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U Type Half Round Tube Shield

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. Cr25Ni20 U Type Half Round Tube Shield The Cr25Ni20 U Type Half Round Tube Shield is a high-alloy protective component designed for U-bend tube sections in extreme temperature and corrosive service environments. Manufactured from Cr25Ni20, an austenitic heat-resistant stainless steel containing 25% chromium and 20% nickel, this shield offers exceptional resistance to oxidation, carburization, and high-temperature corrosion. It is ideal for shielding U-bends in heat exchangers, reformers, and superheaters exposed to long-term thermal cycling and aggressive industrial gases. • Outer U Type Half Round Tube Shield – Protects the outer arc of the U-bend from flame impingement, slag buildup, and high-velocity gas erosion in high-temperature zones. • Inner U Type Half Round Tube Shield – Shields the inner radius from turbulent gas-induced erosion, scaling, and localized thermal stress cracking. Ladhani Metal Corporation produces and supplies Cr25Ni20 U Type Half Round Tube Shields to support the performance and longevity of tubes operating under severe thermal and chemical load. Chemical Composition of Cr25Ni20 – High Chromium-Nickel Austenitic Stainless Steel • Carbon (C): ≤ 0.20% • Manganese (Mn): ≤ 1.50% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 2.00% • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Applications: Ideally suited for high-temperature, oxidizing, and carburizing environments where heat resistance, structural integrity, and corrosion protection are essential. Uses • Protection of U-bend tubes in superheaters, reheaters, and heat recovery units in thermal power plants • Shielding curved tube sections in petrochemical reformers and high-temperature process gas systems • Guarding return bends in waste heat recovery boilers and HRSGs exposed to high thermal gradients and corrosive flue gases • Coverage of high-stress tube bends in chemical reactors and cracking furnaces • Suitable for use in metallurgy, cement kilns, and other high-heat processing systems Features • Outstanding heat resistance – Cr25Ni20 alloy maintains strength and structural integrity at temperatures exceeding 1000°C, with excellent oxidation resistance. • Superior corrosion protection – High chromium and nickel content offers strong resistance to carburization, nitridation, and sulfidation in aggressive gas environments. • Full U-bend coverage – Available in inner and outer configurations for complete protection of curved tube areas from erosion and scaling. • Precision fit – Custom-fabricated to match specific tube diameters and bend radii for a secure, vibration-free installation. • Quick installation – Can be mounted using banding, tack welding, or clamps without dismantling existing piping or tube assemblies. • Long service life – Engineered for durability in cyclic and continuous high-temperature service conditions, reducing downtime and replacement frequency. Applications • thermal power generation – Installed on U-bends in superheaters and reheaters to protect against extreme temperatures, slag impact, and flue gas corrosion. Extends service life and enhances system performance. • petrochemical processing – Used in tube bends of reformers and steam crackers operating in high-temperature, high-hydrocarbon environments. Ensures stability under carburizing conditions. • waste heat recovery systems – Shields U-tubes in WHRBs and HRSGs from flue gas erosion, slag accumulation, and heat-induced fatigue. • chemical and refining industries – Provides protection in reactors, heaters, and processing units where acidic and oxidizing gases are present at elevated temperatures. • metallurgical and cement industries – Ideal for tube bends exposed to extreme temperatures in kilns, furnaces, and gas processing lines. Conclusion The Cr25Ni20 U Type Half Round Tube Shield by Ladhani Metal Corporation delivers high-performance protection for U-bend tube sections operating under severe thermal and corrosive stress. With its high chromium-nickel alloy composition, this shield is engineered to withstand intense heat, oxidation, and chemical attack, making it an ideal solution for power generation, petrochemical, and high-temperature industrial systems. Custom-designed for fit, durability, and ease of installation, Cr25Ni20 shields enhance equipment reliability and reduce maintenance costs. For technical consultation, custom orders, or quotations, please contact Ladhani Metal Corporation.

