DIN 2544 is a German standard for flanges used in piping systems, detailing dimensions, design, and testing methods. Titanium flanges conforming to this standard are designed for use in high-performance environments that demand excellent strength, corrosion resistance, and low weight. Titanium is known for its excellent corrosion resistance, particularly in environments like seawater, chemical processing, and heat exchangers. DIN 2544 titanium flanges are specifically built to withstand aggressive conditions, including high temperatures and corrosive environments, while offering a lightweight alternative to other materials like stainless steel. Key Features of DIN 2544 Titanium Flanges: Material: Titanium flanges are made from titanium alloys, which are highly resistant to corrosion, oxidation, and erosion. Titanium is also known for its strength-to-weight ratio, being strong yet much lighter than many other metals, including stainless steel. Corrosion Resistance: Titanium flanges are ideal for systems exposed to harsh environments, such as saltwater, acids, and chlorides. They are widely used in marine, chemical, and offshore oil and gas applications. Temperature Resistance: Titanium flanges can operate in high-temperature environments, often up to 600°C (1,112°F) without degrading, depending on the specific titanium alloy used. Pressure Rating (PN 25): These flanges are typically rated for PN 25, meaning they can withstand pressures of up to 25 bar (approximately 362 psi) in a variety of applications. Types of DIN 2544 Titanium Flanges: Weld Neck Flanges: These flanges have a long neck that is welded to the pipe. They are ideal for high-pressure systems and applications requiring a strong, reliable connection. Slip-On Flanges: These flanges slide over the pipe and are then welded in place. They are generally used in systems where welding is easier, and the pressures are lower than those of weld neck flanges. Blind Flanges: Used to seal the ends of piping systems, these flanges have no hole in the center. They are often used for isolation and maintenance purposes. Threaded Flanges: These flanges have internal threads that match threaded pipes. They are convenient when welding is not practical or possible. Socket Weld Flanges: These flanges feature a socket where the pipe is inserted and welded into place. These are often used in smaller-diameter piping systems. Titanium Grades for Flanges: Grade 2 Titanium (Commercially Pure Titanium): Properties: Most commonly used grade, offering excellent corrosion resistance and formability. It has moderate strength and is used in a variety of industries like aerospace, chemical processing, and marine applications. Advantages: Excellent corrosion resistance in both seawater and chemical environments. Grade 5 Titanium (Ti-6Al-4V): Properties: An alloy with 6% aluminum and 4% vanadium, offering higher strength than grade 2 titanium, while still maintaining good corrosion resistance. Common in high-stress, high-temperature environments. Advantages: Used in aerospace, medical devices, and high-performance applications due to its superior strength and durability. Pressure Rating (PN 25): PN 25 indicates that the titanium flanges are rated to handle pressures of up to 25 bar (approximately 362 psi). This pressure class is suitable for medium to high-pressure applications, ensuring the flange can endure significant stress in various piping systems. #din2544 #din2544flanges #din2544titaniumflanges

A DIN 2527 AISI 8630 blind flange is a specialized type of blind flange made from AISI 8630 alloy steel, designed according to the DIN 2527 German standard. Blind flanges are essential components in industrial piping systems, used to seal the end of a pipe, vessel, or valve to isolate it or prevent the flow of fluids. The AISI 8630 material used for this specific flange provides excellent strength, toughness, and wear resistance, making it ideal for applications in high-stress environments. Material: AISI 8630 Alloy Steel AISI 8630 is a low-alloy steel, enriched with nickel, chromium, and molybdenum for enhanced mechanical properties. It is known for its strength, toughness, and resistance to wear, making it suitable for heavy-duty applications, particularly in industries where components are subjected to high stress and pressure. Composition of AISI 8630: Carbon (C): 0.30% – 0.35% Provides strength and hardness. Chromium (Cr): 0.80% – 1.10% Improves hardness, wear resistance, and high-temperature strength. Molybdenum (Mo): 0.15% – 0.25% Enhances hardenability and resistance to wear. Nickel (Ni): 0.80% – 1.20% Adds toughness, especially at lower temperatures. Other