Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are purpose-built components designed to extend the life of boiler, heat exchanger, and process tubes by offering robust protection from erosion, scaling, and thermal impact. These shields are essential for maintaining system performance and reducing unscheduled downtime in industries that operate under demanding thermal and mechanical conditions. SS 420 Half Round Tube Shield The SS 420 Half Round Tube Shield is a semi-cylindrical protector fabricated from martensitic stainless steel grade 420. Known for its high hardness, wear resistance, and moderate corrosion resistance, SS 420 is ideally suited for applications where abrasion and mechanical stress are predominant concerns. The half-round configuration ensures a secure fit over existing tubes, creating a physical barrier against direct exposure to high-velocity gases, fly ash, and thermal shocks. Its ability to retain strength at elevated temperatures makes it suitable for use in utility boilers, air preheaters, and other high-wear process systems. Chemical Composition of SS 420 – Martensitic Stainless Steel • Carbon (C): 0.15 – 0.40% • Manganese (Mn): ≤ 1.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 12.0 – 14.0% • Nickel (Ni): ≤ 0.75% • Iron (Fe): Balance Uses • Boiler Tube Protection – Provides abrasion resistance in flue gas paths, soot blower zones, and areas exposed to particulate erosion in industrial boilers. • Heat Exchanger Shielding – Minimizes mechanical damage caused by turbulent flow and particulate-laden fluids, preserving heat transfer efficiency. • Furnace Tube Guarding – Protects furnace and kiln tubes from thermal scale buildup and flame impingement in harsh operating zones. • Steam and Condensate Systems – Shields tubes from vibration, pressure cycling, and moderate steam-induced corrosion. • Ash and Gas Flow Zones – Ideal for protecting tubes in areas of fly ash impact or high-speed combustion gas flow in WTE and biomass plants. Features • High Surface Hardness – Excellent resistance to surface wear, impact, and mechanical abrasion due to its high carbon and martensitic structure. • Moderate Corrosion Resistance – Withstands oxidizing and mildly corrosive conditions up to 650°C, suitable for moderate industrial atmospheres. • Structural Integrity – Maintains strength under pressure and temperature cycling, offering long service life in mechanical protection roles. • Easy Installation – The half-round design enables fast application in the field with minimal disruption to tube layout or operation. • Finishing Options – Available in bright annealed, pickled, or passivated surfaces depending on operational requirements. • Custom Built – Offered in varied lengths, diameters, thicknesses, and attachment styles (clamp-on or weld-on) to match specific installations. Applications • Thermal and Biomass Power Stations – Used to protect boiler tubes from ash erosion and gas turbulence in high-velocity flue paths. • Cement and Steel Industries – Shields kiln and heat recovery tubes from particulate impact, slag, and high-temperature dust environments. • Waste-to-Energy Plants – Guards tubes in combustion chambers and economizers where gas stream erosion and soot buildup are persistent issues. • Oil Refineries – Applied in heat exchangers and preheater tubes exposed to abrasive flow or moderate corrosion risk. • Pulp and Paper Mills – Used in black liquor recovery boilers and steam generators handling fibrous or corrosive waste products. • Air Preheaters – Ideal for tubes located in dust-laden environments requiring protection against wear and gas abrasion. Conclusion The SS 420 Half Round Tube Shield from Ladhani Metal Corporation offers a high-performance, wear-resistant solution for tube protection in mechanically aggressive and thermally intensive environments. Its martensitic structure provides outstanding surface hardness, making it especially effective in soot blower zones, high-velocity ducts, and areas subject to abrasive particle flow. While not intended for severe chemical environments, SS 420 delivers exceptional value where mechanical durability is the top priority. With full customization options and precision manufacturing, Ladhani Metal Corporation ensures durable, reliable shielding products tailored to your plant’s exact operational needs. For technical consultations, order customization, or to request a quotation, please contact Ladhani Metal Corporation.

