Ladhani Metal Corporation offers 1Cr25Ni20Si2 Boiler Half Round Tube Shields engineered for superior protection of boiler tubes in extremely high-temperature and abrasive service environments. Manufactured from a heat-resistant austenitic stainless steel alloy with high chromium, nickel, and silicon content, 1Cr25Ni20Si2 delivers exceptional resistance to oxidation, carburization, and high-temperature scaling. The added silicon improves anti-oxidation properties and enhances structural stability during prolonged thermal exposure. These shields are precision-formed into a half-round profile to ensure accurate coverage of straight boiler tube sections. They provide a durable physical barrier against flue gas erosion, soot blower impact, and particle-laden gas flow, significantly extending the operational life of boiler tubes. Ladhani Metal Corporation manufactures, supplies, and exports 1Cr25Ni20Si2 Boiler Half Round Tube Shields in a wide range of sizes, thicknesses, and lengths, catering to both domestic and international markets. 1Cr25Ni20Si2 Grade Chemical Composition – Heat Resistant Austenitic Stainless Steel • Carbon (C): ≤ 0.12% • Manganese (Mn): ≤ 2.00% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.030% • Silicon (Si): 1.50 – 2.50% • Chromium (Cr): 24.00 – 26.00% • Nickel (Ni): 19.00 – 22.00% • Iron (Fe): Balance Uses • Shields straight boiler tubes in superheaters, reheaters, and economizers • Protects against oxidation, scaling, and particulate erosion • Suitable for carburizing and high-silicon demanding environments • Extends tube life in power generation and process heating units Features • Enhanced oxidation resistance – Silicon addition boosts scale resistance at extreme temperatures • Superior thermal stability – Maintains mechanical integrity during prolonged heat exposure • Precision-engineered profile – Ensures a secure and accurate fit over boiler tubes • Flexible installation – Can be welded, clamped, or banded based on site requirements • Export-ready – Compliant with international quality and dimensional standards Applications • Thermal power stations – Protects superheater and reheater tubes from oxidation and erosion • Waste heat boilers – Guards tubes in severe heat recovery operations • Petrochemical and refinery heaters – Resists carburization in furnace conditions • Metallurgy and cement industries – Provides reliable tube protection under abrasive, high-heat gas flows Conclusion The 1Cr25Ni20Si2 Boiler Half Round Tube Shield from Ladhani Metal Corporation is designed for extreme service conditions where oxidation, scaling, and high-temperature wear are major concerns. With its silicon-enhanced heat-resistant alloy composition and precise manufacturing, it ensures prolonged boiler tube life and reduced downtime. Available in customized sizes for both domestic and export orders, these shields offer dependable performance in the world’s toughest boiler and furnace environments. For specifications and order 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 #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

DIN 2627 Carbon Steel flanges PN 400 are high-strength blind flanges designed for use in high-pressure applications across a wide range of industrial systems. Manufactured in accordance with the DIN 2627 standard, these flanges are primarily used to isolate piping systems by sealing off the end of a pipeline or vessel opening. The PN 400 pressure rating (400 bar / 5800 psi) ensures reliable performance under intense pressure and mechanical stress. Carbon steel flanges offer excellent tensile strength, impact resistance, and structural integrity, making them a cost-effective solution for systems where corrosion resistance is not the primary concern. Typically used in applications involving water, steam, oil, and gas, DIN 2627 carbon steel blind flanges are well-suited for power plants, refineries, petrochemical facilities, and general industrial systems. Ladhani Metal Corporation is a trusted global manufacturer and exporter of carbon steel flanges, producing components that meet rigorous international standards for material quality, dimensional accuracy, and pressure containment. Pressure Rating: • PN 400 (400 bar / 5800 psi): Suitable for extremely high-pressure systems in industrial pipelines and mechanical installations. Flange Type: • Blind Flanges Solid, non-bored flanges used to terminate flow or provide system isolation. Commonly used for pressure testing, maintenance access, and future expansion. • Flat Face (FF) Flanges Flat sealing surfaces designed for use with full-face gaskets and flat-faced mating flanges. Promotes even bolt loading and effective sealing under high-pressure conditions. Carbon Steel Grades and Composition: ASTM