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U Type Half Round Tube Shield

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered protective sleeves designed to prevent wear, oxidation, and erosion of boiler and heat exchanger tubes. These shields enhance the durability and reliability of tubing systems exposed to high temperatures, flue gases, and mechanical abrasion. Their half-round structure allows easy installation and targeted protection without disrupting the tube layout. SS 310S U Type Half Round Tube Shield The SS 310S U Type Half Round Tube Shield is specifically designed for protecting curved (U-bend) and adjoining straight sections of tubes in boilers, superheaters, and heat exchangers. Made from SS 310S, a low-carbon variation of stainless steel 310, this shield offers superior resistance to high-temperature oxidation and intergranular corrosion, especially in welded structures. The U-shaped profile ensures a snug fit over return bends, where thermal fatigue and erosion are most severe. Shields are available in both inner and outer U configurations to provide full protection. • Outer U Type Half Round Tube Shield – Covers the external curvature of U-bend tubes, shielding against heat, slag, and gas erosion. • Inner U Type Half Round Tube Shield – Protects the internal arc of the bend from turbulence, hot spots, and corrosive attack. Ladhani Metal Corporation is a reputed manufacturer and exporter of SS 310S U Type Half Round Tube Shields, offering reliable tube protection solutions tailored to industry-specific needs. Chemical Composition of SS 310S – Low Carbon Austenitic Stainless Steel • Carbon (C): ≤ 0.08% • 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: Well-suited for high-temperature operations involving welding or thermal cycling where resistance to oxidation and intergranular corrosion is critical. Uses • U-bend protection in superheater and reheater coil loops • Furnace coil shielding in petrochemical and refining systems • High-temperature tube bend coverage in WHRBs and HRSGs • Erosion protection for tube bends in steam reformers and reactors • Surface preservation in boilers, incinerators, and cement kilns Features • High-temperature performance – Made from SS 310S, offering excellent resistance to oxidation, scaling, and thermal corrosion in environments up to 1100°C. • Low carbon advantage – Reduced carbon content minimizes the risk of intergranular corrosion after welding, ideal for high-temperature welded structures. • Complete U-bend protection – Available in inner and outer U-type configurations to shield both sides of the tube bend from erosion and heat damage. • Accurate fitment – Custom-formed to the exact tube radius and diameter for a snug, secure fit that resists vibration and thermal stress. • Durable under thermal cycling – Maintains shape and mechanical strength under repeated heating and cooling, reducing the chance of failure. • Multiple finish options – Supplied in pickled, passivated, or bright annealed finishes to enhance surface resistance and service life. • Easy installation – Designed for simple on-site clamping, welding, or banding without disassembling existing tube arrangements. • Fully customizable – Available in various thicknesses, lengths, and radii to match specific boiler, exchanger, or furnace system requirements. Applications • thermal power plants – Used to protect U-bend tubes in superheaters and reheaters. Ensures resistance to scaling, oxidation, and high flue gas temperatures. • petrochemical refineries – Shields return bends in reformers and heat exchangers. Maintains performance under carburizing and oxidizing conditions. • waste heat recovery systems (WHRBs) – Guards curved tubes against ash, slag, and gas turbulence. Increases tube life in high-temperature waste gas environments. • chemical and fertilizer plants – Used in high-temperature reactors and ammonia processing lines. Prevents tube damage from corrosive gases and thermal fatigue. • HRSGs and boilers – Installed on coil bends in steam generator systems. Enhances system reliability under rapid heating and cooling cycles. Conclusion The SS 310S U Type Half Round Tube Shield by Ladhani Metal Corporation is engineered for long-term performance in high-temperature, corrosive, and welded environments. With its low carbon content and excellent resistance to oxidation, it is ideal for protecting curved tube sections in critical systems. Designed for easy installation and custom fit, these shields extend the service life of boiler and exchanger tubes while minimizing maintenance. As a trusted manufacturer and exporter, Ladhani Metal Corporation delivers tube protection solutions tailored to your application. For specifications, material selection, or custom inquiries, please contact Ladhani Metal Corporation.

