Half Round Tube Shield Ladhani Metal Corporation manufactures Cr25Ni20 Half Round Straight Tube Shields for use in high-temperature industrial environments where resistance to oxidation, carburization, and thermal fatigue is critical. Cr25Ni20 is a heat-resistant alloy with a high chromium (25%) and nickel (20%) content, offering excellent stability under prolonged exposure to high heat and corrosive flue gases. This alloy is widely used in boilers, reformers, waste heat recovery systems, and thermal process units. Cr25Ni20 Half Round Straight Tube Shield The Cr25Ni20 Half Round Straight Tube Shield is precisely shaped to fit the outer surface of straight heat exchanger or boiler tubes. It forms a durable, semi-cylindrical layer of protection against high-temperature scaling, tube thinning, and erosion caused by particulate-laden flue gas. The shield enhances tube longevity in radiation zones and areas prone to direct flame or high-velocity gas flow. Its excellent thermal shock resistance also makes it suitable for cyclic heating and cooling conditions. Ladhani Metal Corporation is a leading manufacturer, supplier, and exporter of Cr25Ni20 Half Round Straight Tube Shields, delivering robust thermal shielding solutions for critical tube protection. Material Grade Cr25Ni20 – High chromium-nickel heat-resistant alloy Chemical Composition of Cr25Ni20 • Carbon (C): ≤ 0.08% • Silicon (Si): ≤ 1.5% • Manganese (Mn): ≤ 2.0% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Uses • Protection of boiler tubes in radiant and convection zones • Straight tube shielding in reformers and furnace outlets • High-temperature air and gas heater shielding • Application in coal gasification and petrochemical furnaces • Tube erosion prevention in thermal incineration units Features • Excellent high-temperature performance – Operates reliably above 1000°C • Resistant to oxidation and scale – Maintains surface integrity in oxidizing environments • Superior creep strength – Suitable for long-term service under thermal stress • Effective in carburizing atmospheres – Ideal for furnaces and gas reactors • Thermal fatigue resistance – Withstands repeated heating and cooling cycles • Custom fabrication – Available in multiple lengths, thicknesses, and diameters Applications • power generation boilers – Radiant zone tube protection • thermal cracking units – Resistant to flame impingement and high gas velocity • waste heat recovery boilers – Prolongs tube life in high-ash flue gas areas • fertilizer plants – Used in ammonia reformer tube protection • metallurgical furnaces – Shields exposed tubes in extreme temperature cycles Conclusion Cr25Ni20 Half Round Straight Tube Shields from Ladhani Metal Corporation offer outstanding durability and heat resistance, making them ideal for straight tubes operating in the most demanding high-temperature applications. Their high chromium and nickel content ensures reliable service where oxidation, erosion, and thermal cycling are a concern. For custom sizes, specifications, or technical consultations, 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 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.

