erosion, wear, and high-temperature damage. Manufactured with precision and expertise, these shields ensure enhanced tube life, reduced maintenance, and efficient operation in demanding industrial environments. SS 304L Half Round Tube Shield The SS 304L Half Round Tube Shield is a semi-circular protective cover made from high-quality stainless steel grade 304L. It is widely used in thermal and mechanical systems where tube surfaces are exposed to harsh operating conditions. The lower carbon content in SS 304L offers enhanced weldability and minimizes the risk of carbide precipitation, making it ideal for high-temperature and corrosive environments. The half-round design allows for easy installation over tubes while ensuring robust protection from flue gases, abrasives, and thermal stress. Manufactured using stainless steel grade 304L, these half-round tube shields are semi-cylindrical covers that are clamped or welded over exposed tubes. The “L” in SS 304L denotes “Low Carbon,” which offers improved resistance to sensitization during welding or prolonged exposure to elevated temperatures, making it more suitable for high-temperature and corrosive conditions compared to standard SS 304. The shields are formed with precision to ensure a snug fit over tubes and provide maximum protection without disrupting heat transfer or fluid flow. Chemical Composition of SS 304L – Austenitic Stainless Steel • Carbon (C): ≤ 0.030% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 18.0 – 20.0% • Nickel (Ni): 8.0 – 12.0% • Iron (Fe): Balance Applications: Widely used in boilers, heat exchangers, steam lines, and furnaces due to its excellent corrosion resistance, weldability, and performance in high-temperature service conditions. Uses – SS 304L Half Round Tube Shield • Boiler Tube Protection – Used to safeguard boiler tubes from high-temperature flue gases, ash erosion, and abrasive particles, ensuring extended service life and reduced downtime. • Heat Exchanger Tube Shielding – Protects heat exchanger tubes from corrosive process fluids and turbulent flow, helping to maintain performance and reduce maintenance frequency. • Furnace Gas Flow Wear Prevention – Installed in furnace environments where high-velocity gases and thermal cycling can cause severe tube wear, acting as a durable barrier. • Petrochemical & Refinery Applications – Shields critical tubing in high-temperature and chemically aggressive environments, improving resistance to oxidation and corrosion. Applications – SS 304L Half Round Tube Shield • Thermal Power Stations – Ideal for boiler systems and superheater tubes exposed to extreme thermal and flow conditions. • Refineries & Petrochemical Plants – Used in cracking units, reformers, and reactors where temperature and corrosion challenges are common. • Heat Recovery Steam Generators (HRSGs) – Enhances protection of tubes in combined cycle power plants and improves system reliability. • Chemical Processing Units – Prevents corrosion and surface degradation in harsh chemical flow environments. • Pulp and Paper Industry – Protects process tubes in digesters, recovery boilers, and steam-generating systems. • Industrial Boilers and Steam Systems – Ensures long-lasting tube integrity in high-pressure and high-temperature steam applications. Benefits • Extended Tube Life: Reduces repair frequency and tube replacement cycles. • Cost Efficiency: Minimizes downtime and maintenance-related expenses. • Reliable Performance: Maintains mechanical integrity under fluctuating temperatures and pressure conditions. • Sustainability: Enhances energy efficiency by maintaining consistent heat transfer performance. Conclusion The SS 304L Half Round Tube Shield by Ladhani Metal Corporation is an ideal solution for protecting critical tube systems in aggressive and high-temperature environments. Designed for high performance and long-lasting reliability, these shields help extend the lifespan of tubing systems while reducing downtime and maintenance costs. With customizable options, premium materials, and expert fabrication, Ladhani Metal Corporation is your trusted partner in tube protection solutions. For more details, inquiries, or to request a quote, please contact Ladhani Metal Corporation.