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U Type Half Round Tube Shield

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered protective components designed to safeguard boiler and heat exchanger tubes from thermal fatigue, oxidation, and mechanical erosion. These shields improve system reliability and extend tube service life in harsh industrial environments. The half-round form enables simple installation and effective protection of exposed tube surfaces. SS 310 U Type Half Round Tube Shield The SS 310 U Type Half Round Tube Shield is a high-temperature protective sleeve designed to cover U-bend and straight sections of tubes in boilers, superheaters, and heat exchangers. Made from stainless steel grade 310, it offers outstanding resistance to oxidation, carburization, and thermal stress at elevated temperatures. The U-type design ensures complete protection of return bends, where tube degradation is most common. Available in both inner and outer U configurations, these shields are custom-bent to match tube radius and diameter. • Outer U Type Half Round Tube Shield – Protects the external arc of the U-bend from radiant heat, slag buildup, and erosion. • Inner U Type Half Round Tube Shield – Shields the internal curve of the bend from gas turbulence, scaling, and corrosion. Ladhani Metal Corporation is a leading manufacturer and exporter of SS 310 U Type Half Round Tube Shields, offering durable and tailored solutions for global heat transfer systems. Chemical Composition of SS 310 – High Temperature Austenitic 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: Preferred in high-temperature operations where oxidation resistance, heat stability, and carburization resistance are essential. Uses • U-bend protection in superheater and reheater coils • Shielding curved tubes in furnace coils and process heat exchangers • Prevention of high-temperature erosion in WHRB and HRSG systems • Surface protection in reformers and chemical reactors • Safeguarding heat transfer tubes in incinerators and kilns Features • Made from high-quality SS 310, the shield offers superior resistance to oxidation, scaling, and high-temperature corrosion, making it suitable for continuous exposure up to 1100°C. • The inner and outer U-type configurations provide complete protection for both sides of curved tube bends, ensuring uniform shielding in the most erosion-prone areas. • Precision-formed to match the tube’s bend radius and diameter, ensuring a tight, vibration-free fit that enhances durability and minimizes tube wall exposure. • Retains mechanical strength and dimensional stability under cyclic thermal loading, preventing deformation, cracking, or failure in high-heat environments. • Offered in various finishes such as pickled, passivated, or bright annealed to suit different service conditions and enhance surface corrosion resistance. • Easily installed using welding, clamping, or banding methods without requiring tube removal, enabling quick field installation and minimal system downtime. • Fully customizable in terms of thickness, length, and radius, allowing seamless integration with existing boiler, furnace, or heat exchanger systems. Applications • thermal power plants – Protects U-bend coils in superheaters and reheaters. Resists scale formation and creep at high flue gas temperatures. • petrochemical refineries – Shields curved exchanger tubes in reformers and heaters. Maintains integrity under carburizing and oxidizing atmospheres. • waste heat recovery systems (WHRBs) – Guards return bends against ash and slag attack. Enhances tube durability in high-flow, abrasive environments. • chemical and fertilizer plants – Used in U-tube reactors and ammonia converters. Prevents corrosion and surface damage under cyclic thermal loads. • HRSGs and boilers – Applied to curved tube sections in heat recovery units. Ensures stability under rapid heating and cooling cycles. Conclusion The SS 310 U Type Half Round Tube Shield by Ladhani Metal Corporation offers superior protection for curved tube sections operating in high-temperature and corrosive service conditions. Its exceptional resistance to oxidation and carburization makes it ideal for thermal, chemical, and energy-intensive industries. Manufactured with precision, these shields are available in custom sizes and finishes, ensuring a tight fit and long-term durability. For reliable and cost-effective tube protection, Ladhani Metal Corporation provides trusted solutions tailored to your operational demands. For design assistance, material selection, or quotation inquiries, please contact Ladhani Metal Corporation.

