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 precision-engineered components designed to protect boiler tubes, superheaters, and heat exchanger coils from erosion, scaling, high-temperature oxidation, and mechanical wear. These shields are widely used in thermal power plants, petrochemical systems, and process industries where tubes are exposed to harsh operating conditions such as high-velocity flue gases, slag, and thermal cycling. Their semi-cylindrical shape allows for easy installation over both straight and curved tube surfaces without system disassembly. SS 410 U Type Inner Half Round Tube Shield The SS 410 U Type Inner Half Round Tube Shield is manufactured from martensitic stainless steel grade 410, which offers good corrosion resistance, excellent wear resistance, and moderate high-temperature strength. The inner U-type design is specifically configured to cover the internal arc of U-bend tubes, an area especially prone to erosion caused by turbulence, thermal gradients, and high-velocity gas impingement. SS 410 provides a hard, durable barrier against mechanical and thermal stress in industrial heat transfer equipment. • Inner U Type Half Round Tube Shield – Protects the internal bend of U-bend tubes from erosion, slag buildup, and high-temperature wear. Ladhani Metal Corporation is a dependable manufacturer, supplier, and exporter of SS 410 U Type Inner Half Round Tube Shields, offering cost-effective and durable protection solutions for critical tube components in high-temperature service environments. Chemical Composition of SS 410 – Martensitic Stainless Steel • Carbon (C): 0.08 – 0.15% • Manganese (Mn): ≤ 1.00% • Phosphorus (P): ≤ 0.040% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 11.5 – 13.5% • Nickel (Ni): ≤ 0.75% • Iron (Fe): Balance Applications: Best suited for moderate to high-temperature environments where abrasion resistance, mechanical strength, and oxidation resistance are important. Uses • Inner arc shielding of U-bend tubes in power plant boilers and superheaters exposed to flue gas turbulence • Protection of return bends in WHRBs and HRSGs where scaling and erosion are common • Applied in curved tube sections in steam reformers, furnaces, and heat exchangers • Ideal for use in chemical, cement, and metallurgical plants with abrasive flue gas and slag exposure • Suitable for systems requiring enhanced wear resistance under cyclic thermal loading Features • Good high-temperature oxidation resistance – Performs well in oxidizing atmospheres up to 650°C • Inner bend protection – Focused coverage for the area most affected by turbulent gas flow and erosion • Wear resistance – Offers excellent surface hardness and mechanical strength for long-term use • Secure fit – Custom-manufactured to match the tube’s radius and diameter for effective shielding • Quick installation – Can be fixed using clamp-on, banding, or welding techniques depending on system requirements • Cost-effective performance – Provides a durable and affordable solution for erosion and heat protection Applications • thermal power plants – Shields inner U-bends in boiler and superheater sections from erosion and slag impact • waste heat recovery systems – Used in WHRBs and HRSGs to protect internal tube arcs from scale and corrosion • petrochemical facilities – Installed in curved tube coils and return bends exposed to acidic and abrasive gas streams • industrial furnaces and reformers – Suitable for inner arc coverage in high-temperature gas flow zones • cement and chemical plants – Defends against mechanical wear and heat stress in return tube bends Conclusion The SS 410 U Type Inner Half Round Tube Shield by Ladhani Metal Corporation – manufacturer, supplier, and exporter – is a durable and cost-efficient solution for shielding the inner arc of U-bend tubes in thermally and mechanically demanding environments. Its martensitic structure and wear-resistant properties make it a reliable choice for protecting tube surfaces from erosion, scaling, and heat-induced damage in power and process applications. For custom orders, technical support, or quotations, please contact Ladhani Metal Corporation.

Porduct name : Grade 2 Titanium Tube Sheet Material: Gr2 Titanium +steel,Gr2 Titanium+stainless steel etc. Size &Standard: As per client drawing Production Method: Forging,annealing and machining Advantage: Excellent corrosion resistance ability Packing: Plywood case Application: Heat Exchanger, chemical equipment, Pressure Vessel, filter devices, etc. Grade 2 Titanium Tube Sheet Titanium tubesheet / titanium tube sheet is to drill a hole slightly larger than the outer diameter of the tube on the circular titanium plate. It is a component in the titanium heat exchanger that plays the role of fixing the tube and sealing medium. It is a kind of fitting that penetrates the pipe into the tube plate and is welded and fixed. The accuracy of tubesheet processing, especially the pipe hole spacing and pipe diameter tolerance, perpendicularity and finish, greatly affect the assembly and service performance of the chemical equipment listed above. In the environment of strong acid, high pressure, high temperature and nuclear energy, corrosion-resistant materials such as titanium alloy, stainless steel and 16 manganese are needed. The application of new synthetic materials brings new vitality to tubesheet products.