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are precision-formed protective components used to shield boiler tubes, superheaters, and heat exchangers from erosion, scaling, ash impact, and corrosion. Commonly applied in power plants, waste heat recovery units, and industrial heating systems, these shields help prolong tube service life and maintain consistent thermal performance. Their half-round design ensures easy installation over exposed tube surfaces and provides dependable coverage in harsh gas flow zones. SS 310 Half Round Tube Shield for LTSH Tube The SS 310 Half Round Tube Shield is fabricated from high-temperature austenitic stainless steel grade 310. Known for its high chromium and nickel content, SS 310 offers excellent oxidation resistance, superior thermal stability, and strength under prolonged heat exposure. This makes it ideal for Low Temperature Superheater (LTSH) applications, where tubes are vulnerable to erosion, ash buildup, and gas-phase corrosion. The shield is precisely shaped to match the outer curvature of LTSH tubes, enabling effective surface protection in relatively low-temperature flue gas environments. 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 leading manufacturer, supplier, and exporter of SS 310 Half Round Tube Shields for LTSH tubes, offering high-performance protection in demanding thermal conditions. 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 Applications: Designed for low-temperature superheater zones and other areas with moderate heat and flue gas exposure, where oxidation resistance and strength are required. Uses • Installed on LTSH tubes to protect against soot erosion, scaling, and ash particle wear • Applied in convection zones of power boilers and economizers exposed to moderate heat and flue gases • Suitable for WHRBs and HRSGs where return tube surfaces are vulnerable to thermal degradation • Used in process heaters and chemical boilers operating under oxidizing conditions • Effective in gas-fired and coal-fired systems where moisture and ash corrosion is common Features • Excellent oxidation resistance – Performs well in oxidizing and mildly corrosive gas atmospheres • High-temperature strength – Resists deformation and scaling under continuous heat exposure • Custom-fit design – Precisely fabricated to match specific LTSH tube sizes and geometries • Easy installation – Can be attached using clamp-on, banding, or tack welding methods • Reduces maintenance – Protects high-wear areas from erosion and thermal stress • Available in various lengths, wall thicknesses, and radii per design requirements Applications • thermal power stations – Applied on LTSH tube surfaces to resist flue gas and ash-induced damage • waste heat recovery systems – Used in lower temperature zones of WHRBs to prevent erosion • petrochemical processing – Shields tube surfaces in heaters and exchangers from scaling • utility boilers – Protects steam superheater tubes in moderate heat and corrosive conditions • industrial steam systems – Enhances tube durability in superheaters and economizer banks Conclusion The SS 310 Half Round Tube Shield for LTSH Tube by Ladhani Metal Corporation – manufacturer, supplier, and exporter – is a reliable, heat-resistant solution for protecting superheater tubes in flue gas environments with moderate temperatures. Its superior resistance to scaling, oxidation, and erosion makes it ideal for maintaining the efficiency and longevity of boiler systems operating in low-temperature zones. For custom sizes, specifications, or technical assistance, please contact Ladhani Metal Corporation.

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are essential components used to protect heat exchanger tubes, boiler coils, and superheater assemblies from erosion, scaling, slag buildup, and high-temperature corrosion. Designed with a semi-cylindrical profile, they offer easy installation over straight or curved tube surfaces. These shields play a vital role in increasing service life, reducing tube maintenance, and ensuring the efficient operation of thermal systems across power generation, chemical processing, and petrochemical industries. 1Cr25Ni20Si2 U Type Inner Half Round Tube Shield The 1Cr25Ni20Si2 U Type Inner Half Round Tube Shield is fabricated from a high-temperature resistant chromium-nickel-silicon alloy steel. This grade offers excellent resistance to oxidation, sulfur corrosion, and thermal fatigue, even under prolonged exposure to temperatures above 1000°C. The inner U-type configuration is specifically designed to shield the internal curvature of U-bend tubes, a zone vulnerable to accelerated wear caused by flue gas turbulence, slag impact, and thermal cycling. • Inner U Type Half Round Tube Shield – Designed to cover the inside arc of U-bend tubes, offering protection from erosion, scale formation, and heat stress. Ladhani Metal Corporation is a reliable manufacturer, supplier, and exporter of 1Cr25Ni20Si2 U Type Inner Half Round Tube Shields, providing high-performance protective solutions for extreme temperature and chemically aggressive environments. Chemical Composition of 1Cr25Ni20Si2 – High Temperature Alloy Steel • Carbon (C): ≤ 0.20% • Manganese (Mn): ≤ 1.50% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Silicon (Si): 1.80 – 2.50% • Chromium (Cr): 24.0 – 26.0% • Nickel (Ni): 