DIN 2573 Monel Flanges PN 6 are premium-quality, low-pressure plate flanges crafted from Monel alloys, specifically engineered for systems that operate in highly corrosive and aggressive environments. Manufactured in accordance with DIN 2573 standards, these flanges offer excellent resistance to seawater, acids, and high-temperature conditions, making them an ideal choice for industries such as marine engineering, chemical processing, oil and gas, and power generation. The exceptional properties of Monel alloys ensure durability and reliability in applications requiring strong resistance to pitting, crevice corrosion, and stress corrosion cracking. Ladhani Metal Corporation is a trusted manufacturer and global supplier of Monel alloy flanges, delivering high-quality products that meet rigorous international standards. The DIN 2573 flange design ensures easy installation and provides a secure, leak-free connection, even in low-pressure, harsh environments. Pressure Rating: • PN 6 (6 bar / 87 psi): Designed for low-pressure applications in corrosive and high-temperature environments where Monel’s strength and resistance to corrosion are critical for long-term performance. Flange Types: • Plate Flanges Flat flanges ideal for bolted connections in piping systems where gasket sealing is required, providing secure, leak-free operation in low-pressure systems. • Flat Face (FF) Flanges Used with flat gaskets and mating surfaces, ensuring uniform contact and load distribution, particularly when joining with non-metallic components or cast iron systems. • Slip-On Flanges These flanges slip over the pipe, providing easy alignment and easy-to-weld connections, ideal for low-pressure applications with moderate pressure fluctuations. • Custom-Machined Flanges Tailored to meet specific dimensional and material requirements, available in various sizes, grades, and face finishes to suit the needs of custom applications. Monel Grades and Composition: Monel 400 (UNS N04400) Composition: • Nickel (Ni): 63.0 – 70.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe): ≤ 2.5% • Manganese (Mn), Silicon (Si), Carbon (C): Trace amounts Applications: Monel 400 is widely used in marine environments, chemical processing, and heat exchangers, where it is subjected to both high temperatures and exposure to saltwater or acids. Its superior resistance to corrosion and oxidation makes it a preferred material in demanding applications like pumps, valves, and marine piping systems. Monel K-500 (UNS N05500) Composition: • Nickel (Ni): 63.0 – 70.0% • Copper (Cu): 27.0 – 33.0% • Aluminum (Al): 2.3 – 3.2% • Titanium (Ti): 0.35 – 0.85% • Iron (Fe): ≤ 2.5% Applications: Monel K-500 offers higher strength and hardness compared to Monel 400, making it suitable for applications in oil and gas extraction, marine industries, and aerospace systems, where both corrosion resistance and high mechanical properties are required. Applications of DIN 2573 Monel Flanges: • Chemical and Petrochemical Plants: Monel flanges are ideal for use in chemical reactors, exchangers, and pipelines handling aggressive chemicals like sulfuric acid, hydrochloric acid, and caustics. • Marine and Offshore Engineering: Highly resistant to seawater corrosion, Monel flanges are used extensively in marine piping systems, offshore oil rigs, and shipbuilding applications where exposure to saltwater and harsh weather conditions is frequent. • Oil and Gas Industry: Monel flanges are often used in production platforms, refineries, and pipelines exposed to brine and acidic substances, offering both strength and resistance to corrosion under high-stress conditions. • Power Generation: Used in systems handling high-temperature steam and corrosive environments, Monel flanges provide reliable service for high-performance power plant components. • Desalination and Water Treatment: With their corrosion resistance to saline environments, Monel flanges are also ideal for seawater desalination plants and water treatment facilities. Key Features: • Manufactured according to DIN 2573 standards • Rated for PN 6 low-pressure systems, with exceptional resistance to corrosion • Outstanding performance in highly corrosive, high-temperature environments • Available in Monel 400, Monel K-500, and other Monel alloys • High strength-to-weight ratio for reliable long-term performance • Suitable for marine, offshore, chemical, and power generation applications • Available with custom drilling, surface finishes, and flange faces Conclusion: DIN 2573 Monel Flanges PN 6 from Ladhani Metal Corporation provide unmatched durability, corrosion resistance, and performance in low-pressure applications exposed to challenging chemical, thermal, and environmental conditions. For custom dimensions, material selections, or technical support, contact Ladhani Metal Corporation today.