A105 (Forged Carbon Steel) • Carbon (C): ≤ 0.35% • Manganese (Mn): 0.60 – 1.05% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.10 – 0.35% Applications: Commonly used for high-temperature and high-pressure systems. Ideal for oil and gas, steam, and hydraulic systems. ASTM A350 LF2 (Low-Temperature Carbon Steel) • Carbon (C): ≤ 0.30% • Manganese (Mn): 0.60 – 1.35% • Silicon (Si): 0.15 – 0.30% • Nickel (Ni): ≤ 1.0% Applications: Suitable for sub-zero temperature services such as cryogenic systems, LNG processing, and cold-weather pipelines. Applications of DIN 2627 Carbon Steel Flanges PN 400: • Oil and Gas Transmission Lines Used in pipeline systems and refineries handling hydrocarbons under high pressure. • Steam and Power Generation Plants Ideal for high-pressure steam lines, condensate systems, and boiler feedwater applications. • Petrochemical and Chemical Industries Suitable for handling neutral and non-aggressive chemical fluids and process gases. • Water Treatment and Pumping Stations Used in high-pressure water systems, including pumping stations, pressure regulators, and testing units. • Heating, Ventilation, and Air Conditioning (HVAC) Employed in high-pressure chilled water and steam systems for industrial facilities. • General Manufacturing and Engineering Systems Reliable for structural piping systems in factories and mechanical installations. Key Features: • Compliant with DIN 2627 specifications • PN 400 pressure rating for ultra-high-pressure systems • Blind flange design allows for system isolation and pressure containment • Flat face design compatible with full-face gaskets and flat mating surfaces • Manufactured from forged carbon steels like ASTM A105 and A350 LF2 • Excellent strength, ductility, and impact resistance • Economical and durable for non-corrosive environments • Widely used across oil and gas, power, chemical, and water treatment sectors • Custom sizes, pressure classes, surface coatings, and face types available upon request Conclusion: DIN 2627 Carbon Steel Flanges PN 400 from Ladhani Metal Corporation are engineered for high-performance applications requiring strength, pressure retention, and reliability in demanding industrial environments. Whether used in power plants, oil pipelines, or steam systems, these flanges provide durable and cost-effective sealing for critical operations. Contact Ladhani Metal Corporation for product specifications, technical support, or custom solutions tailored to your piping system requirements.

DIN 2627 Super Duplex Steel flanges PN 400 are robust, high-performance blind flanges engineered for extremely demanding applications requiring exceptional strength, corrosion resistance, and reliability under ultra-high-pressure conditions. Designed according to the DIN 2627 standard, these flanges are primarily used to isolate sections of piping systems, especially in environments that involve aggressive media such as seawater, acidic chemicals, and high-temperature fluids. With a PN 400 pressure rating (400 bar / 5800 psi), these flanges are suitable for critical systems where both mechanical strength and corrosion resistance are vital. Ladhani Metal Corporation is a globally recognized supplier and exporter of Super Duplex DIN flanges, offering products that meet or exceed international quality, safety, and performance standards for extreme-service applications. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for high-pressure operations in chemically aggressive and mechanically demanding environments. Flange Type: • Blind Flanges Flat, solid flanges without a bore used to seal the end of piping systems. Ideal for temporary shutdowns, pressure testing, or future system expansion. • Flat Face (FF) Flanges Feature a flat sealing surface, suitable for use with full-face gaskets and flat mating components to ensure consistent and effective sealing under pressure. Super Duplex Steel Grades and Composition: Super Duplex 2507 (UNS S32750) • Chromium (Cr): 24 – 26% • Nickel (Ni): 6 – 8% • Molybdenum (Mo): 3 – 5% • Nitrogen (N): 0.24 – 0.32% • Iron (Fe): Balance Applications: Exceptional corrosion resistance in seawater, brines, and acidic environments. Commonly used in offshore structures, desalination plants, and chemical processing systems. Applications of DIN 2627 Super Duplex Flanges PN 400: • Offshore Oil and Gas Platforms Used in topside and subsea installations exposed to high salinity, pressure, and harsh chemical environments. • Desalination and Water Treatment Plants Resistant to chloride-induced corrosion and fouling in seawater intake and brine discharge systems. • Chemical and Petrochemical Processing Ideal for aggressive process media such as chlorides, sulfur compounds, and acids at high temperatures and