Ladhani Metal Corporation offers top-grade SS 316 Outer Half Round 90 Degree Bend Tube Shields designed to provide robust protection to the outer curvature of U-bend and 90-degree return tubes in boilers, superheaters, heat exchangers, and waste heat recovery systems. Manufactured from austenitic stainless steel SS 316, these shields offer superior resistance to pitting, crevice corrosion, and chloride-induced attack, making them ideal for environments with aggressive chemical exposure and high-temperature steam. The shields feature a precisely contoured semi-cylindrical shape that wraps securely around the outer arc of curved tubes. This design creates a physical barrier against flue gas erosion, fly ash impingement, and thermal degradation. Ladhani Metal Corporation—an established manufacturer, supplier, and exporter—provides fully customizable SS 316 bend shields to suit a wide range of boiler and process equipment configurations. SS 316 Grade Chemical Composition – Austenitic Stainless Steel • Carbon (C): ≤ 0.08% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 16.0 – 18.0% • Nickel (Ni): 10.0 – 14.0% • Molybdenum (Mo): 2.0 – 3.0% • Iron (Fe): Balance Applications: Specifically suited for high-chloride and corrosive service conditions in boilers, HRSGs, WHRBs, and industrial heat exchangers. Uses • Protection of 90-degree bends and U-bends in superheaters and reheaters • Shields return tube arcs in marine boilers, HRSGs, and process steam systems • Ideal for corrosive environments in petrochemical, desalination, and coastal plants • Guards curved sections in heat exchangers, WHRBs, and flue gas circuits Features • Excellent corrosion resistance – Molybdenum enhances protection in chloride-laden atmospheres • High-temperature stability – Performs reliably under fluctuating thermal loads • Erosion resistance – Shields tube curves from ash erosion and gas flow impingement • Precision-formed – Engineered to match tube diameter and bend radius for accurate fit • Versatile installation – Can be tack welded, clamped, or banded securely • Custom options – Available in multiple wall thicknesses, lengths, and curvature specifications Applications • Thermal power plants – Used to shield U-bends in superheater and reheater coils • Chemical plants – Provides long-term protection in acidic or steam-rich environments • HRSGs and WHRBs – Prevents erosion in high-velocity flue gas areas • Marine and coastal installations – Resists corrosion from saltwater-laden air and gases Conclusion The SS 316 Outer Half Round 90 Degree Bend Tube Shield by Ladhani Metal Corporation offers durable, high-performance protection for boiler and exchanger tubes in harsh service conditions. Its superior corrosion resistance, thermal durability, and precision engineering make it a reliable choice for extending tube life and reducing unplanned outages. For custom sizing, material selection, or technical specifications, contact Ladhani Metal Corporation. #Mumbai #Pune #Ahmedabad #Vadodara #Surat #Rajkot #Jamnagar #Bharuch #Ankleshwar #Vapi #Delhi #Faridabad #Ghaziabad #Noida #Gurugram #Chennai #Coimbatore #Tiruchirappalli #Hyderabad #Visakhapatnam #Vijayawada #Bangalore #Mangalore #Mysore #Kolkata #Durgapur #Asansol #Bhubaneswar #Rourkela #Raipur #Bhilai #Bilaspur #Nagpur #Nashik #Aurangabad #Indore #Bhopal #Jabalpur #Kanpur #Lucknow #Varanasi #Jaipur #Kota #Udaipur #Jodhpur #Chandigarh #Ludhiana #Jalandhar #Haridwar #Dehradun #Agra #Meerut #Aligarh #Moradabad #Bareilly #Mathura #Gwalior #Rewa #Satna #Sagar #Ujjain #Ratlam #Solapur #Kolhapur #Amravati #Akola #Jalgaon #Latur #Sangli #Nanded #Gandhinagar #Bhavnagar #Mehsana #Surendranagar #Junagadh #Nadiad #Nizamabad #Karimnagar #Warangal #Kurnool #Nellore #Tirupati #Salem #Erode #Madurai #Tirunelveli #Thoothukudi #Belgaum #Hubli #Tumkur #Hassan #Cuttack #Sambalpur #Jamshedpur #Ranchi #Dhanbad #Patna #Gaya #Muzaffarpur #TubeShield #HalfTubeShield #SSHalfRoundShield #BoilerTubeShield #BoilerShield #TubeProtection #Tubeshieldmanufacturer #BoilerTubeProtection #SSTubeShield #MetalIndustry #SteelFabrication #IndustrialShielding #SS304Shield #SS316Shield #StainlessSteelShield #WeldOnShield #WeldedTubeShield #TubeCladding #BoilerTubeSleeve #TubeSleeve #MetalFabrication #PowerPlantSupplies #RefineryEquipment #ProcessIndustry #MetalComponent #TubeShieldForBoilers #BoilerParts #SteelSolutions #TubeShieldManufacturer #TubeShieldSupplier #SSShielding #IndustrialTubeShield #BoilerTubeGuard #CustomMetalParts #SteelIndustryIndia #MetalEngineering #HeavyIndustrySupply #StainlessSteelIndia #SteelExporters #MetalComponentExport #FabricatedProducts #SteelDealer #IndustrialSupplyIndia #BoilerTubeFittings #TubeShieldingSolutions #HalfTubeCover #HeatExchangerShield #halftubeshield #utypehalftubeshield #tubeshieldexporter