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Half Round Tube Shield

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered components used to protect tubes in boilers, heat exchangers, and high-temperature process systems. Designed to reduce tube erosion, oxidation, and thermal fatigue, these shields play a critical role in maintaining the longevity and reliability of industrial equipment in thermally aggressive and corrosive environments. Cr23Ni13 Half Round Tube Shield The Cr23Ni13 Half Round Tube Shield is a semi-cylindrical protective sleeve manufactured from high-alloy stainless steel containing approximately 23% chromium and 13% nickel. This alloy provides excellent resistance to high-temperature oxidation, scaling, and corrosion, particularly in systems operating up to 1000°C. With an austenitic microstructure, Cr23Ni13 exhibits good strength, ductility, and resistance to thermal shock, making it ideal for use in heat-intensive industrial processes. The half-round shape allows for easy installation over existing tubes, creating a strong and secure shield against gas flow, flame impingement, and particulate erosion. Chemical Composition of Cr23Ni13 – Austenitic Heat-Resistant Stainless Steel • Carbon (C): ≤ 0.12% • Silicon (Si): ≤ 1.50% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Chromium (Cr): 22.0 – 24.0% • Nickel (Ni): 12.0 – 14.0% • Iron (Fe): Balance Uses • Superheater and Reheater Tube Protection – Prevents scaling and oxidation on boiler tubes exposed to high flue gas temperatures in thermal power stations. • Furnace Tube Shielding – Shields radiant and convection tubes from flame impingement, heat distortion, and thermal fatigue in process furnaces. • Heat Exchanger Tubes – Offers external protection against erosion and scaling in petrochemical and refining systems operating with hot gases. • Power and Steam Generation Systems – Used to protect steam tubing from oxidation and surface wear in continuous service at elevated temperatures. • Industrial Kilns and Incinerators – Guards exposed piping in rotary kilns and combustion chambers against corrosive deposits and heat damage. Features • High-Temperature Resistance – Performs reliably in continuous service up to 1000°C, maintaining strength and dimensional stability. • Oxidation and Scaling Protection – Chromium-rich composition creates a protective oxide layer that resists corrosion in oxidizing environments. • Austenitic Microstructure – Provides good mechanical strength, thermal expansion resistance, and excellent ductility under heat cycling. • Precision Half-Round Form – Designed for fast, secure installation over round tubes using welding or clamping techniques. • Durable Construction – Withstands vibration, thermal shock, and erosive gas flow common in industrial boilers and furnaces. • Custom Manufacturing – Offered in various diameters, wall thicknesses, and lengths to match specific application demands. • Optional Finishes – Available in pickled, passivated, or bright annealed surface finishes based on environmental and operational needs. Applications • Thermal and Utility Boilers – Shields superheater and economizer tubes from high-temperature corrosion and ash erosion. • Petrochemical Plants – Used in process heaters and reactors where external tube surfaces are exposed to oxidizing or carburizing atmospheres. • Refineries – Protects tubes in fired heaters and reformers against oxidation and mechanical degradation. • Waste-to-Energy Facilities – Guards boiler tubes from hot flue gas erosion and acidic gas corrosion in incineration systems. • Metallurgical Furnaces – Applied in steel and non-ferrous heat treatment plants to prevent oxidation and scale accumulation. • Cement and Lime Plants – Protects gas ducting and tube banks in preheaters, coolers, and flue recovery systems from abrasive dust and heat exposure. Conclusion The Cr23Ni13 Half Round Tube Shield by Ladhani Metal Corporation offers a reliable and efficient solution for tube protection in high-temperature and oxidizing environments. Its austenitic stainless steel composition ensures superior oxidation resistance, structural integrity, and longevity under continuous thermal stress. Whether used in boilers, furnaces, or reformers, these shields effectively reduce downtime, maintenance costs, and the risk of unexpected tube failures. With flexible customization, quality-controlled fabrication, and proven material performance, Ladhani Metal Corporation remains a trusted supplier of advanced shielding solutions for critical industrial applications. For detailed specifications, customization requests, or to obtain a quote, please contact Ladhani Metal Corporation.

