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Half Round Straight Tube Shield

SS 310S Half Round Straight Tube Shield Half Round Tube Shield Ladhani Metal Corporation manufactures SS 310S Half Round Straight Tube Shields designed to protect straight boiler and heat exchanger tubes from high-temperature oxidation, corrosion, and mechanical erosion. SS 310S is a low-carbon version of SS 310, offering enhanced weldability and resistance to sensitization during thermal exposure. These shields are especially suited for harsh environments involving continuous or cyclic high heat, making them ideal for industrial boilers, fired heaters, and heat recovery systems. SS 310S Half Round Straight Tube Shield The SS 310S Half Round Straight Tube Shield is fabricated to tightly fit over straight tube surfaces, offering durable protection in thermal processing units. Its resistance to scaling at temperatures up to 1100°C and excellent mechanical strength under elevated temperatures makes it reliable for shielding heat-affected tubes. With easy installation methods such as tack welding, clamping, or banding, these shields minimize downtime and maintenance in critical operations. Ladhani Metal Corporation is a leading manufacturer, supplier, and exporter of SS 310S Half Round Straight Tube Shields, offering custom solutions to meet the demanding conditions of thermal power plants, petrochemical facilities, and steam reformers. Material Grade SS 310S – Austenitic stainless steel with low carbon content and superior heat and oxidation resistance. Chemical Composition of SS 310S • 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: Recommended for continuous high-temperature service in aggressive gas environments, especially where welding and corrosion resistance are key. Uses • Shielding straight tubes in superheaters, reheaters, and steam coil systems • Protection against flue gas erosion in waste heat boilers • Heat shielding in fired process heaters and refinery furnaces • Lining straight tube segments in chemical and fertilizer heat exchangers • Defending against scaling and surface degradation in steam reformers Features • Low carbon for better weldability – Prevents sensitization and intergranular corrosion • High resistance to scaling – Maintains integrity under continuous exposure to extreme heat • Durable and long-lasting – Withstands mechanical and thermal fatigue • Available in custom sizes – Fabricated to match exact tube diameters and operating conditions • Quick installation – Compatible with standard weld-on, clamp-on, or banded attachment methods • High service life – Reduces tube wear and lowers maintenance frequency Applications • power generation – Installed on straight boiler tubes in areas with high thermal load and flue gas flow • refineries – Protects tubes in process heaters from oxidation and heat-related damage • petrochemical plants – Used in straight sections of heat exchangers and reformer coils • WHRB systems – Improves durability of tubes in gas turbine exhaust recovery units • fertilizer industry – Extends lifespan of tube sections exposed to acidic and high-temperature gas streams Conclusion The SS 310S Half Round Straight Tube Shield from Ladhani Metal Corporation provides superior protection in high-temperature environments, offering excellent oxidation resistance, long-term structural performance, and easy adaptability. Its low carbon content makes it suitable for welded applications where corrosion resistance must be preserved. Engineered for precision and performance, this shield is a reliable choice for heavy-duty thermal systems. For technical assistance, custom orders, or quotes, contact Ladhani Metal Corporation.

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Half Round Straight Tube Shield

