'heat resistance chemical'

Ladhani Metal Corporation offers Half Round Tube Shields specially designed for refinery heaters, where tubes are exposed to extremely high operating temperatures, flue gas velocity, and abrasive particle erosion. These shields act as a protective barrier, preventing tube surface wear, oxidation, and localized damage in the radiant and convection sections of refinery heaters. By absorbing erosive and thermal stress, Half Round Tube Shields extend tube service life, reduce maintenance downtime, and improve heater reliability. Function of Tube Shields in Refinery Heaters • Protect heater tubes against erosion, oxidation, and scaling • Reduce wear in high-flue-gas velocity zones and flame-impinged areas • Extend tube lifespan under continuous high-temperature service • Improve refinery heater efficiency and minimize shutdown frequency Ladhani Metal Corporation manufactures, supplies, and exports Half Round Tube Shields in refinery-grade stainless steels and heat-resistant alloys, offering custom sizes to meet specific heater configurations. Available Grades • SS 304 / SS 304L • SS 310 / SS 310S • SS 316 / SS 316L • SS 410 / SS 420 / SS 430 • 1Cr13 • 1Cr18Ni9Ti • 1Cr20Ni14Si2 • 1Cr25Ni20Si2 • Cr23Ni13 • Cr25Ni20 Applications: Used in refinery heaters, petrochemical furnaces, process gas heaters, and other fired equipment requiring tube surface protection against oxidation, erosion, and flame impingement. Uses • Shields radiant section tubes from high-temperature scaling • Protects convection section tubes against flue gas erosion • Extends operational life of refinery heater components • Provides reliability under continuous refinery operating cycles Features • Excellent high-temperature oxidation resistance • Strong mechanical strength under thermal cycling • Precision-formed to match tube curvature for complete coverage • Available in stainless steel and heat-resistant alloy grades Applications • Refinery fired heaters – Protects radiant and convection section tubes • Petrochemical process furnaces – Guards against erosive and thermal wear • Thermal cracking and reformer heaters – Enhances tube longevity • Industrial fired heaters – Suitable for high-temperature corrosive atmospheres Conclusion Half Round Tube Shields for Refinery Heaters by Ladhani Metal Corporation deliver reliable, export-quality protection for tubes operating under extreme refinery service conditions. Available in stainless steels and special alloys, these shields are engineered to enhance efficiency, reduce erosion damage, and extend heater tube service life.