pressures. • Marine Engineering and Shipbuilding Excellent corrosion resistance in marine atmospheres, making them suitable for seawater cooling, ballast systems, and structural piping. • Pulp and Paper Industry Deployed in bleaching plants and alkaline recovery lines where strength and corrosion resistance are essential. • Power Generation and Nuclear Facilities Reliable under high-temperature and pressure cycles in superheated steam, feedwater, and condenser systems. Key Features: • Manufactured to DIN 2627 standard • PN 400 pressure class for ultra-high-pressure environments • Blind flange design for secure pipe end sealing or access closure • Flat face type for even gasket compression and leak-free performance • Available in Super Duplex 2507 (UNS S32750) and S32760 • Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking • Twice the strength of conventional stainless steels • Widely used in offshore, marine, petrochemical, and water treatment industries • Custom options available: sizes, pressure ratings, face types, and finishes Conclusion: DIN 2627 Super Duplex Steel Flanges PN 400 by Ladhani Metal Corporation are designed to withstand the harshest industrial environments, providing unmatched corrosion resistance, mechanical strength, and sealing reliability. These flanges are ideal for mission-critical applications in offshore, marine, chemical, and energy industries. For technical assistance, custom fabrication, or detailed product specifications, contact Ladhani Metal Corporation and ensure your systems are protected by industry-leading flange solutions.

Ladhani Metal Corporation is a trusted manufacturer and exporter of DIN 2565 super duplex flanges, engineered for high-performance, corrosion-resistant, and high-strength piping connections in low-pressure systems. Manufactured according to DIN 2565 standards and available with a PN 6 pressure rating, these flanges are ideal for threaded piping systems where welding is not required. Made from super duplex stainless steel, these flanges offer a balanced microstructure of austenite and ferrite, delivering superior mechanical strength along with excellent resistance to stress corrosion cracking, pitting, and crevice corrosion. They are widely used in critical environments that demand both durability and longevity. Flange Types: • Threaded (Screwed) Flanges: Enable easy assembly and disassembly without welding; ideal for systems with frequent maintenance needs. • Raised Face (RF) Flanges: Enhances gasket compression for improved leak prevention under low-pressure conditions. • Flat Face (FF) Flanges: Preferred in systems with non-metallic gaskets and where mating with cast iron components is common. • Forged Threaded Flanges: Forged construction provides superior mechanical properties and structural integrity. • Custom-Machined Flanges: Available in special dimensions and configurations to meet project-specific requirements. Super Duplex Steel Grade and Chemical Composition: Super Duplex 2507 (UNS S32750) Chromium (Cr): 24.0 – 26.0% Nickel (Ni): 6.0 – 8.0% Molybdenum (Mo): 3.0 – 5.0% Nitrogen (N): 0.24 – 0.32% Iron (Fe): Balance Applications: Designed for use in extremely corrosive conditions including offshore oil rigs, chemical processing plants, and desalination systems. Offers outstanding resistance to chloride-induced corrosion and exceptional mechanical strength. Applications of DIN 2565 Super Duplex Flanges: • Offshore Oil & Gas Platforms: High corrosion resistance against seawater and chloride stress. • Desalination and Water Treatment: Superior performance in brine and high-salinity environments. • Chemical and Petrochemical Plants: Suitable for aggressive chemicals and high-pressure systems. • Power Generation: Used in condensers, cooling systems, and high-pressure steam systems. • Marine Engineering: Ideal for underwater and shipboard piping systems. Key Features: • Manufactured to DIN 2565 specifications with PN 6 pressure rating • Exceptional strength and corrosion resistance in chloride-rich and acidic environments • Excellent resistance to stress corrosion cracking, pitting, and crevice corrosion • Non-magnetic and highly durable in extreme conditions • Available with full traceability, test reports, and third-party inspection certificates Conclusion: DIN 2565 super duplex flanges from Ladhani Metal Corporation provide a reliable, high-strength solution for critical applications in corrosive and demanding environments. Combining advanced metallurgical properties with precision manufacturing, these flanges are the ideal choice for industries where performance, durability, and safety are non-negotiable. For more information, technical support, pricing, or to place a bulk order, contact Ladhani Metal Corporation today.