Half Round Tube Shield Ladhani Metal Corporation manufactures SS 304L Half Round Straight Tube Shields designed to protect straight sections of boiler and heat exchanger tubes from erosion, thermal fatigue, and corrosion caused by high-temperature gases and particulate matter. These shields are shaped to conform tightly to the outer tube surface, providing a protective barrier in high-wear zones. The SS 304L material offers excellent weldability and enhanced resistance to intergranular corrosion, making it ideal for shielding tubes in critical thermal environments. SS 304L Half Round Straight Tube Shield The SS 304L Half Round Straight Tube Shield is made from low-carbon austenitic stainless steel (304L), which minimizes carbide precipitation during welding and resists intergranular attack. This makes it especially useful for applications where welding is required during installation. The shield is installed over straight tube sections in boilers, superheaters, economizers, and steam processing equipment to extend tube life and reduce maintenance needs. Ladhani Metal Corporation is a trusted manufacturer, supplier, and exporter of SS 304L Half Round Straight Tube Shields, offering reliable tube protection solutions for industrial heating and energy systems. Material Grade SS 304L – Low-carbon variant of austenitic stainless steel with enhanced corrosion resistance and weldability. Chemical Composition of SS 304L • Carbon (C): ≤ 0.03% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 18.0 – 20.0% • Nickel (Ni): 8.0 – 12.0% • Iron (Fe): Balance Applications: Ideal for systems involving welding, elevated temperatures, and corrosive steam or gas exposure. Uses • Shielding straight tubes in boilers and superheaters • Protection of economizer tubes and reheaters • Used in heat recovery steam generators (HRSGs) • Applied in steam reformers and chemical processing units • Effective in pulp and paper recovery boilers and refinery heaters Features • Intergranular corrosion resistance – Low carbon content prevents sensitization and weld decay • High-temperature strength – Maintains integrity under prolonged heat and gas exposure • Extended tube life – Minimizes erosion, slag buildup, and surface damage • Custom sizing – Available in various diameters, thicknesses, and lengths to match tube dimensions • Simple installation – Mounts securely using clamps, welding, or metal banding • Reduced maintenance – Lowers the need for frequent inspection and tube replacement Applications • power generation – Shields straight tube segments in LTSH and superheater zones from flue gas erosion • petrochemical plants – Protects tubes in high-humidity, chloride, and acidic processing environments • industrial boilers – Enhances tube longevity in zones prone to fly ash and slag contact • waste heat recovery systems – Extends operational life under thermal cycling and gas turbulence • marine boilers – Ideal for use in steam systems aboard ships exposed to saline and humid conditions Conclusion The SS 304L Half Round Straight Tube Shield by Ladhani Metal Corporation provides a robust and corrosion-resistant solution for protecting straight tube sections in thermal processing units. With its low carbon content, superior weldability, and durable performance in high-temperature environments, it is an optimal choice for industries focused on efficiency, reliability, and long service life. For custom fabrication, project-specific designs, or technical support, please contact Ladhani Metal Corporation.

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Half Round Tube Shield for LTSH Tube

Half Round Tube Shield Ladhani Metal Corporation manufactures high-quality Half Round Tube Shields designed to protect boiler and heat exchanger tubes from erosion, scaling, and thermal fatigue. These shields are especially suited for systems where tubes are exposed to turbulent gas flow, particulate-laden environments, and fluctuating thermal cycles. The semi-cylindrical shape of the shield allows easy installation and reliable surface protection, extending the operational life of the tubes. 1Cr13 Half Round Tube Shield for LTSH Tube The 1Cr13 Half Round Tube Shield is fabricated from martensitic stainless steel containing approximately 13% chromium. Known for its good corrosion resistance, moderate heat resistance, and excellent wear strength, 1Cr13 is suitable for medium-temperature applications, especially in mildly corrosive or oxidizing environments. This makes it an ideal material for shielding LTSH (Low Temperature Superheater) tubes from flue gas erosion and ash abrasion. The Low Temperature Superheater (LTSH) is a section in a boiler where saturated steam from the steam drum is superheated to a moderately higher temperature before entering the high-temperature superheater stages. Positioned in areas with relatively lower flue gas temperatures, the LTSH helps improve thermal efficiency and reduces moisture content in steam. Due to constant exposure to abrasive flue gases and ash, LTSH tubes are prone to wear and require protective shielding, such as half round tube shields, to extend service life. Ladhani Metal Corporation is a reliable manufacturer, supplier, and exporter of 1Cr13 Half Round Tube Shields, delivering durable and cost-effective solutions for various thermal power and heat exchanger applications. Chemical Composition of 1Cr13 – Martensitic Stainless Steel • Carbon (C): 0.15 – 0.20% • Manganese (Mn): ≤ 1.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 12.0 – 14.0% • Iron (Fe): Balance Applications: Suitable for moderately corrosive and abrasive environments, especially in boiler systems, where mechanical strength and oxidation resistance are required at elevated but controlled temperatures. Uses • Protection of LTSH tubes in thermal power plant boilers • Surface shielding in steam generators and utility boilers • Coverage of superheater coils in flue gas-exposed zones • Suitable for coal-fired and biomass-fired boiler applications • Used in refinery and petrochemical boilers with moderate gas exposure Features • Good corrosion and oxidation resistance – Provides reliable performance in mildly corrosive environments • Wear and erosion resistance – Withstands mechanical wear from ash and soot-laden gas streams • Precise custom fitting – Fabricated to match specific tube diameters and bend radii • Enhanced tube protection – Minimizes wear on LTSH tubes, increasing overall system lifespan • Easy installation – Supports clamp-on, weld-on, and banding installation options • Wide availability – Offered in various lengths, thicknesses, and profiles Applications • power generation – Used in LTSH zones to protect from flue gas erosion and slagging • WHRBs – Shields exposed surfaces of tube bends in waste heat recovery systems • chemical and fertilizer plants – Applied in steam systems requiring moderate temperature durability • cement industry – Suitable for boilers dealing with particulate exhaust gas environments • industrial utility boilers – Enhances tube life in fluctuating thermal load zones Conclusion The 1Cr13 Half Round Tube Shield for LTSH Tube by Ladhani Metal Corporation – manufacturer, supplier, and exporter – is a dependable solution for protecting tube surfaces in moderately corrosive, abrasive, and thermally active environments. Its martensitic stainless composition and mechanical durability make it ideal for power plants and process boilers requiring extended service life with lower maintenance needs. For customized dimensions, technical support, or quotation, contact Ladhani Metal Corporation.