Ladhani Metal Corporation manufactures and supplies SS Heat-Resistant Alloy Tube Shields designed to protect boiler tubes, reheaters, superheaters, economizers, and HRSG units exposed to high-temperature and erosive environments. These shields are engineered from stainless steels and special heat-resistant alloys that ensure excellent resistance to oxidation, scaling, and particle erosion. Their half-round and bend-formed designs provide a secure fit around straight tubes, elbows, and U-bends, extending operational life and reducing tube maintenance frequency. Function of SS Heat-Resistant Alloy Tube Shields • Protect tubes from erosion, oxidation, and soot blower impact • Withstand temperatures exceeding 600°C under boiler operating conditions • Prevent premature thinning, cracking, and tube leakage • Extend service life of steam-generating equipment in power and process industries Ladhani Metal Corporation manufactures, supplies, and exports SS Heat-Resistant Alloy Tube Shields in various thicknesses, lengths, and bend radii to meet domestic and international boiler standards. Available Grades • SS 304 / SS 304L • SS 310 / SS 310S • SS 316 / SS 316L • SS 410 / SS 420 / SS 430 • 1Cr13 • 1Cr18Ni9Ti • 1Cr20Ni14Si2 • 1Cr25Ni20Si2 • Cr23Ni13 • Cr25Ni20 Applications: Power plants, waste heat recovery boilers (WHRBs), heat recovery steam generators (HRSGs), petrochemical heaters, cement plants, and industrial furnaces requiring long-term resistance to high-temperature erosion and flue gas corrosion. Uses • Shields reheater, superheater, and economizer tubes • Provides erosion protection for U-bends and elbow bends • Guards tubes against soot blower and high-velocity flue gas damage • Ensures longer service life of boiler and process equipment Features • High-temperature strength and creep resistance • Excellent resistance to scaling and oxidation • Precision fit for multiple tube geometries • Available in stainless steel and heat-resistant alloy grades Applications • Thermal power stations – Reliable tube protection in high-temperature zones • WHRBs and HRSGs – Durability under erosive and cyclic operating conditions • Petrochemical and industrial heaters – Performance under aggressive heat cycles • Process industries – Reduced tube wear and maintenance costs Conclusion The SS Heat-Resistant Alloy Tube Shields by Ladhani Metal Corporation deliver robust, export-ready solutions for protecting boiler tubes against high-temperature erosion, oxidation, and soot blower damage. Offered in stainless steels (304, 304L, 310, 310S, 316, 316L, 410, 420, 430) and heat-resistant alloys (1Cr13, 1Cr18Ni9Ti, 1Cr20Ni14Si2, 1Cr25Ni20Si2, Cr23Ni13, Cr25Ni20), these shields provide precision fit, superior durability, and long service life in demanding boiler environments. #Mumbai #Pune #Ahmedabad #Vadodara #Surat #Rajkot #Jamnagar #Bharuch #Ankleshwar #Vapi #Delhi #Faridabad #Ghaziabad #Noida #Gurugram #Chennai #Coimbatore #Tiruchirappalli #Hyderabad #Visakhapatnam #Vijayawada #Bangalore #Mangalore #Mysore #Kolkata #Durgapur #Asansol #Bhubaneswar #Rourkela #Raipur #Bhilai #Bilaspur #Nagpur #Nashik #Aurangabad #Indore #Bhopal #Jabalpur #Kanpur #Lucknow #Varanasi #Jaipur #Kota #Udaipur #Jodhpur #Chandigarh #Ludhiana #Jalandhar #Haridwar #Dehradun #Agra #Meerut #Aligarh #Moradabad #Bareilly #Mathura #Gwalior #Rewa #Satna #Sagar #Ujjain #Ratlam #Solapur #Kolhapur #Amravati #Akola #Jalgaon #Latur #Sangli #Nanded #Gandhinagar #Bhavnagar #Mehsana #Surendranagar #Junagadh #Nadiad #Nizamabad #Karimnagar #Warangal #Kurnool #Nellore #Tirupati #Madurai #Tirunelveli #Thoothukudi #Belgaum #Hubli #Tumkur #Sambalpur #Jamshedpur #Ranchi #Dhanbad #Patna #Muzaffarpur#halftubeshield #utypehalftubeshield #tubeshieldexporter #TubeShield #HalfTubeShield #SSHalfRoundShield #BoilerTubeShield #BoilerShield #TubeProtection #Tubeshieldmanufacturer #BoilerTubeProtection #SSTubeShield #MetalIndustry #SteelFabrication #IndustrialShielding #SS304Shield #SS316Shield #StainlessSteelShield #WeldOnShield #WeldedTubeShield #TubeCladding #BoilerTubeSleeve #TubeSleeve #MetalFabrication #PowerPlantSupplies #RefineryEquipment #ProcessIndustry #MetalComponent #TubeShieldForBoilers #BoilerParts #SteelSolutions #TubeShieldManufacturer #TubeShieldSupplier #SSShielding #IndustrialTubeShield #BoilerTubeGuard #CustomMetalParts #SteelIndustryIndia #MetalEngineering #HeavyIndustrySupply #StainlessSteelIndia #SteelExporters #MetalComponentExport #FabricatedProducts #SteelDealer #IndustrialSupplyIndia #BoilerTubeFittings #TubeShieldingSolutions #HalfTubeCover #HeatExchangerShield #HalfRoundReheaterShield #ReheaterTubeShield #BoilerReheaterProtection #PowerPlantTubeShield #BoilerErosionShield #SteamBoilerTubeShield #HighTempTubeShield #BoilerWearProtection