Ladhani Metal Corporation is a leading manufacturer and exporter of DIN 2565 duplex flanges, designed for reliable, high-strength connections in low-pressure piping systems. Manufactured in accordance with DIN 2565 standards and typically offered with a PN 6 pressure rating, these flanges are ideal for threaded pipe joints where welding is not required. Duplex flanges are crafted from duplex stainless steel, known for its dual-phase microstructure that combines the strength of ferritic steel with the corrosion resistance of austenitic steel. This makes them an excellent choice for applications where both mechanical performance and resistance to harsh environments are critical. Flange Types: • Threaded (Screwed) Flanges: Designed for easy installation and disassembly without welding, suitable for systems requiring frequent maintenance. • Raised Face (RF) Flanges: Enhances gasket sealing capabilities, ensuring leak-proof performance in pressurized systems. • Flat Face (FF) Flanges: Commonly used in low-pressure piping systems, especially with non-metallic gaskets. • Forged Threaded Flanges: Manufactured through forging for improved toughness, impact resistance, and pressure-handling capabilities. Duplex Steel Grades and Composition: Duplex 2205 (UNS S31803 / S32205) o Chromium (Cr): 22.0 – 23.0% o Nickel (Ni): 4.5 – 6.5% o Molybdenum (Mo): 3.0 – 3.5% o Nitrogen (N): 0.14 – 0.20% o Iron (Fe): Balance Applications: Ideal for chemical processing, marine applications, and high-chloride environments due to excellent pitting and crevice corrosion resistance. Applications of DIN 2565 Duplex Flanges: • Chemical and Petrochemical Industries: Withstand acidic and chloride-rich environments. • Marine and Offshore Structures: Resistant to seawater corrosion and stress corrosion cracking. • Oil & Gas Industry: Used in pressure vessels, heat exchangers, and subsea pipelines. • Pulp and Paper Industry: Excellent resistance to sulfide and chloride attack. • Desalination Plants: Long-lasting performance in salt-heavy environments. Key Features: • Compliant with DIN 2565 standard and PN 6 pressure rating • Superior strength and stress resistance compared to standard stainless steels • Excellent resistance to pitting, crevice, and stress corrosion cracking • Available in Duplex 2205 and Super Duplex 2507 grades • Delivered with full traceability and third-party inspection certificates Conclusion: DIN 2565 duplex flanges from Ladhani Metal Corporation are engineered for optimal performance in environments demanding both strength and corrosion resistance. Their robust construction, advanced metallurgy, and precise engineering make them ideal for industries where reliability and safety are paramount. For technical specifications, pricing, or bulk order inquiries, reach out to Ladhani Metal Corporation today.

The DIN 2558 Duplex Flange PN 6 is a high-quality, precision-engineered piping component designed to deliver exceptional mechanical strength and corrosion resistance in harsh industrial environments. Manufactured to DIN (Deutsches Institut für Normung) standards, these flanges are produced using premium duplex stainless steels, which combine the benefits of both austenitic and ferritic stainless steels. Ladhani Metal Corporation supplies these flanges with a strong focus on durability, reliability, and performance under challenging operating conditions. Duplex flanges are widely used in industries such as oil and gas, petrochemical, marine, desalination, pulp and paper, and chemical processing—where resistance to stress corrosion cracking, pitting, and crevice corrosion is essential. The PN 6 pressure rating (6 bar or approximately 87 psi) makes these flanges suitable for medium-pressure systems that demand both structural integrity and long service life. Types: Weld Neck Flange – Provides a robust, welded connection ideal for high-stress, high-temperature applications. Slip-On Flange – Offers ease of installation and is welded on both the inner and outer surfaces for a secure fit. Blind Flange – Used to close the end of a pipe system, ensuring leak-tight sealing. Threaded Flange – Allows for easy, non-welded connection to piping systems with threaded ends. Socket Weld Flange – Ideal for smaller-diameter high-pressure lines, offering smooth flow and strong connections. Grades & Chemical Composition: Duplex 2205 (UNS S31803/S32205): Chromium (Cr): 21.0 – 23.0% Nickel (Ni): 4.5 – 6.5% Molybdenum (Mo): 2.5 – 3.5% Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 1.0% Nitrogen (N): 0.14 – 0.20% Carbon (C): ≤ 0.03% Iron (Fe): Balance Key Features: Excellent resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. Superior strength compared to standard stainless steels PN 6 Rating: The PN 6 rating signifies a nominal pressure capacity of 6 bar (approximately 87 psi), making these flanges suitable for medium-pressure applications in both industrial and marine systems where enhanced corrosion resistance and mechanical strength are required. Features: Corrosion Resistance: Excellent resistance to a wide range of corrosive environments, especially chlorides and sulfides. High Strength: Duplex steel offers nearly twice the strength of conventional austenitic stainless steel, reducing wall thickness and weight. Stress Corrosion Resistance: Ideal for applications involving aggressive media and fluctuating temperatures. Longevity: Designed to offer extended service life with minimal maintenance in severe environments. Versatile Use: Applicable in offshore platforms, chemical plants, desalination systems, and high-performance piping networks . Cost-Efficient: Combines strength and corrosion resistance, often allowing for reduced material thickness and overall system weight. Ladhani Metal Corporation ensures that each DIN 2558 Duplex Flange is precision-machined and rigorously tested to meet or exceed international standards. These flanges offer a reliable, leak-proof solution for critical piping systems, balancing performance, safety, and long-term value.