Ladhani Metal Corporation is a well-established manufacturer and exporter of DIN 2561 duplex flanges, specifically engineered for optimal performance in low-pressure piping systems. The DIN 2561 standard specifies weld neck flanges with a nominal pressure rating of PN6, and we offer extended pressure ratings including PN10, PN16, PN25, and PN40 based on customer specifications. Our duplex flanges are manufactured using duplex stainless steel, combining the best properties of both austenitic and ferritic steel. This unique composition ensures excellent corrosion resistance, high strength, and resistance to stress corrosion cracking in aggressive environments. These flanges are ideal for critical applications in industries such as chemical processing, petrochemical, marine, and offshore oil and gas sectors. Flange types: • Weld neck flanges: Suitable for high-integrity, high-stress piping systems • Raised face (RF): Designed to improve gasket performance and create leak-proof sealing • Flat face (FF): Ideal where mating surfaces are brittle or non-metallic Grades, chemical composition, and applications: Duplex Stainless Steel 2205 (UNS S32205) Chemical composition: Chromium (Cr): 22.0 – 23.0% Nickel (Ni): 4.5 – 6.0% Molybdenum (Mo): 3.0 – 3.5% Iron (Fe): Balance Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 1.0% Carbon (C): ≤ 0.03% Nitrogen (N): 0.14 – 0.2% Phosphorus (P): ≤ 0.035% Sulfur (S): ≤ 0.02% Applications: Duplex Stainless Steel 2205 is ideal for applications requiring high strength and excellent resistance to pitting and crevice corrosion, especially in environments with chloride exposure. Duplex Stainless Steel 2507 (UNS S32750) Chemical composition: Chromium (Cr): 24.0 – 26.0% Nickel (Ni): 6.0 – 8.0% Molybdenum (Mo): 3.0 – 5.0% Iron (Fe): Balance Manganese (Mn): ≤ 2.0% Silicon (Si): ≤ 1.0% Carbon (C): ≤ 0.03% Nitrogen (N): 0.24 – 0.32% Phosphorus (P): ≤ 0.03% Sulfur (S): ≤ 0.02% Applications: Duplex Stainless Steel 2507 is designed for extremely harsh environments requiring superior resistance to both chloride stress corrosion cracking and general corrosion. Key features: • Manufactured as per DIN 2561 standard • High dimensional accuracy and surface finish • Custom sizes, face types, and drilling options available Applications: • Marine & Offshore Industries: Duplex flanges, with their excellent resistance to corrosion and stress corrosion cracking, are ideal for use in seawater applications, including subsea pipelines, offshore platforms, and desalination plants. • Chemical Processing: Duplex flanges are well-suited for high-stress and corrosive chemical environments, making them ideal for reactors, pressure vessels, and piping systems in the chemical and petrochemical industries. • Oil & Gas: The high strength and corrosion resistance of duplex flanges make them perfect for demanding offshore and subsea applications, such as pipelines, manifolds, and risers. DIN 2561 duplex flanges from Ladhani Metal Corporation are an ideal choice for industries requiring superior performance, resistance to corrosion, and high strength in challenging environments. Meeting international standards and manufactured with precision, our duplex flanges are the preferred solution for a wide range of applications in various sectors. For technical details, pricing, or bulk inquiries, contact Ladhani Metal Corporation.