elements: Small amounts of manganese (Mn), silicon (Si), and phosphorus (P), which improve the overall material quality and processing properties. Design and Dimensions (DIN 2527) Shape: The blind flange is a flat, circular plate with no central hole, designed to seal the open end of a pipe, valve, or vessel. Bolt Holes: The flange features evenly spaced bolt holes around the perimeter, which allow it to be securely attached to a matching flange or component. These holes align with the bolt pattern of the corresponding system components. Thickness: The thickness of the flange varies depending on the size and pressure rating, ensuring it can withstand internal pressure and provide a reliable seal. Pressure Rating: Pressure ratings are typically defined using classes such as PN 6, PN 10, PN 16, PN 25, etc., which represent the maximum pressure the flange can safely withstand without failure. Applications of DIN 2527 AISI 8630 Blind Flange Pipeline Sealing: The primary function of the blind flange is to seal the end of a pipeline, effectively preventing the passage of fluids, gases, or other materials. System Isolation: It is used to isolate sections of the pipeline for maintenance or repairs, allowing safe disconnection without compromising the integrity of the system. Pressure Containment: The high strength and durability of AISI 8630 make it suitable for applications where maintaining pressure within the system is critical, ensuring the flange can handle high-pressure environments. Types of Blind Flanges in DIN 2527 Blind flanges conforming to DIN 2527 can be found in different face types and sealing methods, including: Raised Face (RF): The flange surface has a slight raised area around the bolt circle, improving the seal when mated with a gasket. Flat Face (FF): The surface is level with the flange body and typically used with softer gaskets to create a seal. Ring Type Joint (RTJ): This type has a groove to accommodate a metal ring gasket, providing a secure seal in high-pressure applications. Conclusion A DIN 2527 AISI 8630 blind flange is a high-strength, durable sealing component designed for high-pressure and high-stress environments. Made from AISI 8630 alloy steel, it offers excellent mechanical properties such as strength, toughness, and wear resistance, making it ideal for use in industrial systems that require reliable seals under heavy loads and elevated temperatures.

A pure tungsten block is a solid, dense piece of tungsten metal, characterized by its high melting point, exceptional strength, and remarkable density. Tungsten (chemical symbol W), is a transition metal known for being one of the toughest and most heat-resistant elements, with a range of industrial and scientific applications due to its unique properties. Key Characteristics: · High Density: Tungsten has one of the highest densities of any metal, approximately 19.3 g/cm³. This means a pure tungsten block is very heavy for its size, making it useful for applications requiring high mass in compact forms. · High Melting Point: Tungsten has the highest melting point of any element, at 3,422°C (6,192°F). This allows pure tungsten blocks to withstand extremely high temperatures without losing their structural integrity. · Hardness and Strength: Tungsten is incredibly strong and hard, with a hardness rating of about 7.5 on the Mohs scale. This makes it resistant to wear, scratching, and other forms of mechanical stress. It is also known for its ability to retain strength at elevated temperatures. · Corrosion Resistance: Pure tungsten is highly resistant to oxidation and corrosion, even at high temperatures. It is not prone to rusting or tarnishing, making it ideal for use in harsh chemical environments. · Electrical and Thermal Conductivity: Tungsten has good electrical conductivity, though not as high as metals like copper or silver. Its high thermal conductivity also makes it ideal for dissipating heat in industrial and scientific applications. Applications: · Aerospace and Defense: Tungsten is used in various high-performance components like rocket nozzles, military armor-piercing projectiles, and heavy-duty aerospace parts. · Radiation Shielding: Tungsten's high density makes it an effective material for radiation shielding, particularly in X-ray machines, nuclear reactors, and medical equipment. · Heavy Machinery: Tungsten blocks are used in counterweights and ballast for cranes, aircraft, and other machinery due to their density. · Industrial Tools: Tungsten is used in the production of cutting tools, dies, and drills, especially in industries that require materials with high hardness and wear resistance.