19.0 – 22.0% • Iron (Fe): Balance Applications: Suited for high-temperature environments with oxidizing, sulfurizing, or carburizing gases. Especially effective in boiler, furnace, and WHRB systems operating under cyclic thermal conditions. Uses • Installed on the inner arc of U-bend tubes in power plant boilers and superheaters exposed to slag and thermal stress • Protects curved tube bends in WHRBs, HRSGs, and reformers subjected to flue gas erosion and oxidation • Applied in heat exchangers and reactors operating in high-temperature and chemically active atmospheres • Used in furnace coils, metallurgical plants, and incinerators for protection from sulfur-laden and high-heat gas streams • Suitable for curved tube coils in petrochemical and process industries where scaling and corrosion are common Features • Excellent oxidation resistance – Performs effectively at continuous service temperatures up to 1100°C • Superior inner arc protection – Covers high-wear zones exposed to heat, slag, and turbulent gas flow • Enhanced thermal fatigue resistance – Designed for use in cyclic heating environments without distortion • Corrosion resistance – Withstands acid gases and sulfur-rich flue gases common in industrial combustion systems • Precision fitment – Fabricated to match specific tube sizes and bend radii for optimal protection and stability • Easy installation – Can be fixed using clamping, tack welding, or banding methods depending on system design Applications • power generation – Shields inner U-bend tubes in superheaters and reheaters from high-temperature erosion • waste heat recovery – Used in WHRBs and HRSGs to protect internal arcs against scaling and oxidation • petrochemical processing – Protects U-bend tubes in reformers and exchangers exposed to acidic gas streams • chemical industry – Ensures long-lasting performance in reactors and thermal processing equipment • metallurgical and furnace systems – Applied where high heat and slag exposure are routine Conclusion The 1Cr25Ni20Si2 U Type Inner Half Round Tube Shield by Ladhani Metal Corporation – manufacturer, supplier, and exporter – provides high-strength, heat-resistant shielding for the internal arcs of U-bend tubes operating in severe industrial environments. Its resistance to oxidation, corrosion, and thermal fatigue makes it a dependable solution for extending equipment life and performance under extreme conditions. For custom sizes, technical support, or pricing inquiries, please contact Ladhani Metal Corporation.

Half Round Tube Shield Half Round Tube Shields by Ladhani Metal Corporation are engineered to provide robust protection for boiler tubes, superheaters, and heat exchangers operating under harsh thermal and corrosive conditions. Designed for installation over curved or straight tube sections, these shields help prevent erosion, slag accumulation, scaling, and high-temperature corrosion. Their half-round shape allows for quick and secure mounting, extending tube service life and minimizing unplanned maintenance in power plants, petrochemical facilities, and other high-temperature industrial systems. SS 316 U Type Inner Half Round Tube Shield The SS 316 U Type Inner Half Round Tube Shield is manufactured from molybdenum-bearing austenitic stainless steel grade 316, offering enhanced resistance to pitting, crevice corrosion, and chloride-induced attack. The inner U-type configuration is specifically designed to cover the internal arc of U-bend tubes, where gas turbulence and heat concentration tend to cause localized wear and scaling. This makes it an ideal choice for systems operating in corrosive, chloride-rich, or marine environments. • Inner U Type Half Round Tube Shield – Protects the internal curvature of U-bend tubes from high-temperature scaling, erosion, and corrosion due to turbulent gas flow and thermal cycling. Ladhani Metal Corporation is a reliable manufacturer, supplier, and exporter of SS 316 U Type Inner Half Round Tube Shields, offering precision-fabricated shielding solutions tailored to the needs of critical high-performance industries. Chemical Composition of SS 316 – Austenitic Stainless Steel with Molybdenum • 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: Best suited for environments with exposure to chlorides, acidic gases, or steam, where advanced corrosion resistance and heat performance are required. Uses • Protection of inner arcs of U-bend tubes in superheaters and reheaters exposed to flue gas turbulence • Installed in return bends of heat exchangers, condensers, and WHRBs where inner surfaces face scaling and erosion • Ideal for curved tube sections in petrochemical reactors, steam reformers, and coastal or offshore installations • Applied in high-temperature systems exposed to chloride-laden or acidic process gases • Used in chemical and fertilizer plants where welded tube bends are prone to localized corrosion Features • Superior corrosion resistance – Molybdenum content enhances resistance to pitting, crevice corrosion, and aggressive chemicals • Inner arc coverage – Designed specifically for areas affected by turbulence and localized heat attack • Excellent high-temperature performance – Maintains mechanical strength and oxidation resistance up to 870°C • Custom fitment – Precisely fabricated to match tube diameter and bend radius for secure installation • Versatile mounting – Installed using clamps, bands, or tack welding, without needing system disassembly • Long-term reliability – Reduces tube degradation, downtime, and maintenance in harsh service conditions Applications • power generation – Used in U-bend tubes of superheaters and economizers in chloride-containing flue gas environments • petrochemical industry – Shields tube bends in reformers and exchangers exposed to acidic gases and steam • waste heat recovery – Protects inner arcs of tube coils in WHRBs and HRSGs from scaling and corrosion • chemical processing – Ideal for tube protection in corrosive media with high moisture and heat • marine and coastal systems – Provides corrosion defense in return bends of heat exchangers exposed to salt-laden air Conclusion The SS 316 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 curvature of U-bend tubes exposed to heat and corrosive environments. With its molybdenum-enhanced resistance and precision engineering, this shield is ideal for applications requiring superior durability, thermal stability, and corrosion protection. For custom dimensions, technical guidance, or quotations, please contact Ladhani Metal Corporation.

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.

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.

DIN 2569 Monel Flanges PN 100 are precision-engineered welding neck flanges manufactured from high-grade Monel alloys, specifically designed for high-pressure and highly corrosive environments. Built to DIN 2569 standards, these flanges offer excellent resistance to seawater, acids, and alkalis, along with superior mechanical strength and durability. Their robust performance makes them ideal for critical applications in marine engineering, chemical processing, oil and gas, and offshore industries. Ladhani Metal Corporation is a leading manufacturer and exporter of Monel flanges, offering reliable and high-quality products that meet stringent international standards. The welding neck configuration ensures permanent, high-strength connections suitable for continuous operation under high pressure and temperature conditions. Pressure Rating: • PN 100 (100 bar / 1450 psi): Specifically designed for high-pressure systems requiring outstanding corrosion resistance, sealing integrity, and mechanical performance in aggressive and demanding environments. Flange Types: • Welding Neck Flanges Provide high-strength welded connections for pressurized piping systems exposed to thermal expansion and vibration. • Raised Face (RF) Flanges Enhance gasket compression and sealing performance in high-pressure and temperature applications. • Flat Face (FF) Flanges Used in applications with flat mating surfaces, particularly when connecting to brittle or non-metallic materials. • Forged Welding Neck Flanges Offer high mechanical strength, dimensional accuracy, and durability. • Custom-Machined Flanges Available in various sizes, pressure classes, and Monel grades as per customer requirements. Monel Grades and Composition: 1. Monel 400 (Nickel-Copper Alloy) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): 28.0 – 34.0% • Iron (Fe): ≤ 2.5% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.30% Applications: Used in marine engineering, chemical processing, and fuel or freshwater tanks due to its excellent resistance to seawater, hydrofluoric acid, and stress corrosion cracking. 2. Monel K500 (Precipitation-Hardened Alloy) Composition: • Nickel (Ni): ≥ 63.0% • Copper (Cu): 27.0 – 33.0% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% Applications: Ideal for applications requiring high strength and corrosion resistance, such as pump shafts, oil well tools, and marine components. K500 offers greater mechanical strength and hardness compared to Monel 400. Applications of DIN 2569 Monel Flanges: • Marine and Offshore Engineering: Perfect for underwater, saltwater, and coastal applications due to excellent seawater and corrosion resistance. • Chemical and Petrochemical Industries: Used in acid and alkali handling systems, heat exchangers, and reactors where corrosion resistance is crucial. • Oil and Gas Sector: Employed in valves, pipes, and flanges exposed to sour gas and offshore drilling conditions. • Power Generation: Suitable for condenser tubing and heat exchangers in environments where both corrosion and high temperature are factors. • Aerospace and Defense: Used in high-performance components requiring durability, resistance to aggressive chemicals, and thermal stability. Key Features: • Manufactured to DIN 2569 standard • Available in PN 100 pressure rating • Excellent corrosion resistance in acidic and marine environments • High mechanical strength and thermal stability • Permanent welded neck design for secure pipe integration • Supplied with test certifications and complete traceability • Custom machining and finishing available including pickling and passivation Conclusion: DIN 2569 Monel Flanges PN 100 from Ladhani Metal Corporation are engineered for critical operations that demand corrosion resistance, strength, and durability under pressure. These flanges are trusted in marine, chemical, and energy sectors, delivering dependable service in the most challenging environments. For tailored specifications, material consultations, or bulk orders, reach out to Ladhani Metal Corporation today.