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Half Round Tube Shield

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are high-performance components designed to protect heat exchanger and boiler tubes from thermal damage, erosion, and high-temperature corrosion. These shields play a vital role in extending tube life and ensuring stable operation in demanding industrial environments such as petrochemical plants, power generation facilities, and high-temperature furnaces. 1Cr25Ni20Si2 Half Round Tube Shield The 1Cr25Ni20Si2 Half Round Tube Shield is a semi-cylindrical tube protector made from a heat-resistant alloy consisting of 25% chromium, 20% nickel, and 2% silicon. This alloy is known for its outstanding resistance to oxidation, carburization, and scaling at elevated temperatures, often exceeding 1100°C. The presence of silicon further enhances its oxidation resistance by forming a stable protective film on the surface. These shields are precision-formed in a half-round profile for easy clamping or welding over the tube surface, delivering a tight and durable fit. Chemical Composition of 1Cr25Ni20Si2 – Heat-Resistant ss Austenitic Alloy • Carbon (C): ≤ 0.20% • Silicon (Si): 1.50 – 2.50% • Manganese (Mn): ≤ 1.50% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Uses • Superheater and Reheater Tube Protection – Shields tubes from oxidation and metal dusting under high steam and flue gas temperatures in utility boilers. • Furnace Tube Protection – Prevents damage from flame impingement, scaling, and spalling in radiant and convection furnace zones. • Reforming and Cracking Units – Used in petrochemical plants to protect process tubes from carburization and oxidation during prolonged high-temperature service. • Air Preheaters and Heat Recovery Systems – Guards tubes from thermal fatigue and corrosive ash erosion in waste heat systems. • Gas-Fired and Biomass Boilers – Applied to protect critical tube sections exposed to high-velocity combustion gases and corrosive deposits. Features • Superior Oxidation Resistance – The combination of chromium, nickel, and silicon provides long-term stability in oxidizing environments above 1000°C. • Excellent Carburization and Sulfidation Resistance – Performs well in carbon-rich and sulfur-laden atmospheres, making it ideal for petrochemical service. • High Mechanical Strength – Retains structural integrity under thermal cycling and mechanical load at elevated service temperatures. • Precision Half-Round Design – Ensures easy fitment over existing tubes with minimal disruption to equipment layout or flow design. • Enhanced Surface Protection – Silicon contributes to the formation of a dense oxide scale, minimizing material loss due to scaling. • Custom Dimensions – Available in a range of thicknesses, diameters, and lengths with optional surface treatments like bright annealing and passivation. Applications • Thermal Power Plants – Used in critical boiler zones such as superheaters and economizers where high-temperature oxidation resistance is required. • Petrochemical and Refining Industries – Deployed in reformers, ethylene crackers, and process gas heaters where tubes face carburizing and oxidizing atmospheres. • Metallurgical Furnaces – Protects tubes and gas paths in steel, non-ferrous, and heat treatment furnaces operating under extreme thermal conditions. • Waste-to-Energy Systems – Shields boiler tubes and superheaters from corrosive ash and high flue gas temperatures in incinerators and biomass units. • Cement and Glass Plants – Guards heat recovery and exhaust handling tubes from scaling and thermal wear in rotary kilns and regenerative chambers. Conclusion The 1Cr25Ni20Si2 Half Round Tube Shield by Ladhani Metal Corporation is engineered for high-performance protection in environments where conventional stainless steels may fail. Its exceptional resistance to oxidation, carburization, and high-temperature scaling makes it a preferred solution for boiler, furnace, and heat exchanger tube protection across several heavy industries. With customizable sizes, expert fabrication, and material certifications, Ladhani Metal Corporation delivers reliable and long-lasting shielding components designed to enhance system integrity, reduce maintenance costs, and ensure uninterrupted operation under extreme thermal stress. For specification or to request a quotation, please contact Ladhani Metal Corporation.