Ladhani Metal Corporation offers Heat-Resistant Alloy Tube Shields designed for protecting boiler tubes, reheaters, superheaters, economizers, and HRSG components operating under extreme temperature and erosive environments. These shields are manufactured from high-performance heat-resistant alloys that provide superior resistance to oxidation, scaling, and erosion caused by high-velocity flue gases and abrasive ash particles. Their precision-engineered half-round or bend profiles ensure a perfect fit for straight tubes, U-bends, and elbows, delivering long-lasting protection. Function of Heat-Resistant Alloy Tube Shields • Protect boiler tubes from erosion, oxidation, and soot blower damage • Withstand continuous exposure to temperatures above 600°C • Minimize tube thinning, leakage, and unplanned downtime • Extend the service life of steam-generating equipment Ladhani Metal Corporation manufactures, supplies, and exports Heat-Resistant Alloy Tube Shields in multiple thicknesses, radii, and lengths, serving both domestic and international boiler industries. Available Grades • SS 304 / SS 304L • SS 310 / SS 310S • SS 316 / SS 316L • SS 410 / SS 420 / SS 430 • 1Cr13 • 1Cr18Ni9Ti • 1Cr20Ni14Si2 • 1Cr25Ni20Si2 • Cr23Ni13 • Cr25Ni20 Applications: Widely used in thermal power plants, waste heat recovery boilers (WHRBs), heat recovery steam generators (HRSGs), petrochemical heaters, and industrial furnaces operating under severe thermal and erosive stress. Uses • Shields straight tubes, elbows, and U-bends from high-temperature erosion • Provides reliable protection in reheater, superheater, and economizer sections • Prevents premature tube failures caused by flue gas and ash particle impact • Reduces boiler downtime and improves operational reliability Features • Exceptional high-temperature strength and creep resistance • Excellent oxidation and scaling resistance in aggressive atmospheres • Precision-fit design for easy installation on various tube geometries • Available in stainless steels and heat-resistant special alloys Applications • Power generation boilers – Long-term erosion and oxidation protection • Waste heat recovery boilers – Durable in high-dust, high-temperature zones • HRSGs – Reliable under cyclic and continuous operations • Petrochemical and process heaters – Withstands aggressive thermal cycling Conclusion The Heat-Resistant Alloy Tube Shields by Ladhani Metal Corporation offer advanced protection for boiler tubes exposed to extreme heat, erosion, and flue gas corrosion. Available in a wide range of stainless steel and high-performance alloy grades, these shields are engineered for durability, precision fit, and long service life in demanding boiler environments. #Mumbai #Pune #Ahmedabad #Vadodara #Surat #Rajkot #Jamnagar #Bharuch #Ankleshwar #Vapi #Delhi #Faridabad #Ghaziabad #Noida #Gurugram #Chennai #Coimbatore #Tiruchirappalli #Hyderabad #Visakhapatnam #Vijayawada #Bangalore #Mangalore #Mysore #Kolkata #Durgapur #Asansol #Bhubaneswar #Rourkela #Raipur #Bhilai #Bilaspur #Nagpur #Nashik #Aurangabad #Indore #Bhopal #Jabalpur #Kanpur #Lucknow #Varanasi #Jaipur #Kota #Udaipur #Jodhpur #Chandigarh #Ludhiana #Jalandhar #Haridwar #Dehradun #Agra #Meerut #Aligarh #Moradabad #Bareilly #Mathura #Gwalior #Rewa #Satna #Sagar #Ujjain #Ratlam #Solapur #Kolhapur #Amravati #Akola #Jalgaon #Latur #Sangli #Nanded #Gandhinagar #Bhavnagar #Mehsana #Surendranagar #Junagadh #Nadiad #Nizamabad #Karimnagar #Warangal #Kurnool #Nellore #Tirupati #Madurai #Tirunelveli #Thoothukudi #Belgaum #Hubli #Tumkur #Sambalpur #Jamshedpur #Ranchi #Dhanbad #Patna #Muzaffarpur#halftubeshield #utypehalftubeshield #tubeshieldexporter #TubeShield #HalfTubeShield #SSHalfRoundShield #BoilerTubeShield #BoilerShield #TubeProtection #Tubeshieldmanufacturer #BoilerTubeProtection #SSTubeShield #MetalIndustry #SteelFabrication #IndustrialShielding #SS304Shield #SS316Shield #StainlessSteelShield #WeldOnShield #WeldedTubeShield #TubeCladding #BoilerTubeSleeve #TubeSleeve #MetalFabrication #PowerPlantSupplies #RefineryEquipment #ProcessIndustry #MetalComponent #TubeShieldForBoilers #BoilerParts #SteelSolutions #TubeShieldManufacturer #TubeShieldSupplier #SSShielding #IndustrialTubeShield #BoilerTubeGuard #CustomMetalParts #SteelIndustryIndia #MetalEngineering #HeavyIndustrySupply #StainlessSteelIndia #SteelExporters #MetalComponentExport #FabricatedProducts #SteelDealer #IndustrialSupplyIndia #BoilerTubeFittings #TubeShieldingSolutions #HalfTubeCover #HeatExchangerShield #HalfRoundReheaterShield #ReheaterTubeShield #BoilerReheaterProtection #PowerPlantTubeShield #BoilerErosionShield #SteamBoilerTubeShield #HighTempTubeShield #BoilerWearProtection