Ladhani Metal Corporation is a reputed manufacturer and exporter of DIN 2561 Monel flanges, engineered for durability and corrosion resistance in low-pressure piping systems. Manufactured in accordance with the DIN 2561 standard, these flanges are available in pressure ratings including PN6, PN10, PN16, PN25, and PN40, offering excellent adaptability for custom project requirements. Monel, a high-performance nickel-copper alloy, is known for its exceptional resistance to seawater, acidic environments, and high-temperature oxidation. These properties make Monel flanges a preferred choice for marine, chemical, and oil & gas applications. Flange Types: Weld neck flanges: Designed for high-strength applications and superior leak-proof integrity. Raised face (RF): Enhances gasket compression and improves sealing performance. Flat face (FF): Ideal for connections involving brittle or non-metallic mating surfaces. Grades, Chemical Composition, and Applications: Monel 400 (UNS N04400) Chemical Composition: Nickel (Ni): ≥ 63.0% Copper (Cu): 28.0 – 34.0% Iron (Fe): ≤ 2.5% Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 0.5% Carbon (C): ≤ 0.30% Applications: Used in marine engineering, chemical processing, hydrocarbon processing, and heat exchangers. Outstanding resistance to seawater, acidic solutions (such as hydrofluoric and sulfuric acids), and high-pressure steam. Monel K500 (UNS N05500) Chemical Composition: Nickel (Ni): ≥ 63.0% Copper (Cu): 27.0 – 33.0% Aluminum (Al): 2.3 – 3.15% Titanium (Ti): 0.35 – 0.85% Iron (Fe): ≤ 2.0% Carbon (C): ≤ 0.25% Applications: Commonly used in oil and gas drilling tools, marine shafts, fasteners, and pumps. Offers higher strength and hardness than Monel 400 while retaining excellent corrosion resistance. Key Features: Complies with DIN 2561 standard specifications. Excellent resistance to corrosion in seawater and acidic environments. High mechanical strength and dimensional stability. Available in custom sizes, face finishes, and drilling options. Supplied with complete material test certificates and quality documentation. Applications: Marine & Shipbuilding: Exceptional resistance to saltwater corrosion makes Monel flanges suitable for seawater piping, condensers, and pump components. Oil & Gas Industry: Ideal for offshore rigs, valves, drilling equipment, and sour gas environments due to their resistance to corrosion and high pressure. Chemical Processing: Used in equipment handling hydrofluoric acid, alkalis, and other corrosive media in chemical plants. Conclusion: DIN 2561 Monel flanges from Ladhani Metal Corporation are engineered to deliver superior corrosion resistance and mechanical strength in aggressive environments. With Monel grades such as 400 and K500, these flanges are trusted by global industries for critical applications where reliability and performance are paramount. Our strict quality control and precision manufacturing ensure flanges that meet the highest standards of durability and safety. For technical details, pricing, or bulk inquiries, contact Ladhani Metal Corporation.