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Half Round Tube Shield

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are expertly engineered components designed to extend the life of boiler and heat exchanger tubes by protecting them against high-temperature oxidation, flue gas erosion, and mechanical damage. These shields are essential in power generation, petrochemical, and process industries where tube integrity is critical for system reliability and operational safety. 1Cr18Ni9Ti Half Round Tube Shield The 1Cr18Ni9Ti Half Round Tube Shield is a semi-cylindrical protective cover manufactured from titanium-stabilized stainless steel grade 1Cr18Ni9Ti. This material is equivalent to AISI 321 and is known for its excellent resistance to intergranular corrosion, especially after welding or prolonged high-temperature exposure. The addition of titanium in the alloy stabilizes the microstructure and prevents chromium carbide precipitation, making it ideal for thermal systems operating between 400°C and 900°C. The shield’s half-round design allows for quick and secure installation over existing tubes, providing durable protection in aggressive industrial environments. Chemical Composition of 1Cr18Ni9Ti – Titanium-Stabilized Austenitic Stainless Steel • Carbon (C): ≤ 0.08% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 17.0 – 19.0% • Nickel (Ni): 8.0 – 11.0% • Titanium (Ti): ≥ 5 × C content • Iron (Fe): Balance Uses • Boiler Tube Protection – Guards tubes from high-temperature scaling and corrosion in superheater and reheater sections exposed to combustion gases. • Heat Exchanger Tubing – Reduces risk of thermal fatigue and corrosion in steam or process exchangers operating in elevated temperature zones. • Furnace Tube Shielding – Ideal for protecting radiant and convection zone tubes from oxidation and mechanical wear in refinery and chemical furnaces. • Petrochemical Piping – Prevents tube degradation in reformers, heaters, and gas coolers exposed to carburizing and oxidizing atmospheres. • Power Plant Steam Systems – Shields tubing in HRSGs and utility boilers operating under high-temperature and fluctuating load conditions. Features • Excellent Intergranular Corrosion Resistance – Titanium addition prevents carbide precipitation, making the shield ideal for welded and heat-cycled environments. • High-Temperature Stability – Performs effectively up to 850°C with consistent mechanical strength and oxidation resistance. • Austenitic Structure – Offers good ductility, toughness, and resistance to thermal shock and creep deformation. • Half-Round Precision Fit – Custom-formed to match tube diameters, ensuring tight coverage and easy field installation with clamps or welds. • Corrosion Protection – Withstands acidic flue gases, steam condensates, and other corrosive industrial byproducts. • Finishing Options – Supplied in bright annealed, pickled, or passivated finishes to suit operational and aesthetic needs. • Custom Dimensions – Available in various wall thicknesses, lengths, and diameters to suit different system designs and operating conditions. Applications • Thermal and Nuclear Power Plants – Protects boiler and superheater tubes from high-temperature stress and oxidation in base-load and cyclic operations. • Oil Refineries – Applied in fired heaters and reformers where tube protection from scale and corrosion is essential for system longevity. • Chemical Process Plants – Guards steam and fluid tubes in reactors and exchangers handling acidic or oxidizing media at high heat. • Fertilizer Industry – Shields ammonia converter and steam reforming tubes subjected to repeated thermal cycling. • Waste-to-Energy and Biomass Plants – Prevents erosion and degradation of tubes in flue gas zones with corrosive combustion byproducts. • Heat Recovery Steam Generators – Used in combined-cycle plants to extend the life of high-temperature steam tubing systems. Conclusion The 1Cr18Ni9Ti Half Round Tube Shield by Ladhani Metal Corporation is a superior-grade solution for tube protection in high-temperature, high-pressure, and corrosive industrial environments. Its titanium-stabilized austenitic structure offers outstanding resistance to intergranular corrosion, making it especially effective in welded applications and thermal systems exposed to fluctuating service conditions. Engineered for durability and precision, these shields help reduce maintenance costs, prevent tube failures, and ensure continuous, efficient system performance. With customizable sizes, expert fabrication, and reliable material traceability, Ladhani Metal Corporation is a trusted partner for advanced tube shielding solutions. For technical consultation, application support, or quotation requests, please contact Ladhani Metal Corporation.