Porduct name : Gr 1 Titanium Tube Sheet Material: Gr1 Titanium +steel,Gr1 Titanium+stainless steel etc. Size &Standard: As per client drawing Production Method: Forging,annealing and machining Advantage: Excellent corrosion resistance ability Packing: Plywood case Application: Heat Exchanger, chemical equipment, Pressure Vessel, filter devices, etc. Gr 1 Titanium Tube Sheet U-shaped expansion joint is commonly used in fixed tubesheet heat exchanger. It has the advantages of compact and simple structure, good compensation and low price. With the large-scale of chemical equipment and power stations, the diameter of tubesheet is becoming larger and larger. Tubesheet with diameter of 4m-5m is very common. Large tubesheet is characterized by large number of tube holes, dense, small diameter, deep, high precision and finish requirements.

Porduct name : Titanium steel clad tube sheet Material: Titanium +steel,Titanium+stainless steel etc. Size &Standard: As per client drawing Production Method: Forging,annealing and machining Advantage: Excellent corrosion resistance ability Packing: Plywood case Application: Heat Exchanger, chemical equipment, Pressure Vessel, filter devices, etc. Titanium steel clad tube sheet The tubesheet is in contact with both fluids and must therefore be corrosion-resistant and have metal-metallurgical and electrochemical properties suitable for fluid and velocity. Titanium is a good material to meet this, it has a good corrosion resistance to salt water and chromic acid. Tubesheet is widely used in tubular heat exchanger, boiler, pressure vessel, steam turbine, large central air conditioning and other industries. Tubeplate is mainly used in chemical vessels, such as tubular heat exchanger, pressure vessel, boiler, condenser, central air conditioning, evaporator, seawater desalination, to support the role of fixed tube, metal material makes it not only has strong rigidity, but also has great heat conduction performance.

Porduct name : Gr 2 Titanium Tube Sheet Material: Gr2 Titanium +steel,Gr2 Titanium+stainless steel etc. Size &Standard: As per client drawing Production Method: Forging,annealing and machining Advantage: Excellent corrosion resistance ability Packing: Plywood case Application: Heat Exchanger, chemical equipment, Pressure Vessel, filter devices, etc. Gr 2 Titanium Tube Sheet The two ends of the fixed tube-plate heat exchanger are connected with the shell by welding method. Heat exchange tube can be light tube or low fin tube. Its simple structure, low manufacturing cost, can get a small shell diameter, tube can be divided into various, shell can also be divided into multiple longitudinal partition, wide range of specifications, so it is widely used in engineering. Tubeplate is very widely used in dead tube heat exchanger, boiler, pressure vessel, steam turbine, large central air conditioning and other industries, it is mainly used in some chemical vessels, play a role of supporting fixed tube, metal material makes it not only has strong rigidity but also has great thermal conductivity. Chemical composition (Wt%) ASTM No. Fe max O max N max C max H max Pd Al Bal Grade 2 0.3 0.25 0.03 0.1 0.015 - - Ti Physical Properties (Min) ASTM Grade Alloy Composition Tensile Strength Yield Strength Elongation min % ksi Mpa ksi Mpa Grade 2 Unalloyed Ti ("Pure") 50A -CP2 58 400 40 275 25

Porduct name : Titanium steel clad tube sheet for hear exchanger Material: Gr2 Titanium +steel,Gr2 Titanium+stainless steel etc. Size &Standard: As per client drawing Production Method: Forging,annealing and machining Advantage: Excellent corrosion resistance ability Packing: Plywood case Application: Heat Exchanger, chemical equipment, Pressure Vessel, filter devices, etc. Titanium steel clad tube sheet for hear exchanger Tub sheet flanges are mainly used in tubular heat exchangers, boilers, pressure vessels and steam turbines and other industries. In our daily application, tubesheet flanges are also used in large central air conditioning in office buildings. Tubesheet flanges play a role in supporting the fixed pipe, which requires metal tubesheet flanges not only to have high rigidity but also to have good thermal conductivity. Products Processing Standard Grade Size Tube Sheet & Explosion Cladding Tube Sheet For Shell & Tube Heat Exchanger (Other: Titanium Clad Aluminum/ Copper/Nickel/Zirconium Plate, etc.) ASTM B898 Titanium GR1, GR2, Steel SA516 GR70, GR60, SUS304, 316L, F53, 2205, 2207, etc. Thickness: Titanium (0.04”- 0.315”) Base Plate (0.473”- 3.15”) Width: 3.3 feet – 10 feet Length: 6.6 feet – 26 feet Stainless steel / steel clad material (Explosive-rolling clad metal technology) Titanium Stainless steel material SUS410, SUS430, SUS304, 304L, 316L, 3211Cr 18Ni 9Ti, 0Cr 18Ni 9Ti Q235 516GR-70 A216 A210-C (1-10/4-120)thk ×(≤2000)width ×(≤8000)length ASTMB-898 Petrochemical, chemical, Vacuum salt making, fertilizer, paper making, beer, wet metallurgy