DIN 2544 Carbon Steel flanges are flanges manufactured according to the DIN 2544 standard, specifically designed for use with carbon steel pipes. Carbon steel is a commonly used material in the manufacturing of flanges due to its strength, durability, and cost-effectiveness. These flanges are widely used in various industries such as oil and gas, chemical processing, power plants, and water treatment, where high strength and reliability are required in medium to high-pressure systems. Key Features: Material: Carbon steel (typically grades like ASTM A105, A350 LF2, and A234 WPB). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, meaning they can withstand pressures up to 25 bar (2500 kPa). Strength: Carbon steel flanges are known for their high tensile strength, making them suitable for high-pressure applications. Durability: Carbon steel flanges are durable and can withstand harsh operating conditions, such as high temperatures and mechanical stresses. Cost-Effective: Compared to other materials, carbon steel flanges are more affordable, offering a balance between strength, performance, and cost. Types of DIN 2544 Carbon Steel Flanges: Weld Neck Flange (WN): These flanges are used in high-pressure applications where a strong, leak-proof connection is necessary. The flange neck is welded to the pipe, ensuring a secure and reliable joint. Slip-On Flange (SO): These flanges are easy to install by slipping them over the pipe and welding both inside and outside. They are commonly used in low to medium-pressure applications. Blind Flange (BL): These flanges are used to close the ends of pipes, vessels, or other openings, providing a secure seal. Threaded Flange (TH): These flanges are screwed onto the pipe, which eliminates the need for welding. They are ideal for applications where welding is not feasible. Socket Weld Flange (SW): These flanges are designed for smaller pipe sizes, where the pipe is inserted into the socket and welded into place for a secure joint. Grades of Carbon Steel: ASTM A105: A common grade of carbon steel used in flanges, ideal for low- to medium-pressure applications in the oil, gas, and petrochemical industries. It contains approximately 0.35% carbon (C), 0.60-0.90% manganese (Mn), 0.03% phosphorus (P), 0.05% sulfur (S), with the balance being iron (Fe). ASTM A350 LF2: A low-temperature carbon steel that is commonly used in the construction of flanges for applications in low-temperature environments. it includes around 0.30% carbon (C), 1.00-1.50% manganese (Mn), 0.03% phosphorus (P), 0.03% sulfur (S), with the balance being iron (Fe). A234 WPB: A material used for manufacturing carbon steel flanges in piping systems, particularly for use in high-temperature and high-pressure systems.the composition typically consists of 0.30% carbon (C), 1.00-1.20% manganese (Mn), 0.03% phosphorus (P), 0.03% sulfur (S), and the balance being iron (Fe). Pressure Rating (PN 25): PN 25 means the flange is rated to withstand pressures of up to 25 bar (2500 kPa), making it suitable for moderate to high-pressure applications. Summary: DIN 2544 Carbon Steel flanges are strong, durable, and cost-effective components used in various industries, including oil and gas, chemical processing, and power plants. Ladhani Metal Corporation offers a wide variety of carbon steel flanges, including weld neck, slip-on, blind, threaded, and socket weld types, with pressure ratings up to PN 25.