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Half Round Tube Shield for LTSH Tube

Half Round Tube Shield Half Round Tube Shields from Ladhani Metal Corporation are durable, precisely fabricated components used to protect boiler tubes from erosion, scaling, and corrosion caused by flue gas flow and particulate impact. Their half-round, semi-cylindrical structure is designed to conform closely to tube surfaces, especially in areas subjected to repeated thermal cycling or mechanical wear. These shields are extensively applied in boilers, heat exchangers, and waste heat recovery systems. 1Cr25Ni20Si2 Half Round Tube Shield for LTSH Tube The 1Cr25Ni20Si2 Half Round Tube Shield is manufactured from a high-performance chromium-nickel-silicon alloy designed for elevated-temperature service. With approximately 25% chromium, 20% nickel, and added silicon content, this alloy exhibits superior resistance to oxidation, thermal fatigue, and carburization. Its mechanical stability under high-temperature operation makes it a preferred material for protective applications in Low Temperature Superheater (LTSH) zones. The Low Temperature Superheater (LTSH) is a section in a boiler where saturated steam from the steam drum is superheated to a moderately higher temperature before entering the high-temperature superheater stages. Positioned in areas with relatively lower flue gas temperatures, the LTSH helps improve thermal efficiency and reduces moisture content in steam. Due to constant exposure to abrasive flue gases and ash, LTSH tubes are prone to wear and require protective shielding, such as half round tube shields, to extend service life. Ladhani Metal Corporation is a trusted manufacturer, supplier, and exporter of 1Cr25Ni20Si2 Half Round Tube Shields, offering high-performance shielding solutions tailored for harsh, heat-intensive industrial environments. Chemical Composition of 1Cr25Ni20Si2 – Chromium-Nickel-Silicon Heat-Resistant Steel • Carbon (C): ≤ 0.10% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Silicon (Si): 1.5 – 2.5% • Chromium (Cr): 24.0 – 27.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Applications: Suitable for high-temperature steam systems, where resistance to flue gas corrosion, thermal oxidation, and mechanical fatigue is essential. Uses • Protects LTSH tubes in thermal power plants from scaling and soot-induced wear • Shields heat exchanger tubes from low-temperature corrosive gases and ash deposition • Used in boilers and HRSGs exposed to fluctuating temperature and combustion by-products • Suitable for high-wear areas in biomass boilers and incineration systems • Enhances operational life of reheater and superheater coil sections Features • High thermal stability – Withstands temperature fluctuations without structural deformation • Excellent oxidation and carburization resistance – Ideal for extended high-temperature exposure • Custom fit – Designed according to specific tube radii and coil geometries for accurate alignment • Reduced maintenance – Shields tubes from damage, minimizing downtime and repair costs • Versatile installation – Compatible with weld-on, clamp-on, and banding installation techniques • Long service life – Resistant to scaling and degradation in heat-intensive environments Applications • power generation boilers – Provides long-term protection for LTSH coils in flue gas zones • WHRBs and HRSGs – Used in low-temperature convection sections to counteract erosive gas flow • chemical and refining industries – Prevents corrosion in heat exchangers handling acidic media • marine steam systems – Protects low-temperature sections exposed to salt-laden air and gases • waste-to-energy plants – Shields boiler tubing from high-volume particulate streams Conclusion The 1Cr25Ni20Si2 Half Round Tube Shield for LTSH Tube by Ladhani Metal Corporation – manufacturer, supplier, and exporter – is a high-performance component designed for superior protection of boiler tubes in corrosive and thermally aggressive environments. It ensures durability, thermal resistance, and long-term reliability in LTSH and similar service applications. For specifications, custom fabrication, or bulk orders, contact Ladhani Metal Corporation.