Ladhani Metal Corporation manufactures, supplies, and exports SS Half Round Tube Sleeves designed to safeguard boiler tubes, reheater tubes, superheater tubes, and economizer tubes from erosion, corrosion, and high-temperature wear. These sleeves cover the exposed half portion of the tube that faces maximum impact from high-velocity flue gases, abrasive fly ash, and soot blower streams. By acting as a protective sacrificial barrier, SS Half Round Tube Sleeves significantly extend tube service life, reduce downtime, and ensure improved reliability of boilers and heat recovery systems. Function of SS Half Round Tube Sleeves • Provide resistance to erosion and localized tube thinning • Protect tubes from flue gas velocity, abrasive ash, and oxidation • Maintain mechanical strength at elevated temperatures • Enhance durability of steam generation equipment under harsh service conditions Available Grades Stainless Steel Grades • SS 304 / SS 304L • SS 310 / SS 310S • SS 316 / SS 316L • SS 410 / SS 420 / SS 430 Special Alloy Grades • 1Cr18Ni9Ti • Cr25Ni20 • 1Cr25Ni20Si2 • Cr23Ni13 • 1Cr20Ni14Si2 • 1Cr13 Applications • Power generation boilers – reheater, superheater, and economizer tube protection • Waste Heat Recovery Boilers (WHRBs) – resistance to high-velocity flue gases • Heat Recovery Steam Generators (HRSGs) – enhanced life under cyclic thermal stress • Industrial boilers – protection from abrasion and oxidation in critical tube sections • Petrochemical and process heaters – reliable protection in reheating zones Features • High corrosion and oxidation resistance • Excellent thermal stability and mechanical integrity • Low-maintenance, long service life solution • Available in a wide range of stainless steel and special alloy grades • Precision-engineered fit for exact tube curvature Conclusion SS Half Round Tube Sleeves by Ladhani Metal Corporation provide long-lasting erosion and corrosion protection for boiler tubes in demanding environments. With availability in multiple stainless steel and special alloy grades, these sleeves are suitable for global power plants, WHRBs, HRSGs, and industrial steam systems, ensuring extended equipment performance and reduced maintenance costs. #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 #Madurai #Tirunelveli #Thoothukudi #Belgaum #Hubli #Tumkur #Sambalpur #Jamshedpur #Ranchi #Dhanbad #Patna #Muzaffarpur#halftubeshield #utypehalftubeshield #tubeshieldexporter #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 #HalfRoundReheaterShield #ReheaterTubeShield #BoilerReheaterProtection #PowerPlantTubeShield #BoilerErosionShield #SteamBoilerTubeShield #HighTempTubeShield #BoilerWearProtection

Ladhani Metal Corporation offers Cr25Ni20 Half Round Tube Shields specially designed to protect reheater (R/H) tubes in boilers, power plants, and industrial steam systems. Reheater tubes carry steam through the reheater section of the boiler, where it is reheated after partial expansion in the high-pressure turbine to enhance efficiency and prevent moisture formation. Manufactured from high-alloy austenitic stainless steel grade Cr25Ni20, these shields provide exceptional resistance to high-temperature oxidation, carburization, and flue gas corrosion, making them suitable for extreme thermal and erosive environments. Function of R/H Tubes • Carry steam through the reheater section of the boiler • Exposed to very high temperatures (often > 540°C) and erosion from flue gases • Often protected with Half Round Tube Shields in high-velocity and ash-laden zones Ladhani Metal Corporation manufactures, supplies, and exports Cr25Ni20 Half Round Tube Shields in a variety of lengths, diameters, and thicknesses to meet the requirements of both domestic and international clients. Cr25Ni20 Grade Chemical Composition – Austenitic Stainless Steel • Carbon (C): ≤ 0.20% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.030% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.50% • Chromium (Cr): 24.00 – 26.00% • Nickel (Ni): 19.00 – 22.00% • Iron (Fe): Balance Uses • Protects reheater tubes against oxidation, scaling, and high-velocity erosion • Shields R/H tubes from soot blower damage and ash particle impact • Extends service life of boiler tubes in extreme thermal environments • Applicable in WHRBs, HRSGs, utility boilers, and high-temperature industrial furnaces Features • Excellent resistance to oxidation and scaling at elevated temperatures • High structural stability and mechanical strength under thermal stress • Precision-engineered design for accurate fit and reliable protection • Long service life in corrosive and high-temperature boiler conditions Applications • Power generation boilers – Protection for reheater tubes under extreme thermal loads • Waste heat recovery systems – Shields R/H tubes from flue gas erosion • Industrial steam plants – Reliable under fluctuating temperature operations • Petrochemical furnaces and process heaters – Effective in high-temperature corrosive atmospheres Conclusion The Cr25Ni20 Half Round Tube Shield for Reheater (R/H) Tubes by Ladhani Metal Corporation offers outstanding high-temperature strength, oxidation resistance, and durability for demanding boiler environments. With custom manufacturing, export-ready specifications, and precision engineering, these shields significantly extend tube life and reduce maintenance downtime. For supply details and technical assistance, contact Ladhani Metal Corporation.