Ladhani Metal Corporation offers Cr23Ni13 Half Round Tube Shields specially designed to protect reheater (R/H) tubes in boilers, power plants, and industrial steam systems. Reheater tubes carry steam through the reheater section of the boiler, where it is reheated after partial expansion in the high-pressure turbine to increase efficiency and reduce moisture formation. Manufactured from high-alloy stainless steel grade Cr23Ni13, these shields provide outstanding resistance to oxidation, scaling, and erosion in high-temperature flue gas environments. Function of R/H Tubes • Carry steam through the reheater section of the boiler • Exposed to very high temperatures (often > 540°C) and erosion from flue gases • Often protected with Half Round Tube Shields in high-velocity and ash-laden zones Ladhani Metal Corporation manufactures, supplies, and exports Cr23Ni13 Half Round Tube Shields in a wide range of lengths, diameters, and thicknesses to meet the specific requirements of both domestic and international markets. Cr23Ni13 Grade Chemical Composition – High-Alloy Stainless Steel • Carbon (C): ≤ 0.20% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.030% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 22.00 – 24.00% • Nickel (Ni): 12.00 – 14.00% • Iron (Fe): Balance Conclusion The Cr23Ni13 Half Round Tube Shield for Reheater (R/H) Tubes by Ladhani Metal Corporation ensures long-term protection in high-temperature, oxidation-prone, and erosive environments. Built for durability, precision fit, and global supply standards, these shields enhance tube reliability while minimizing downtime and maintenance costs. For detailed specifications and supply inquiries, 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 #Madurai #Tirunelveli #Thoothukudi #Belgaum #Hubli #Tumkur #Sambalpur #Jamshedpur #Ranchi #Dhanbad #Patna #Muzaffarpur#halftubeshield #utypehalftubeshield #tubeshieldexporter #TubeShield #HalfTubeShield #SSHalfRoundShield #BoilerTubeShield #BoilerShield #TubeProtection #Tubeshieldmanufacturer #BoilerTubeProtection #SSTubeShield #MetalIndustry #SteelFabrication #IndustrialShielding #SS304Shield #SS316Shield #StainlessSteelShield #WeldOnShield #WeldedTubeShield #TubeCladding #BoilerTubeSleeve #TubeSleeve #MetalFabrication #PowerPlantSupplies #RefineryEquipment #ProcessIndustry #MetalComponent #TubeShieldForBoilers #BoilerParts #SteelSolutions #TubeShieldManufacturer #TubeShieldSupplier #SSShielding #IndustrialTubeShield #BoilerTubeGuard #CustomMetalParts #SteelIndustryIndia #MetalEngineering #HeavyIndustrySupply #StainlessSteelIndia #SteelExporters #MetalComponentExport #FabricatedProducts #SteelDealer #IndustrialSupplyIndia #BoilerTubeFittings #TubeShieldingSolutions #HalfTubeCover #HeatExchangerShield #HalfRoundReheaterShield #ReheaterTubeShield #BoilerReheaterProtection #PowerPlantTubeShield #BoilerErosionShield #SteamBoilerTubeShield #HighTempTubeShield #BoilerWearProtection

Ladhani Metal Corporation offers SS 304 Half Round Tube Shields designed for reheater (R/H) tubes in boilers and power plant steam systems. Reheater tubes carry steam through the reheater section of the boiler, where it is reheated after partial expansion in the high-pressure turbine to increase efficiency and prevent condensation. Manufactured from austenitic stainless steel grade SS 304, these shields offer excellent corrosion resistance, high-temperature oxidation resistance, and mechanical strength. Precision-formed to match the tube surface, they ensure secure coverage and reliable performance. Function of R/H Tubes • Carry steam through the reheater section of the boiler • Exposed to very high temperatures (often > 540°C) and erosion from flue gases • Often protected with Half Round Tube Shields in areas where flue gas velocity and ash particles cause wear Ladhani Metal Corporation manufactures, supplies, and exports SS 304 Half Round Tube Shields in various lengths, diameters, and thicknesses for both domestic and international markets. SS 304 Grade Chemical Composition – Austenitic Stainless Steel • Carbon (C): ≤ 0.08% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.030% • Silicon (Si): ≤ 1.00% • Chromium (Cr): 18.00 – 20.00% • Nickel (Ni): 8.00 – 10.50% • Iron (Fe): Balance Conclusion The SS 304 Half Round Tube Shield for Reheater (R/H) Tubes by Ladhani Metal Corporation is engineered for robust protection against erosion, oxidation, and thermal wear in demanding boiler reheater environments. With excellent corrosion resistance and mechanical performance, these shields extend tube life, reduce maintenance, and are available in export-ready custom specifications. For detailed technical data and supply options, 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#halftubeshield #utypehalftubeshield #tubeshieldexporter #TubeShield #HalfTubeShield #SSHalfRoundShield #BoilerTubeShield #BoilerShield #TubeProtection #Tubeshieldmanufacturer #BoilerTubeProtection #SSTubeShield #MetalIndustry #SteelFabrication #IndustrialShielding #SS304Shield #SS316Shield #StainlessSteelShield #WeldOnShield #WeldedTubeShield #TubeCladding #BoilerTubeSleeve #TubeSleeve #MetalFabrication #PowerPlantSupplies #RefineryEquipment #ProcessIndustry #MetalComponent #TubeShieldForBoilers #BoilerParts #SteelSolutions #TubeShieldManufacturer #TubeShieldSupplier #SSShielding #IndustrialTubeShield #BoilerTubeGuard #CustomMetalParts #SteelIndustryIndia #MetalEngineering #HeavyIndustrySupply #StainlessSteelIndia #SteelExporters #MetalComponentExport #FabricatedProducts #SteelDealer #IndustrialSupplyIndia #BoilerTubeFittings #TubeShieldingSolutions #HalfTubeCover #HeatExchangerShield