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Half Round Tube Shield for LTSH Tube

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are protective components engineered to shield boiler tubes, superheaters, and heat exchangers from erosion, scaling, and ash impact. These shields are widely used in thermal power plants, industrial steam systems, and waste heat recovery units to prolong tube life and enhance operational reliability. Their semi-cylindrical shape allows for easy installation over exposed tube surfaces, especially in zones exposed to abrasive flue gases and thermal stress. SS 310S Half Round Tube Shield for LTSH Tube The SS 310S Half Round Tube Shield is manufactured from low-carbon austenitic stainless steel grade 310S. With high chromium and nickel content, it offers excellent resistance to oxidation and scaling at elevated temperatures, while its reduced carbon level enhances weldability and reduces the risk of sensitization. This makes it ideal for Low Temperature Superheater (LTSH) applications, where tubes are exposed to flue gas streams, ash particles, and moderate thermal cycling. The Low Temperature Superheater (LTSH) is a section in a boiler where saturated steam from the steam drum is superheated to a moderately higher temperature before entering the high-temperature superheater stages. Positioned in areas with relatively lower flue gas temperatures, the LTSH helps improve thermal efficiency and reduces moisture content in steam. Due to constant exposure to abrasive flue gases and ash, LTSH tubes are prone to wear and require protective shielding, such as half round tube shields, to extend service life. Ladhani Metal Corporation is a trusted manufacturer, supplier, and exporter of SS 310S Half Round Tube Shields for LTSH tubes, offering high-performance shielding solutions for long-term service in boiler and heat recovery systems. 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: Suitable for areas with exposure to moderate temperatures, oxidizing gases, and ash deposition where high-temperature strength and corrosion resistance are critical. Uses • Protects LTSH tubes in power boilers from ash erosion, soot impact, and flue gas corrosion • Used in convection zones of HRSGs, economizers, and waste heat recovery units • Shields tube surfaces in steam generation systems exposed to gas turbulence and thermal cycling • Effective in industrial heating systems and chemical boilers facing scale formation and heat stress • Enhances durability of tubes in coal-fired and biomass-fired boilers with fly ash carryover Features • Excellent oxidation and scaling resistance – Performs in oxidizing environments and thermal zones • Superior weldability – Low carbon content minimizes risk of intergranular corrosion during welding • Tailored protection – Custom-fabricated to match tube diameter, bend radius, and system layout • Simple installation – Compatible with clamping, banding, or welding methods for quick setup • Extended tube life – Minimizes erosion and surface degradation, reducing maintenance downtime • Available in various lengths and thicknesses per system requirements Applications • thermal power plants – Installed on LTSH tube banks for long-term protection against erosion and corrosion • waste heat recovery boilers – Shields curved tubes in return flow zones with ash-laden flue gas • petrochemical units – Applied on steam coils and heat exchanger tubes operating under oxidizing gas exposure • utility boilers – Protects superheater tubes from scaling and particulate impact in low-temperature sections • industrial boiler systems – Enhances performance and service life of steam tubes in energy recovery zones Conclusion The SS 310S Half Round Tube Shield for LTSH Tube by Ladhani Metal Corporation – manufacturer, supplier, and exporter – offers reliable protection for superheater tubes operating in low-temperature, oxidizing, and abrasive flue gas environments. With enhanced weldability, high-temperature resistance, and custom-fit fabrication, this shield ensures dependable performance across a wide range of thermal and industrial applications. For technical assistance, tailored designs, or quotation requests, 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 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 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 