Ladhani Metal Corporation offers SS 316 Boiler Half Round Tube Shields designed to protect straight boiler and heat exchanger tubes from corrosion, erosion, and high-temperature damage in aggressive service environments. Manufactured from austenitic stainless steel grade SS 316, these shields provide superior corrosion resistance, especially against chlorides and acidic flue gases. SS 316 is ideal for applications where moisture, chemical vapors, and thermal stress are present, including marine boilers, waste heat recovery systems, and chemical processing units. Each shield is precision-formed into a half-round profile for a close and secure fit over the outer surface of boiler tubes. This design provides a robust barrier against soot blower impact, abrasive ash particles, and corrosive condensates. The mechanical protection offered by SS 316 shields significantly extends tube service life and reduces maintenance downtime. Ladhani Metal Corporation manufactures, supplies, and exports SS 316 Boiler Half Round Tube Shields in multiple diameters, lengths, and thicknesses to meet the exact specifications of domestic and international projects. 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: Suitable for corrosive and high-moisture environments such as power plants, waste heat boilers, refineries, and process heaters. Uses • Protection of straight boiler tubes in moist or acidic gas streams • Used in marine boilers and off-shore heating systems • Shields against corrosion, scaling, and thermal erosion • Installed in chemical and petrochemical flue gas lines • Suitable for food, pharmaceutical, and pulp industry boilers Features • Excellent corrosion resistance – Especially effective against chlorides and chemicals • High thermal stability – Performs under prolonged heat and steam exposure • Durable and long-lasting – Reduces tube wear and replacement frequency • Precision fit – Half-round shape conforms to tube curvature for full coverage • Easy to install – Can be clamped, banded, or tack welded as needed • Export quality – Manufactured to meet global boiler protection standards Applications • Power generation and utility boilers – For flue gas and steam tube protection • Chemical and fertilizer industries – Withstands corrosive vapors and condensates • Pulp and paper mills – Used in high-moisture heating environments • Waste heat recovery systems – Effective in corrosive flue gas streams Conclusion The SS 316 Boiler Half Round Tube Shield from Ladhani Metal Corporation offers robust, corrosion-resistant protection for boiler tubes exposed to chemically aggressive and high-moisture conditions. With added molybdenum content for enhanced durability and precise half-round design, these shields are ideal for a wide range of industrial and marine boiler applications. For customized specifications, export orders, or technical assistance, 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

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-fabricated protective components used to extend the life of boiler, superheater, and heat exchanger tubes exposed to extreme heat, flue gas erosion, scaling, and corrosive environments. These shields are installed on curved or straight sections of tubes, helping to prevent mechanical wear and oxidation damage while ensuring reliable performance in thermal power, petrochemical, and industrial heat recovery systems. The half-round structure offers a secure fit and easy installation, eliminating the need for system disassembly. SS 310 U Type Inner Half Round Tube Shield The SS 310 U Type Inner Half Round Tube Shield is made from high-temperature austenitic stainless steel grade 310, which contains elevated levels of chromium and nickel. This alloy provides excellent resistance to oxidation, scaling, and thermal fatigue at service temperatures up to 1100°C. The inner U-type configuration is specifically designed to shield the inner curvature of U-bend tubes, which are susceptible to accelerated degradation due to turbulence, corrosive combustion gases, and localized heat concentration. • Inner U Type Half Round Tube Shield – Covers the inside arc of U-bend tubes, offering robust protection against turbulent flow erosion, slag buildup, and high-temperature scaling. Ladhani Metal Corporation is a leading manufacturer, supplier, and exporter of SS 310 U Type Inner Half Round Tube Shields, offering custom-built solutions for high-temperature tube protection in demanding process and energy systems. Chemical Composition of SS 310 – Austenitic High-Temperature Stainless Steel • Carbon (C): ≤ 0.25% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.50% • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Applications: Ideal for high-temperature and oxidizing environments such as boilers, reformers, kilns, and heat exchangers where scaling, corrosion, and thermal stress are prevalent. Uses • Installed on inner arcs of U-bend tubes in power plant superheaters and reheaters exposed to extreme temperatures • Applied in return bends of steam reformers and heat exchangers handling oxidizing and