DIN 2544 Super Duplex Flanges are flanges manufactured according to the DIN 2544 standard in Germany. These flanges are designed for use with super duplex stainless steel, a higher alloyed version of duplex stainless steel that combines the properties of ferritic and austenitic steels. Super duplex steel provides excellent strength, exceptional resistance to corrosion, particularly in aggressive environments, and is ideal for industries like chemical, oil and gas, petrochemical, and marine. Key Features: Material: Super duplex stainless steel (typically Grade 2507). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, designed to handle a pressure of 25 bar (2500 kPa). Corrosion Resistance: Super duplex steel offers superior resistance to pitting, crevice, and stress corrosion cracking, especially in chloride-rich environments. Strength: It has higher tensile strength and resistance to corrosion compared to standard duplex or austenitic stainless steels. Types of DIN 2544 Super Duplex Flanges: Weld Neck Flange (WN): Commonly used for high-pressure applications where strength and a leak-proof seal are critical. Slip-On Flange (SO): Easier to install, sliding over the pipe and welded both inside and outside. Blind Flange (BL): Used to close the ends of a pipeline or vessel. Threaded Flange (TH): Screwed onto the pipe without welding, allowing for easy removal. Socket Weld Flange (SW): For smaller pipe sizes, where the pipe is inserted into the socket and welded in place. Grades of Super Duplex Stainless Steel: Grade 2507 (Super Duplex): This grade provides exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. It also offers high strength and good weldability. Chemical Composition of Grade 2507: Carbon (C): ≤ 0.03% Chromium (Cr): 24.0% - 26.0% Nickel (Ni): 6.0% - 8.0% Molybdenum (Mo): 3.0% - 5.0% Manganese (Mn): ≤ 1.2% Silicon (Si): ≤ 1.0% Phosphorus (P): ≤ 0.03% Sulfur (S): ≤ 0.02% Nitrogen (N): 0.20% - 0.30% Iron (Fe): Balance Pressure Rating (PN 25): PN 25 indicates the flange can withstand pressures up to 25 bar (or 2500 kPa). This rating is ideal for systems where moderate to high pressures are involved. Summary: DIN 2544 super duplex flanges are robust, corrosion-resistant components made from super duplex stainless steel, typically used in high-pressure, high-strength, and corrosive environments. They come in various types, including weld neck, slip-on, blind, threaded, and socket weld. The most common material is Grade 2507 super duplex stainless steel, known for its high strength and excellent corrosion resistance. PN 25 flanges are rated for pressures up to 25 bar. #flanges #din2544flanges #din2544superduplexflanges #superduplexflanges

DIN 2544 duplex flanges are a type of flange manufactured according to the DIN 2544 standard in Germany. These flanges are designed for duplex stainless steel applications, which is a combination of ferritic and austenitic stainless steel. Duplex steel offers high strength and corrosion resistance, particularly in aggressive environments, making it suitable for various industries like chemical, oil and gas, and marine. Key Features: Material: Duplex stainless steel (typically grades 1.4462, 2205, or 2507). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, meaning they are designed to handle a pressure of 25 bar (2500 kPa). Corrosion Resistance: Duplex steel offers superior resistance to corrosion, especially in chloride-rich environments. Strength: It has higher tensile strength compared to standard austenitic stainless steels. Types of DIN 2544 Duplex Flanges: Weld Neck Flange (WN): Commonly used for high-pressure and high-temperature applications, where strength and leak-proof joints are required. Slip-On Flange (SO): These are easier to install, sliding over the pipe, and welded both inside and outside. Blind Flange (BL): Used to close the ends of a pipeline or vessel. Threaded Flange (TH): These flanges are screwed onto the pipe without welding, making them easier to remove. Socket Weld Flange (SW): For smaller pipe sizes, where the pipe is inserted into the socket and welded in place. Grades of Duplex Stainless Steel: Grade 2205 (1.4462): · The most commonly used duplex stainless steel, offering a good balance of strength, toughness, and corrosion resistance. · Carbon (C): ≤ 0.03%, Chromium (Cr): 22.0% - 23.0%, Nickel (Ni): 4.5% - 6.5%, Molybdenum (Mo): 3.0% - 3.5%, Manganese (Mn): ≤ 2.0%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.08% - 0.20%, Iron (Fe): Balance. Grade 2507 (Super Duplex): · A higher alloyed grade of duplex stainless steel, providing improved resistance to pitting and crevice corrosion, especially in very harsh environments. · Carbon (C): ≤ 0.03%, Chromium (Cr): 24.0% - 26.0%, Nickel (Ni): 6.0% - 8.0%, Molybdenum (Mo): 3.0% - 5.0%, Manganese (Mn): ≤ 1.2%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.20% - 0.30%, Iron (Fe): Balance. Pressure Rating (PN 25): PN 25 indicates the flange can withstand pressures up to 25 bar (or 2500 kPa). This rating is ideal for systems where moderate to high pressures are involved. Summary: DIN 2544 duplex flanges are robust, corrosion-resistant components made from duplex stainless steel, typically used in high-pressure and corrosive environments. They come in various types, including weld neck, slip-on, blind, threaded, and socket weld. Common materials include 2205 duplex and 2507 super duplex stainless steels. PN 25 flanges are rated for pressures up to 25 bar. #flanges #din2544 #din2544duplexflanges #din2544flanges