DIN 2544 Inconel flanges are flanges manufactured according to the DIN 2544 standard, specifically designed for use with Inconel alloys. Inconel is a family of high-performance nickel-chromium-based superalloys that are known for their exceptional strength and resistance to high temperatures and corrosion. These flanges are primarily used in industries that involve extreme conditions such as aerospace, chemical processing, and high-temperature applications. Ladhani Metal Corporation is a prominent supplier and distributor of high-quality industrial products, including DIN 2544 Inconel flanges. The company specializes in offering a wide range of flanges, fittings, and pipes made from high-performance materials such as Inconel, duplex stainless steel, and other super alloys. Key Features: Material: Inconel alloys (typically Inconel 600, 625, or 718). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, meaning they can handle pressures up to 25 bar (2500 kPa). High Temperature Resistance: Inconel alloys are well-suited for high-temperature environments, maintaining strength and stability even at temperatures above 1000°C (1832°F). Corrosion Resistance: Inconel offers superior resistance to oxidation, corrosion, and carburization, particularly in high-temperature environments, making them ideal for harsh industrial conditions. Strength: Known for excellent mechanical properties, Inconel alloys retain high tensile and creep-rupture strength even under extreme temperatures. Types of DIN 2544 Inconel Flanges: Weld Neck Flange (WN): Used for high-pressure and high-temperature applications, where a strong, leak-proof joint is essential. Slip-On Flange (SO): Easy to install, these flanges slide over the pipe and are welded both inside and outside. Blind Flange (BL): Used to seal the ends of pipes, vessels, or openings. Threaded Flange (TH): These are screwed onto the pipe without welding, making them easier to remove. Socket Weld Flange (SW): Designed for smaller pipe sizes, where the pipe is inserted into the socket and welded in place. Grades of Inconel: Inconel 600: Contains 72% nickel, 14-17% chromium, and 6-10% iron. It offers excellent resistance to oxidation and carburization at high temperatures, making it ideal for applications in furnace components, heat exchangers, and chemical processing. Inconel 625: A nickel-chromium alloy with added molybdenum and niobium for increased strength and corrosion resistance in marine and chemical environments. It is highly resistant to both oxidation and carburization. Inconel 718: A precipitation-hardenable superalloy with high yield, tensile, and creep-rupture properties at temperatures up to 700°C (1292°F). It is widely used in aerospace, gas turbines, and high-performance engines. Pressure Rating (PN 25): PN 25 means the flange is rated for pressure up to 25 bar (2500 kPa), making it suitable for moderate to high-pressure applications. Summary: DIN 2544 Inconel flanges are robust, high-performance components made from Inconel alloys, designed for use in extremely high-temperature and corrosive environments. They come in various types, These flanges offer excellent resistance to oxidation, corrosion, and high temperatures, making them ideal for demanding applications in aerospace, chemical processing, and high-temperature industries. PN 25 flanges are rated for pressures up to 25 bar.