acidic gases • Shields inner curves in waste heat recovery boilers (WHRBs) and heat recovery steam generators (HRSGs) • Used in chemical process units, incinerators, and high-temperature furnace systems • Suitable for curved tube coils in metallurgical, cement, and process gas heating applications Features • Excellent oxidation resistance – Performs at temperatures up to 1100°C without significant scaling • Inner arc protection – Guards against erosion and heat damage caused by turbulent flue gas flow • High structural stability – Maintains strength and surface integrity under thermal cycling and load conditions • Precision fit – Custom-engineered to match tube diameter and bend radius for secure, long-lasting placement • Easy installation – Can be attached using stainless bands, clamps, or tack welding methods • Extended service life – Minimizes tube replacement and reduces maintenance frequency in high-heat systems Applications • thermal and power plants – Protects U-bend tubes in superheaters from flame impingement and slag attack • petrochemical industries – Shields return bends in reformers and exchangers from high-temperature gas streams • waste heat recovery – Used in WHRBs and HRSGs to defend tube bends from scaling and erosion • high-temperature process plants – Provides inner arc coverage in systems handling oxidizing combustion byproducts • furnace systems – Installed in curved tube coils subjected to high radiant heat and thermal cycling Conclusion The SS 310 U Type Inner Half Round Tube Shield by Ladhani Metal Corporation – manufacturer, supplier, and exporter – is a high-performance shielding solution for protecting the inner bend of tubes operating under intense heat and oxidation stress. Designed for precise fitment and long-term durability, this shield is ideal for boilers, reformers, and heat exchangers in power generation, petrochemical, and industrial heating systems. 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. Cr23Ni13 U Type Half Round Tube Shield The Cr23Ni13 U Type Half Round Tube Shield is designed to provide high-temperature and corrosion protection for U-bend tube sections in critical thermal and process equipment. Made from Cr23Ni13, an austenitic stainless steel alloy containing approximately 23% chromium and 13% nickel, this shield offers excellent resistance to oxidation, scaling, and carburization. It is particularly effective in applications involving fluctuating temperatures, aggressive gas streams, and surface wear. The U-type design ensures complete protection of both the inner and outer arcs of curved tubes, where damage due to thermal and flow-induced stress is most likely to occur. • Outer U Type Half Round Tube Shield – Protects the outer bend radius from slag accumulation, flame impingement, and flue gas erosion. • Inner U Type Half Round Tube Shield – Shields the inner arc against turbulent flow wear, scale formation, and heat-induced deformation. Ladhani Metal Corporation supplies Cr23Ni13 U Type Half Round Tube Shields for use in high-performance industrial systems requiring reliable operation under thermal and chemical stress. Chemical Composition of Cr23Ni13 – Austenitic Heat-Resistant Stainless Steel • Carbon (C): ≤ 0.15% • Manganese (Mn): ≤ 1.50% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.50% • Chromium (Cr): 22.0 – 24.0% • Nickel (Ni): 12.0 – 14.0% • Iron (Fe): Balance Applications: Best suited for high-temperature applications requiring good resistance to oxidation, thermal fatigue, and moderate carburizing or corrosive environments. Uses • Protection of U-bend tubes in superheaters, reheaters, and boiler coils in thermal power plants • Shielding of tube bends in chemical reformers, preheaters, and gas-fired furnaces • Guarding return bends in WHRBs and HRSGs exposed to particulate-laden flue gases and cyclic heating • Coverage for high-temperature tube curves in petrochemical and refining units • Ideal for heavy industrial systems operating under oxidizing and moderately corrosive gas flow Features • Excellent heat resistance – Withstands continuous operation in high-temperature conditions while resisting scaling and oxidation. • Good corrosion resistance – Chromium and nickel content provide stability in oxidizing and mildly corrosive environments. • U-bend coverage – Available in inner and outer U-type designs for complete tube bend protection. • Precision fitment – Custom-engineered to match the tube's radius and diameter for a secure, stable installation. • Fast installation – Can be attached using clamps, tack welding, or stainless banding without interrupting system operation. • Long-lasting durability – Designed to endure thermal cycling and mechanical wear, reducing the need for frequent replacements. Applications • thermal and industrial boilers – Used in U-bends of superheaters and reheaters to prevent scaling, wear, and fatigue cracking. Enhances heat transfer and reliability. • petrochemical industries – Installed in high-temperature processing units such as reformers and gas converters to guard against carburizing gas streams. • waste