What is a Half Round Tube Shield? A Half Round Tube Shield is a specially designed metal cover that fits over the external curvature of tubes or pipes. It is commonly used in boilers, heat exchangers, and various high-temperature piping systems to prevent damage caused by erosion, corrosion, high-velocity gas flow, and thermal fatigue. These shields serve as a first line of defense by absorbing mechanical and chemical wear, thereby significantly extending the life of the underlying tubes. Tube shields are essential in high-stress areas where exposure to combustion gases, ash particles, or high-velocity steam can quickly degrade unprotected surfaces. By preventing direct impact on the base metal, they help reduce operational downtime, lower maintenance costs, and prevent unexpected system failures. In boiler systems, tube shields are especially important to avoid tube thinning and ruptures, ensuring safer and more efficient operation. Product Overview At Ladhani Metal Corporation, we manufacture and supply premium-quality Half Round Tube Shields for a wide range of industrial applications. Our products are known for their dimensional accuracy, durability, and superior resistance to wear and corrosion. Designed for harsh operating environments, our tube shields can be customized in terms of thickness, radius, length, and grade to suit specific operating requirements. Whether you require protection for straight tubes, bends, or special boiler tube configurations, we have a solution tailored for you. Available Grades We manufacture Half Round Tube Shields using high-performance stainless steel and alloy steel grades that are selected based on their mechanical strength, temperature tolerance, and corrosion resistance. Stainless Steel Grades: • SS 304, SS 304L • SS 316, SS 316L • SS 310, SS 310S • SS 410, SS 420, SS 430 Heat-Resistant & Alloy Steel Grades: • 1Cr18Ni9Ti • Cr25Ni20 • 1Cr25Ni20Si2 • Cr23Ni13 • 1Cr20Ni14Si2 • 1Cr13 These materials ensure the shields can withstand aggressive media, thermal cycling, and high-velocity particulate flow without cracking or deforming over time. Types of Half Round Tube Shields We offer various forms of Half Round Tube Shields to match different tube geometries and boiler configurations: • U-Type Half Round Tube Shield Designed to cover both the top and sides of the tube, offering extended protection in U-bend areas where wear is most common. • U-Type Outer Half Round Tube Shield Specifically shaped to shield the outer curvature of U-bend tubes, ideal for areas exposed to direct flame or gas flow. • U-Type Inner Half Round Tube Shield Fits the inner curvature of U-bend tubes to protect against erosion caused by high-velocity media turning around the bend. • Half Round Tube Shield for LTSH Type Custom-made to fit tubes in Low Temperature Super Heater (LTSH) sections, providing protection from ash and flue gases. • Half Round Straight Tube Shield Standard half-round shields used for straight tube sections, offering easy installation and effective protection. • Half Round Tube Shield for R/H Tube Designed for Reheater (R/H) tubes, typically found in high-temperature zones; made from heat-resistant materials. • Half Round Shield for Tube A general-purpose shield suitable for various industrial tubes requiring surface protection. • Half Round Tube Shield for WW Screen Engineered to fit water wall screen tubes, protecting against slagging and high radiant heat. • Half Round Tube Shield for Boiler Tube Specifically designed for boiler applications, these shields reduce wear cau Each type is designed for easy integration into existing boiler or piping systems, whether for repair, reinforcement, or preventive maintenance. Key Features ✔ High Durability – Effectively resists erosion, mechanical abrasion, scaling, and chemical attack ✔ Accurate Half-Round Fit – Custom-formed to ensure close contact and full protection of tube surface ✔ Weld-On or Clip-On Installation – Offers flexibility based on site requirements and installation methods ✔ Custom Sizes Available – Tailored to meet specific pipe diameters, wall thicknesses, and operating conditions ✔ Corrosion & Heat Resistance – Performs reliably under prolonged exposure to high temperatures and corrosive flue gases Conclusion Half Round Tube Shields by Ladhani Metal Corporation provide robust protection for critical tubing in boilers, heat exchangers, and high-temperature piping systems. Manufactured with a focus on performance, longevity, and ease of installation, these shields are a dependable solution for industrial operators aiming to enhance system reliability and reduce unplanned maintenance. 📩 Get in touch with us today for customized solutions, bulk order pricing, or technical consultations tailored to your specific industry requirements.