high-precision protective components designed to shield boiler and heat exchanger tubes from erosion, high-temperature scaling, and aggressive gas flows. Crafted from superior stainless steel alloys, these shields enhance equipment reliability and performance in demanding industrial conditions. SS 310 Half Round Tube Shield The SS 310 Half Round Tube Shield is a semi-circular metallic shield fabricated using premium stainless steel grade 310, known for its outstanding resistance to oxidation, scaling, and corrosion at elevated temperatures. This shield is specifically designed for use in environments involving extreme thermal cycling, aggressive combustion gases, and high mechanical stress. The half-round configuration ensures easy, secure installation over exposed tubes, forming a protective barrier that extends component life and reduces maintenance costs. Chemical Composition of SS 310 – 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 Uses : • Boiler Tube Protection – Shields boiler tubes from direct exposure to high-temperature flue gases, reducing metal loss due to oxidation and abrasive ash erosion in thermal power plants. • Heat Exchanger Tube Shielding – Provides a protective layer against high-temperature corrosion and flow-induced wear, preserving efficiency and reducing failure risks. • Furnace Tube Safeguarding – Resists flame impingement and scale buildup in industrial furnaces, extending the life of radiant and convection section tubes. • Petrochemical Process Protection – Used in reactors and reformers where exposure to hot process gases and thermal cycling can severely damage unprotected tubes. • Steam Superheater and Reheater Systems – Guards tubes from surface deterioration in high-pressure steam circuits, improving operational longevity and safety. Features : • High-Temperature Resistance – SS 310 maintains structural integrity at temperatures up to 1100°C, ideal for high-heat zones in boilers and furnaces. • Corrosion and Oxidation Resistance – Superior chromium and nickel content ensures excellent resistance to oxidation, scaling, and carburization even under continuous thermal exposure. • Precision Half-Round Design – Ensures a tight, secure fit on existing tube surfaces, enabling quick installation and easy replacement without interrupting system performance. • Custom Fabrication – Available in various thicknesses, lengths, and diameters to suit different tube sizes and geometries, with optional welding or clamping attachments. • Surface Finishing Options – Offered in bright annealed, pickled, or passivated finishes for enhanced appearance and additional surface protection. Applications : • Thermal Power Plants – Protects superheater and economizer tubes from soot erosion, slagging, and thermal stress caused by high-velocity flue gases. • Oil Refineries and Petrochemical Plants – Installed on high-temperature piping and reformer tubes exposed to corrosive gases, thermal cycling, and process variability. • Heat Recovery Steam Generators (HRSGs) – Enhances tube durability in combined-cycle plants where steam tubes face aggressive exhaust gas flow. • Chemical Processing Equipment – Applied in heat exchanger and reactor tubes that handle chemically reactive or acidic compounds at elevated temperatures. • Industrial Steam Boilers – Used in high-pressure steam systems across food, textile, pulp & paper, and marine industries to extend tube life and ensure safe operation. Conclusion The SS 310 Half Round Tube Shield by Ladhani Metal Corporation is a premium solution engineered for the most demanding high-temperature and corrosive environments. Its exceptional resistance to oxidation, scaling, and thermal fatigue makes it ideal for use in power plants, refineries, and process industries where tube protection is critical for safety and efficiency. By extending the life of boiler and heat exchanger tubes, reducing downtime, and minimizing repair costs, these shields offer long-term value and dependable performance. With custom sizing, precision fabrication, and strict quality control, Ladhani Metal Corporation delivers reliable shielding solutions tailored to meet the toughest industrial challenges. For technical inquiries, customization options, or to request a quote, please contact Ladhani Metal Corporation.

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