heat recovery systems – Protects U-bend tubes in WHRBs and HRSGs from slag erosion and high-temperature oxidation. • chemical processing plants – Suitable for heat exchanger tube bends handling oxidizing gases and acidic vapors at elevated temperatures. • metallurgy and furnace systems – Shields return bends and elbows in air preheaters, combustion chambers, and radiant heating tubes. Conclusion The Cr23Ni13 U Type Half Round Tube Shield by Ladhani Metal Corporation offers durable and effective protection for U-bend tube sections in high-temperature and moderate corrosion service. With its balanced chromium-nickel composition, this shield ensures reliable resistance to oxidation, scaling, and erosion in demanding thermal environments. Designed for precision fit, quick installation, and long-term performance, it supports the safe and efficient operation of power plants, chemical processing systems, and heavy industrial boilers. 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 high-precision protective elements designed to safeguard boiler and heat exchanger tubes against mechanical wear, erosion, and high-temperature gas attack. These shields are essential in industrial systems where exposure to thermal cycling, high-velocity gases, and abrasive particles can rapidly degrade unprotected tubing. SS 410 Half Round Tube Shield The SS 410 Half Round Tube Shield is a semi-cylindrical tube protector manufactured using stainless steel grade 410. As a martensitic stainless steel, SS 410 offers a unique combination of good corrosion resistance, high mechanical strength, and excellent wear resistance. It is particularly suitable for environments with moderate corrosion exposure and significant mechanical stress. The half-round shape is precisely formed to ensure a tight fit over exposed tubes, providing a durable and reliable barrier that extends tube service life in industrial boilers, heat exchangers, and process equipment. 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 Uses • Boiler Tube Protection – Provides abrasion and erosion resistance in utility and industrial boilers where tubes face harsh combustion environments. • Heat Exchanger Shielding – Reduces mechanical wear caused by high flow velocities and particulate impact in condensers and evaporators. • Furnace Tube Safeguarding – Protects radiant and convection tubes from scale buildup and flame impingement in high-temperature furnace applications. • Steam and Process Line Protection – Extends the life of piping systems in moderately corrosive environments with mechanical stress. • Air Preheater and Economizer Units – Shields tubes from dust-laden gas erosion in flue gas recovery systems. Features • Excellent Wear Resistance – High hardness and toughness of SS 410 make it ideal for shielding tubes exposed to abrasive flows or soot-blowing operations. • Good Oxidation Resistance – Performs reliably in mildly corrosive and oxidizing environments up to 650°C (1200°F). • High Strength – Provides superior mechanical durability under vibration, pressure, and impact loading conditions. • Easy to Fabricate and Install – Half-round design allows for quick field installation and secure clamping or welding without altering system layout. • Economical Option – Offers a cost-effective tube protection solution where severe corrosion resistance is not critical. • Customization – Available in different thicknesses, diameters, lengths, and surface finishes (pickled or bright annealed). Applications • Thermal Power Plants – Used in boiler and superheater tubes to resist wear from flue gas erosion and thermal fluctuations. • Cement and Steel Industries – Protects tubes in high-wear areas exposed to dust, ash, and scale in kilns, coolers, and furnaces. • Oil Refineries – Applied in areas where high strength is required along with moderate corrosion resistance, such as preheaters or tube bundles. • Chemical Plants – Suitable for process tubes in mildly corrosive environments with strong flow dynamics or steam load cycling. • Pulp and Paper Industry – Shields tubes in recovery and power boilers exposed to high-pressure steam and abrasive residues. • Biomass and Waste-to-Energy Plants – Guards against erosion from fly ash and combustion residues in environmentally demanding systems. Conclusion The SS 410 Half Round Tube Shield from Ladhani Metal Corporation is a robust and reliable solution for protecting critical tube systems subjected to mechanical wear and thermal stress. Its excellent hardness and strength make it especially effective in applications involving high-velocity gas flow, abrasive particles, and fluctuating temperatures. While not suited for highly corrosive environments, SS 410 excels in systems where durability, cost-efficiency, and resistance to erosion are key priorities. With customizable sizing and expert engineering support, Ladhani Metal Corporation ensures dependable, application-specific shielding solutions for a wide range of industries. For technical specifications, fabrication assistance, or pricing inquiries, please contact Ladhani Metal Corporation.