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Half Round Tube Shield

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.

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half round tube shields

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-engineered protective devices used to safeguard exposed tubes in boilers, heat exchangers, steam generators, and industrial process lines. These shields are designed to reduce wear, corrosion, and thermal damage, extending tube life and optimizing system performance in harsh operational environments. SS 316L Half Round Tube Shield The SS 316L Half Round Tube Shield is a semi-cylindrical protective sleeve manufactured using stainless steel grade 316L. Known for its excellent corrosion resistance and low carbon content, SS 316L is particularly suited for welded applications and environments involving chlorides or acidic compounds. The reduced carbon level minimizes the risk of carbide precipitation during welding, making the shield ideal for continuous high-temperature service and corrosive process systems. Its half-round geometry allows for quick installation, offering a tight, secure fit over existing tubes without compromising system function. Chemical Composition of SS 316L – Austenitic Stainless Steel • Carbon (C): ≤ 0.03% • 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 Uses • Boiler Tube Protection – Shields boiler tubes from corrosive flue gases and thermal cycling, preventing premature failure and improving operational efficiency. • Heat Exchanger Tube Guarding – Prevents erosion, pitting, and surface scaling in systems exposed to high-velocity fluids and temperature fluctuations. • Marine and Coastal Installations – Used in salt-laden environments to resist chloride-induced corrosion in shipboard and offshore piping systems. • Process Tube Protection – Ideal for chemical and pharmaceutical industries where tubing is exposed to acidic, caustic, or reactive compounds. • Clean Steam and Sanitary Systems – Protects tubes in hygienic environments, offering corrosion resistance without contamination risks. Features • Low Carbon Content – Enhances weldability and prevents intergranular corrosion after welding, suitable for high-temperature welded assemblies. • Excellent Corrosion Resistance – Superior resistance to chlorides, acids, and oxidizing agents, making it ideal for aggressive environments. • High Durability – Withstands mechanical wear, pressure, and thermal fatigue without deformation or loss of performance. • Precision Formed – Half-round design ensures consistent tube coverage and easy field installation with welding or clamping. • Versatile Finishes – Available in pickled, passivated, or bright annealed finishes to meet both technical and aesthetic requirements. • Custom Sizing – Fabricated in various diameters, thicknesses, and lengths to match specific project dimensions and system layouts. Applications • Power and Utility Boilers – Used to protect superheater, reheater, and economizer tubes from oxidation and thermal damage. • Refineries and Chemical Plants – Shields high-temperature process tubes from corrosive gases and fluctuating chemical exposure. • Desalination and Water Treatment – Applied in brine heaters and evaporators to guard against saltwater corrosion. • Pharmaceutical Manufacturing – Suitable for steam and utility lines in cleanrooms and sterile process environments. • Food and Beverage Industry – Protects steam and pasteurization tubes in CIP systems, ensuring hygiene and corrosion resistance. • Pulp and Paper Mills – Guards recovery boiler tubes from corrosive byproducts and erosive steam flows. Conclusion The SS 316L Half Round Tube Shield from Ladhani Metal Corporation is a high-performance solution designed to enhance the reliability and service life of tubes in corrosive and high-temperature applications. Its low carbon content provides superior weldability and protection against intergranular attack, making it ideal for welded systems and continuous exposure to harsh conditions. Whether in power generation, food processing, marine, or chemical industries, these shields deliver consistent performance, reduced downtime, and long-term value. With customizable options, premium material sourcing, and expert craftsmanship, Ladhani Metal Corporation remains a trusted manufacturer of precision-engineered tube shielding products. For technical details, quotation requests, or custom fabrication inquiries, please contact Ladhani Metal Corporation.