DIN 2527 Titanium Blind Flanges are specialized components used to seal the open ends of pipes, vessels, or other equipment in industrial systems where no further connection is required. Made from Titanium alloys, these flanges offer a combination of high strength, excellent corrosion resistance, and light weight, making them an ideal choice for applications in demanding environments. Manufactured according to the DIN 2527 standard, these flanges ensure high levels of dimensional accuracy, pressure tolerance, and mechanical strength, which are critical for maintaining the integrity of piping systems. Material Composition of Titanium Alloys: Titanium alloys used for DIN 2527 Blind Flanges typically include: Grade 2 Titanium (Commercially Pure Titanium): Titanium (Ti): 99.2% min Iron (Fe): 0.30% max Oxygen (O): 0.25% max Carbon (C): 0.08% max Nitrogen (N): 0.03% max Hydrogen (H): 0.015% max Grade 5 Titanium (Ti-6Al-4V): Titanium (Ti): 90.0% min Aluminum (Al): 6.0% - 7.0% Vanadium (V): 3.5% - 4.5% Iron (Fe): 0.25% max Oxygen (O): 0.20% max Carbon (C): 0.10% max Nitrogen (N): 0.05% max Hydrogen (H): 0.015% max Key Features of DIN 2527 Titanium Blind Flanges: Corrosion Resistance: Titanium is highly resistant to corrosion, especially in chloride, seawater, and acidic environments, making Titanium Blind Flanges ideal for use in marine, chemical, and offshore applications. Titanium alloys offer superior resistance to pitting, crevice corrosion, and stress corrosion cracking, even in extreme environments like high salinity and acidic conditions. High Strength-to-Weight Ratio: Titanium has an excellent strength-to-weight ratio, making it significantly stronger than many steel alloys while being much lighter. This is particularly beneficial in industries where weight reduction is essential, such as aerospace and marine industries. Temperature Resistance: Titanium alloys can withstand high temperatures, with Grade 2 Titanium performing well at up to 400°C (752°F) and Grade 5 Titanium being suitable for continuous service at up to 400°C (752°F) as well, with intermittent exposure to even higher temperatures. Dimensional Accuracy and Pressure Class: DIN 2527 Titanium Blind Flanges are manufactured to precise dimensions, ensuring a secure seal within the piping system. Available in different pressure classes such as PN6, PN10, PN16, etc., ensuring compatibility with a wide range of piping systems. Design Options: Standard Blind Flange (Type A): A solid, circular disc used to seal the end of a pipe or vessel. Commonly used in general applications. Flat-Faced Blind Flange: Features a flat sealing surface, ideal for low-pressure systems. Raised Face Blind Flange: Includes a raised area around the center for improved sealing in higher pressure systems. Ring-Type Joint (RTJ) Blind Flange: Designed with a groove to accommodate a ring-type joint gasket, used for high-pressure applications, particularly in the oil and gas industry. Long Weld Neck Blind Flange: Features an extended neck for welding, providing additional strength and stability, commonly used in high-pressure or high-stress systems. Nominal Diameter: DIN 2527 Titanium Blind Flanges are available in a variety of nominal diameters (DN), typically ranging from DN10 (1/2 inch) up to DN600 (24 inches) or more, based on the application needs.

A DIN 2527 AISI 8630 blind flange is a specialized type of blind flange made from AISI 8630 alloy steel, designed according to the DIN 2527 German standard. Blind flanges are essential components in industrial piping systems, used to seal the end of a pipe, vessel, or valve to isolate it or prevent the flow of fluids. The AISI 8630 material used for this specific flange provides excellent strength, toughness, and wear resistance, making it ideal for applications in high-stress environments. Material: AISI 8630 Alloy Steel AISI 8630 is a low-alloy steel, enriched with nickel, chromium, and molybdenum for enhanced mechanical properties. It is known for its strength, toughness, and resistance to wear, making it suitable for heavy-duty applications, particularly in industries where components are subjected to high stress and pressure. Composition of AISI 8630: Carbon (C): 0.30% – 0.35% Provides strength and hardness. Chromium (Cr): 0.80% – 1.10% Improves hardness, wear resistance, and high-temperature strength. Molybdenum (Mo): 0.15% – 0.25% Enhances hardenability and resistance to wear. Nickel (Ni): 0.80% – 1.20% Adds toughness, especially at lower temperatures. Other elements: Small amounts of manganese (Mn), silicon (Si), and phosphorus (P), which improve the overall material quality and processing properties. Design and Dimensions (DIN 2527) Shape: The blind flange is a flat, circular plate with no central hole, designed to seal the open end