Product name: Titanium Elliptical Dish Tank Head Standard: ASME VIII-I, DIN28013 Material: GR1, GR2, GR7, GR12 Size: Customized Titanium Elliptical Dish Tank Head The Elliptical Dish Tank Head is the lid of the pressure vessel and the main bearing part of the pressure vessel. Its function is to seal. One is an upper and lower pressure vessel consisting of a tank, and the other end is a pipe, which does not extend forward, and is then welded to seal the pipe in the form of a header. The head of the product acts like a blind and a lid, but both can be removed. And the head can not be removed after welding. With support pressure vessels, pipes, flanges, elbows, tees, stone products. The quality of Elliptical Dish Tank Head /dish head is directly related to the long-term safe and reliable operation of pressure vessel. Diameter 300 mm to 2000 mm Shape Round Thickness 1 to 16 mm Process Industrial use Material grade CP4 - level; CP3 - secondary; Titanium contact international.like apply SSDS - level 3; CP1 - level 4; Seven; ; Grade 11 -CP ti-0.15pd; Grade 5 - Titanium 6Al-4V; Grade 6 -- Titanium 5Al-2.5Sn; Grade 9 - Titanium 3Al-2.5V; 12-0.8 Ni Ti - 0.3 - Mo -; Grade 19 - Titanium βC; Grade 23 - Titanium 6Al-4V ELI; 6, 6 v - 2 sn; 6 al zr - 2-2 sn - 4 mo; 6 al zr - 2 sn - 4-6 mo; Mo 8 al - 1-1 v. Fe 10 v - 2-3 al; 15 v - 3 cr - 3 sn - 3 al; Alpha alloy; Beta alloy; Alpha beta alloy Purpose Forging Features Solid construction Smooth Finish High quality Type of disk head/endcaps/head: Ellipsoidal head This is also known as a 2:1 oval head. This head shape is more economical because the height of the head is only a quarter of its diameter. Its radius varies between the major axis and the minor axis. Hemispherical head A sphere is the ideal shape for the head because the pressure in the container is evenly distributed over the surface of the head. The head radius (R) is equal to the radius of the cylindrical part of the container. Torispherical head These have a disc head with a fixed radius (CR), the size of which depends on the type of spherical head. The transition between the cylinder and the plate is called the knuckle. The steering knuckle is circular. Klopper head This is a spherical head. The radius of the plate is equal to the diameter of the cylinder to which it is attached. The radius of the knuckle is equal to one tenth of the diameter of the cylinder. Korbbogen head This is a hemispherical head, also known as a hemispherical head (DIN 28013). The radius of the disk is 80% of the diameter of the cylinder (CR=0.8 x D0.). The radius of the knuckle is (KR= 0.154x D0).

Product name:Titanium Dished Head Standard: ASME VIII-I, DIN28013 Material: Titanium GR1, GR2 Size: Customized Titanium Dished Head The most common dish heads are the Ellipsoidal head the Hemispherical head. Heads are widely used in heat exchanger/pressure vessel equipment such as power generation, seawater desalination, water treatment, chemical processing and oil and gas exploration industries. Product name: Titanium dished head Standard: According to DIN28013 Grade: GR1, GR2 Quality Inspection: 100% Ultrasonic Test and PT test after forming. Process: Cold forming and Hot forming Fabrication: According to ASME VIII-I standard. Application:Used for Pressure Vessel Equipment Classification of the head Ellipsoid head, hemispherical head and hyperboloid head are three types of ASME pressure vessel disc head. Ellipsoidal head This is also known as a 2:1 oval head. This head shape is more economical because the height of the head is only a quarter of its diameter. Its radius varies between the major axis and the minor axis. Hemispherical head A sphere is the ideal shape for the head because the pressure in the container is evenly distributed over the surface of the head. The head radius (R) is equal to the radius of the cylindrical part of the container. Spherical head of complex surface These have a disc head with a fixed radius (CR), the size of which depends on the type of spherical head. The transition between the cylinder and the plate is called the knuckle. The steering knuckle is circular. Chemical composition (Wt%) ASTM No. Fe max O max N max C max H max Pd Al Bal Grade 1 0.2 0.18 0.03 0.1 0.015 - - Ti Grade 2 0.3 0.25 0.03 0.1 0.015 - - Ti Physical Properties (Min) ASTM Grade Alloy Composition Tensile Strength Yield Strength Elongation min % ksi Mpa ksi Mpa Grade 1 Unalloyed Ti ("Pure") 35A -CP1 35 240 25 170 30 Grade 2 Unalloyed Ti ("Pure") 50A -CP2 58 400 40 275 25