Product name: Titanium welding pipe for heat exchanger Standard:ASTM B338 Material:Grade 1 Grade 2 titanium Diameter:15mm 19.1mm 25.4mm 33.4mm 38.1mm 45mm etc. Wall thickness:1.0mm / 1.2mm Length:Max 16000mm Surface:Pickling surface/Polished Application:Heat Exchanger, chemical industry etc. Technique:Welded Titanium seamless pipe for heat exchanger Titanium welded tube GR2 has α crystal structure. This alloy is widely used because of its good formability, moderate strength and excellent corrosion resistance. It has excellent corrosion resistance in strong oxidation and photoreduction environments, including chloride. Easy to weld, hot and cold processing and machining. These characteristics make it ideal for a wide range of applications, including Marine and Marine pipelines, reaction vessels and heat exchangers, Marine, automotive parts, medical and sports equipment in the aerospace, petrochemical, oil and gas and Marine industries. GR2 titanium welded pipe is made by crimping titanium or titanium alloy coil or wide plate welding into a tube. It has been widely used in electric power, seawater desalination, water treatment equipment, air conditioning equipment and other industries, but in the petrochemical industry, the use of titanium welded pipe is still in the promotion.

Material: Gr1, Gr2, Gr5, Gr7, Gr12 etc. OD: 150-2500mm Thickness: 30-250mm Production Methods: Forging,annealing and machining Packing: Plywood box Titanium Tube Plate for Heat Exchanger Product Description Titanium tube sheet is a main part of heat exchanger. It is mainly used for supporting column tubes of chemical containers. Titanium tubesheet is widely used in high-end chemical equipment due to its excellent corrosion resistance. In addition to provide the titanium tubesheet which has not been machined, Baoji Lihua also produces the mechanically processed tubesheet according to customers' drawings. We use CNC drilling machine with a rocker drill to effectively ensure the position accuracy, aperture of tolerance and aperture finish, and greatly improve the quality of the tubesheet. Grade: GR1, GR2, GR5, GR7, GR12 etc. OD: 150-2500mm Thickness: 30-250mm Physical Properties

Product Name: Titanium Pipe Standard: ASTM B338 Material: Gr1, Gr2 Unit Price: $25usd/kg-$40usd/kg Type: Welded/Seamless Shape: Round Outer Diameter: 9.52mm/12.7mm/15.9mm/19mm/21.7mm/25.4mm/32mm/33.4mm/38mm/45mm etc. Wall Thickness: 0.5-3.0mm Length: Max 12000mm Surface: Bright Product Information Titanium pipe is light in weight, high in strength and superior in mechanical properties. It is widely used in heat exchange equipment, such as tube and tube heat exchangers, coil heat exchangers, serpentine tube heat exchangers, condensers, evaporators and transportation pipelines. Many nuclear power industries use titanium pipes as standard pipes for their units

Product Name: Titanium Pipe Standard: ASTM B338 Material: Gr1, Gr2 Unit Price: $25usd/kg-$40usd/kg Type: Welded/Seamless Shape: Round Outer Diameter: 9.52mm/12.7mm/15.9mm/19mm/21.7mm/25.4mm/32mm/33.4mm/38mm/45mm etc. Wall Thickness: 0.5-3.0mm Length: Max 12000mm Surface: Bright Product Information Titanium welded pipe is formed by rolling a cold-rolled titanium strip into a tube shape and then using tungsten inert gas shielded welding to weld the gap. Due to its excellent seawater corrosion resistance, it has become the first choice for various types of condensers and heat exchangers to replace stainless steel and copper tubes as heat exchange tubes since it was developed. Therefore, it has been widely used in the manufacture of coastal power plants, nuclear power plants, Condensers and heat exchangers that require sea water as a cooling medium in seawater desalination and petrochemical industries.