of a pipe, valve, or vessel. Bolt Holes: The flange features evenly spaced bolt holes around the perimeter, which allow it to be securely attached to a matching flange or component. These holes align with the bolt pattern of the corresponding system components. Thickness: The thickness of the flange varies depending on the size and pressure rating, ensuring it can withstand internal pressure and provide a reliable seal. Pressure Rating: Pressure ratings are typically defined using classes such as PN 6, PN 10, PN 16, PN 25, etc., which represent the maximum pressure the flange can safely withstand without failure. Applications of DIN 2527 AISI 8630 Blind Flange Pipeline Sealing: The primary function of the blind flange is to seal the end of a pipeline, effectively preventing the passage of fluids, gases, or other materials. System Isolation: It is used to isolate sections of the pipeline for maintenance or repairs, allowing safe disconnection without compromising the integrity of the system. Pressure Containment: The high strength and durability of AISI 8630 make it suitable for applications where maintaining pressure within the system is critical, ensuring the flange can handle high-pressure environments. Types of Blind Flanges in DIN 2527 Blind flanges conforming to DIN 2527 can be found in different face types and sealing methods, including: Raised Face (RF): The flange surface has a slight raised area around the bolt circle, improving the seal when mated with a gasket. Flat Face (FF): The surface is level with the flange body and typically used with softer gaskets to create a seal. Ring Type Joint (RTJ): This type has a groove to accommodate a metal ring gasket, providing a secure seal in high-pressure applications. Conclusion A DIN 2527 AISI 8630 blind flange is a high-strength, durable sealing component designed for high-pressure and high-stress environments. Made from AISI 8630 alloy steel, it offers excellent mechanical properties such as strength, toughness, and wear resistance, making it ideal for use in industrial systems that require reliable seals under heavy loads and elevated temperatures.

A Molybdenum Disc is a flat, circular-shaped piece of molybdenum metal, commonly used in various high-performance applications that require excellent thermal conductivity, high-temperature resistance, and mechanical strength. Molybdenum, a transition metal, is known for its outstanding properties, which make it suitable for demanding environments in industries such as aerospace, electronics, and metallurgy. Key Features of Molybdenum Discs: o High Melting Point: Molybdenum has a very high melting point of approximately 2,623°C (4,753°F), allowing it to perform under extreme temperatures without losing its structural integrity. This makes it ideal for high-temperature applications like aerospace and industrial furnaces. o Excellent Strength and Durability: Molybdenum discs possess superior mechanical strength, maintaining their rigidity and resilience under stress. They can withstand heavy loads and maintain their shape even in harsh working conditions. o Corrosion and Oxidation Resistance: Molybdenum discs are highly resistant to oxidation and corrosion, especially at elevated temperatures. This property makes them suitable for use in chemical processing, reactors, and other environments prone to corrosive elements. o Thermal and Electrical Conductivity: Molybdenum exhibits good thermal and electrical conductivity, which is particularly useful in applications requiring efficient heat transfer and electrical performance, such as in electronics or semiconductor manufacturing. o Workability: Molybdenum is a tough, but ductile metal at high temperatures, allowing molybdenum discs to be fabricated with high precision into specific dimensions, surface finishes, and designs tailored to particular industrial needs. o Versatility: Molybdenum discs can be customized to different diameters, thicknesses, and surface finishes, making them adaptable for a wide range of applications. Common Applications: o Aerospace Industry: Molybdenum discs are used in components such as heat shields, rocket nozzles, and turbine blades due to their ability to endure high temperatures and mechanical stress. o Electronics and Electrical Applications: Molybdenum discs are employed in the manufacture of electrical contacts, filaments, and electrodes. Their good electrical conductivity and resistance to high temperatures make them valuable for vacuum tubes, semiconductors, and other electronic devices. o Chemical Processing: Molybdenum discs are used in the construction of equipment for the chemical and petrochemical industries, including reactors, heat exchangers, and other high-temperature processing units due to their corrosion and oxidation resistance.