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half round tube shields

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-formed protective components used to shield exposed tubes in boilers, heat exchangers, and high-temperature piping systems. Designed to withstand harsh environments, they provide long-term protection against corrosion, erosion, and thermal damage, significantly improving the operational life and reliability of industrial systems. SS 316 Half Round Tube Shield The SS 316 Half Round Tube Shield is a semi-cylindrical cover made from austenitic stainless steel grade 316. Known for its superior corrosion resistance and mechanical strength, SS 316 is especially effective in chloride-rich environments such as marine, chemical, and coastal processing industries. The shield is engineered to fit over existing tubes, acting as a barrier against high-temperature gases, steam erosion, and corrosive media. Its molybdenum-enriched composition enhances pitting and crevice corrosion resistance, making it ideal for aggressive applications. Chemical Composition of SS 316 – 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 Uses • Boiler Tube Protection – Provides a robust shield against corrosive flue gases, preventing tube thinning and extending service intervals in industrial boilers. • Heat Exchanger Tube Protection – Reduces erosion and scaling in process systems exposed to fluctuating temperatures and aggressive fluids. • Marine and Coastal Applications – Ideal for protecting piping and steam lines in saltwater environments where chloride-induced corrosion is a major concern. • Chemical Process Tubing – Shields tubes exposed to acidic or caustic compounds, minimizing localized corrosion and chemical wear. • Pharmaceutical and Food Plants – Protects steam and utility tubes while maintaining hygiene and resistance to cleaning agents and sanitizers. Features • Excellent Corrosion Resistance – Molybdenum addition enhances resistance to pitting, crevice corrosion, and chemical attack. • High Strength and Durability – Withstands mechanical stress and thermal cycling without deformation or degradation. • Precision Fit – Half-round profile allows easy installation and secure fitting over tubes with minimal disruption to system performance. • Hygienic Material – Non-reactive and easy to clean, suitable for environments requiring sanitary conditions. • Customizable – Available in a variety of wall thicknesses, diameters, lengths, and mounting styles to meet specific operational needs. • Optional Finishes – Pickled, passivated, and bright annealed surface finishes available for improved appearance and added protection. Applications • Power Generation Boilers – Used in high-pressure steam systems to shield tubes from gas erosion and oxidation. • Chemical Processing Units – Protects tubes in acidic, alkaline, and oxidizing environments across chemical plants and refineries. • Marine Boilers and Engines – Installed on tubes and exhaust lines in marine vessels to resist chloride-induced corrosion. • Pharmaceutical Facilities – Suitable for clean steam systems and sterile environments requiring high resistance to chemical sanitizers. • Food and Beverage Industry – Used in pasteurization, CIP lines, and steam piping where corrosion resistance and cleanliness are essential. • Desalination Plants – Guards tubing systems in brine and saltwater processing units against aggressive corrosion and scaling. Conclusion The SS 316 Half Round Tube Shield by Ladhani Metal Corporation is an advanced protective solution for critical tubing systems operating in corrosive and high-temperature environments. Its enhanced chemical resistance, mechanical strength, and adaptability to sanitary and marine conditions make it an ideal choice for industries requiring long-term reliability and safety. Designed with precision and manufactured to meet strict industrial standards, these shields ensure prolonged tube life, reduced downtime, and improved system performance. Custom-fabricated to match your application, Ladhani Metal Corporation provides dependable shielding solutions trusted across industries worldwide. For detailed specifications, inquiries, or custom orders, please contact Ladhani Metal Corporation.

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