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 2633 super duplex steel flanges PN 16 are high-performance weld neck flanges manufactured in accordance with the DIN 2633 standard. Engineered for medium-pressure piping systems with a pressure rating of up to 16 bar (232 psi), these flanges are made from super duplex stainless steels, which offer a superior combination of high mechanical strength and outstanding corrosion resistance. They are specifically designed for critical applications in aggressive environments where standard stainless or duplex steels may not provide sufficient durability. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of super duplex steel flanges, known for precision manufacturing, strict quality control, and compliance with international material and dimensional standards. Each flange is tested for performance, safety, and resistance to harsh operating conditions. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for systems requiring secure, corrosion-resistant, and high-strength connections under moderate pressure. Flange Type: • Weld Neck Flanges Featuring a long tapered hub, these flanges offer optimal stress distribution, reduce turbulence at the joint, and ensure reliable pipe alignment in high-stress environments. • Flat Face (FF) Flanges Designed for uniform gasket compression, particularly effective when used with soft gaskets or cast iron mating components. Super Duplex Steel Grades and Full Composition: Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 5.0% • Nitrogen (N): 0.24 – 0.32% • Manganese (Mn): ≤ 1.2% • Silicon (Si): ≤ 0.8% • Carbon (C): ≤ 0.03% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.02% • Iron (Fe): Balance Applications: Ideal for offshore platforms, subsea systems, desalination plants, chemical process systems, and high-chloride environments requiring superior corrosion and pitting resistance. Super Duplex S32760 • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 6.0 – 8.0% • Molybdenum (Mo): 3.0 – 4.0% • Tungsten (W): 0.5 – 1.0% • Copper (Cu): 0.5 – 1.0% • Nitrogen (N): 0.2 – 0.3% • Carbon (C): ≤ 0.03% • Iron (Fe): Balance Applications: Commonly used in seawater systems, heat exchangers, fire-fighting systems, and oil & gas equipment due to excellent resistance to erosion, stress corrosion cracking, and fatigue. Applications of DIN 2633 Super Duplex Steel Flanges PN 16: • Offshore Oil and Gas Platforms Resists chloride-induced corrosion and high mechanical loads in topside and subsea installations. • Desalination and Marine Systems Performs well in high-salinity environments where other alloys may suffer from pitting or crevice corrosion. • Chemical and Petrochemical Plants Suitable for handling strong acids, caustic solutions, and oxidizing environments at elevated temperatures and pressures. • Fire Protection and Water Injection Systems Ensures reliability and corrosion resistance in safety-critical and high-pressure fluid delivery systems. • Pulp and Paper Industry Used in bleach plant systems and recovery boilers where exposure to corrosive agents is routine. Key Features: • Manufactured in compliance with DIN 2633 standards • PN 16 pressure rating for medium-pressure service • Weld neck design ensures secure, vibration-resistant connections • Available in high-strength super duplex grades S32750 and S32760 • Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking • High mechanical strength and fatigue resistance • Custom sizes, coatings, and pressure classes available upon request Conclusion: DIN 2633 super duplex steel flanges PN 16 from Ladhani Metal Corporation are designed to meet the most demanding operational requirements in highly corrosive and high-pressure environments. With unmatched strength and corrosion resistance, these flanges are ideal for offshore, marine, chemical, and industrial applications. For technical specifications, custom designs, or pricing information, contact Ladhani Metal Corporation today.

DIN 2633 Inconel flanges PN 16 are precision-engineered weld neck flanges manufactured to the DIN 2633 standard, specifically designed for use in high-temperature and highly corrosive industrial environments. These flanges offer secure, pressure-resistant connections for pipeline systems operating at up to 16 bar (232 psi). Fabricated from premium Inconel alloys such as 600, 625, and 718, they provide excellent resistance to oxidation, thermal stress, and corrosive chemicals, making them ideal for extreme service conditions across various industries. Ladhani Metal Corporation is a trusted global supplier and manufacturer of Inconel flanges, known for its commitment to material integrity, precision engineering, and strict compliance with international quality standards. Each flange is subjected to thorough inspections to meet performance, safety, and durability expectations. Pressure Rating: • PN 16 (16 bar / 232 psi): Suitable for high-performance pipeline systems requiring resistance to thermal cycling, corrosion, and pressure fluctuation. Flange Type: • Weld Neck Flanges Long tapered hub design ensures smooth fluid transitions and reduces mechanical stress at the base, offering strong and vibration-resistant joints. • Flat Face (FF) Flanges Promotes even gasket loading and is compatible with soft or cast-mating components, enhancing sealing efficiency and system longevity. Inconel Grades and Full Composition: Inconel 600 • Nickel (Ni): ≥ 72.0% • Chromium (Cr): 14.0 – 17.0% • Iron (Fe): 6.0 – 10.0% • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.0% • Silicon (Si): ≤ 0.5% • Sulfur (S): ≤ 0.015% Applications: Ideal for high-temperature furnace components, chemical processing, and food equipment exposed to acidic and alkaline environments. Inconel 625 • Nickel (Ni): 58.0% min • Chromium (Cr): 20.0 – 23.0% • Molybdenum (Mo): 8.0 – 10.0% • Niobium (Nb) + Tantalum (Ta): 3.15 – 4.15% • Iron (Fe): ≤ 5.0% • Carbon (C): ≤ 0.10% • Manganese (Mn): ≤ 0.5% • Silicon (Si): ≤ 0.5% Applications: Suitable for seawater systems, offshore oil and gas equipment, aerospace ducting, and high-strength chemical processing. Inconel 718 • Nickel (Ni): 50.0 – 55.0% • Chromium (Cr): 17.0 – 21.0% • Iron (Fe): Balance • Niobium (Nb) + Tantalum (Ta): 4.75 – 5.5% • Molybdenum (Mo): 2.8 – 3.3% • Titanium (Ti): 0.65 – 1.15% • Aluminum (Al): 0.2 – 0.8% • Carbon (C): ≤ 0.08% Applications: Extensively used in aerospace engines, turbine components, cryogenic storage tanks, and high-strength fasteners due to excellent fatigue, creep, and rupture resistance. Applications of DIN 2633 Inconel Flanges PN 16: • Petrochemical and Refining Industries Withstands exposure to high-temperature hydrocarbons, acids, and corrosive gases. • Marine and Offshore Installations Corrosion-resistant in saltwater and high-pressure environments, ideal for subsea and topside systems. • Aerospace and Power Generation Used in turbine and exhaust systems where strength retention at elevated temperatures is critical. • Chemical Processing Plants Stable under acidic, oxidizing, and reducing agents in continuous and batch processing systems. • Heat Exchangers and Reactors Reliable performance in thermal cycling and aggressive fluid handling applications. Key Features: • Designed in accordance with DIN 2633 specifications • Rated PN 16 for secure medium-pressure operation • Weld neck design improves alignment and minimizes mechanical stress • Available in Inconel grades 600, 625, and 718 • Exceptional resistance to high-temperature oxidation and corrosion • High tensile strength and fatigue resistance under mechanical loads • Tailored dimensions, surface finishes, and specifications available upon request Conclusion: DIN 2633 Inconel Flanges PN 16 from Ladhani Metal Corporation are engineered to meet the toughest demands of modern industry. Offering excellent resistance to high-temperature and corrosive environments, these flanges made from Inconel 600, 625, and 718 are ideal for critical applications across aerospace, petrochemical, marine, and power generation sectors. For detailed product options, technical support, or a customized quote, contact Ladhani Metal Corporation today.

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 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 Titanium Flanges PN 400 are high-integrity blind flanges manufactured from corrosion-resistant titanium alloys, engineered for extreme pressure applications. These flanges conform to the DIN 2627 standard and are specifically designed to close the end of a piping system, providing a reliable, leak-tight seal. With a pressure rating of PN 400 (400 bar / 5800 psi), these titanium blind flanges are ideal for high-pressure systems operating in chemically aggressive or high-temperature environments. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of titanium flanges, offering top-quality components that comply with stringent international specifications. The DIN 2627 PN 400 titanium flanges are especially suited for high-demand sectors where superior material performance is essential under extreme mechanical and corrosive conditions. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for ultra-high-pressure systems requiring secure isolation and sealing. These flanges ensure operational safety and long-term durability in critical gas, fluid, or chemical applications. Flange Type: • Blind Flanges These solid disk flanges are used to terminate the flow in a pipeline or vessel and can be easily removed for inspection or system modification. They are essential in high-pressure systems for ensuring tight sealing without any flow path. • Flat Face (FF) Flanges Utilized with full-face gaskets and flat mating surfaces, flat face blind flanges distribute bolt load evenly to prevent flange deformation, particularly when paired with brittle or non-metallic components. Titanium Grades and Composition: Titanium Grade 2 (UNS R50400) Composition: • Titanium (Ti): ≥ 98.5% • Trace Elements: Iron (Fe), Oxygen (O), Carbon (C), Nitrogen (N), Hydrogen (H) Applications: Grade 2 titanium offers excellent corrosion resistance, good ductility, and weldability, making it suitable for high-pressure chemical processing, marine systems, and water treatment environments. Titanium Grade 5 (Ti-6Al-4V, UNS R56400) Composition: • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% Applications: Grade 5 titanium delivers superior tensile strength and resistance to fatigue, high temperatures, and corrosion. It is the preferred material for aerospace, defense, offshore drilling, and pressurized chemical applications requiring durability under extreme conditions. Applications of DIN 2627 Titanium Flanges PN 400: • High-Pressure Chemical and Petrochemical Systems Used to terminate pipelines in systems transporting reactive or corrosive chemicals under high pressure. • Offshore Oil and Gas Platforms Ideal for sealing high-pressure flowlines and isolation points exposed to seawater and mechanical stress. • Aerospace Hydraulic and Fuel Systems Applied in high-performance systems requiring lightweight, pressure-resistant sealing. • Marine Engineering and Subsea Installations Deployed in subsea structures and marine piping where both high pressure and chloride-induced corrosion are concerns. • Nuclear and Power Generation Suited for extreme environments involving radioactive, corrosive, or high-temperature media. • Industrial Process Systems Used in closed-loop systems, autoclaves, reactors, and high-pressure vessels. Key Features: • Manufactured according to DIN 2627 specifications • PN 400 pressure rating for ultra-high-pressure environments • Exceptional corrosion resistance in seawater and chemical exposure • Titanium Grade 2 and Grade 5 options for specific strength and application needs • Blind flange design for secure system termination • Flat face flanges ensure optimal gasket compatibility and load balance • High strength-to-weight ratio and long service life • Suitable for offshore, aerospace, chemical, and power industries • Custom configurations, sizes, and finishes available upon request Conclusion: DIN 2627 Titanium Flanges PN 400 by Ladhani Metal Corporation are engineered to meet the highest standards of performance in ultra-high-pressure systems. Whether in offshore drilling, aerospace, or advanced chemical processes, these flanges offer unmatched reliability, corrosion resistance, and structural integrity. Contact Ladhani Metal Corporation for technical guidance, material selection, or customized solutions for your specific project needs.