DIN 2567 duplex flanges PN 25 and PN 40 are high-performance threaded flanges manufactured according to DIN 2567 standards, specifically engineered for applications requiring superior strength, corrosion resistance, and long service life in aggressive environments. These flanges are ideal for medium to high-pressure systems and are widely used in industries such as oil & gas, petrochemicals, marine, and wastewater treatment. Ladhani Metal Corporation is a trusted manufacturer and global supplier of duplex flanges, offering precision-machined components designed to withstand stress, temperature fluctuations, and corrosive operating conditions. The threaded configuration enables quick, weld-free assembly, making them suitable for systems requiring routine inspection or maintenance. Pressure Ratings: • PN 25 (25 bar / 362 psi): Suitable for demanding fluid systems operating under moderate to high pressure. • PN 40 (40 bar / 580 psi): Built to handle high-pressure flow systems and aggressive environments, ensuring safety and durability under load. Flange Types: • Threaded (Screwed) Flanges Allow for easy connection and disassembly without welding; ideal for maintenance-accessible systems. • Raised Face (RF) Flanges Enhances gasket performance by focusing sealing pressure in a smaller contact area. • Flat Face (FF) Flanges Common in systems using brittle or non-metallic materials, especially in low-to-medium pressure operations. • Forged Threaded Flanges Deliver greater mechanical strength and improved dimensional accuracy. • Custom-Machined Flanges Offered in customized sizes, pressure classes, and duplex material grades to meet project-specific needs. Duplex Steel Grades and Composition: 1. Duplex 2205 (UNS S31803 / S32205) o Composition:  Chromium (Cr): 21.0 – 23.0%  Nickel (Ni): 4.5 – 6.5%  Molybdenum (Mo): 2.5 – 3.5%  Manganese (Mn): ≤ 2.0%  Nitrogen (N): 0.14 – 0.20%  Carbon (C): ≤ 0.03%  Silicon (Si): ≤ 1.0%  Iron (Fe): Balance Applications: Used in desalination plants, offshore platforms, heat exchangers, and pressure vessels due to its excellent chloride stress corrosion cracking resistance and high mechanical strength. Applications of DIN 2567 Duplex Flanges: • Oil & Gas Industry: Used in pipeline systems, separators, and subsea manifolds • Chemical and Petrochemical Plants: Withstand aggressive chemical exposure, including acids and chlorides • Desalination and Marine Engineering: Excellent performance in saltwater environments • Power Plants: Durable for use in high-pressure steam and cooling water systems • Wastewater Treatment: Corrosion-resistant in sludge, brine, and industrial effluent pipelines • Pulp and Paper Industry: Withstands acidic environments and mechanical abrasion Key Features: • Manufactured as per DIN 2567 standard • Available with PN 25 and PN 40 pressure ratings • High yield strength and stress corrosion cracking resistance • Superior resistance to pitting, crevice corrosion, and chloride-rich environments • Excellent mechanical and fatigue properties under both static and dynamic loading • Supplied with inspection certificates, testing reports, and full material traceability • Compatible with internal linings, coatings, or passivation treatments Conclusion: DIN 2567 duplex flanges PN 25 and PN 40 from Ladhani Metal Corporation are engineered for tough environments where standard stainless steel may fail. With their excellent strength, corrosion resistance, and long-term reliability, these flanges provide a safe and efficient connection solution for critical industrial systems. For detailed specifications, custom requirements, or bulk inquiries, reach out to Ladhani Metal Corporation today.

Ladhani Metal Corporation is a reliable manufacturer and exporter of DIN 2565 stainless steel flanges, crafted to provide secure, leak-proof connections in low-pressure piping systems. Compliant with DIN 2565 standards, these flanges are available in PN 6 pressure rating, making them ideal for threaded pipe connections in systems that do not require welding. These stainless steel threaded flanges are particularly suited for environments requiring resistance to corrosion, cleanliness, and easy maintenance. They are widely used in water supply lines, food processing, chemical plants, marine systems, and other industrial applications. Flange Types: • Threaded (Screwed) Flanges: Designed to connect to pipes without welding by using internal threads. • Raised Face (RF) Flanges: Feature a slightly elevated sealing surface to improve gasket compression and prevent leakage. • Flat Face (FF) Flanges: Have a flat sealing surface, typically used with flat gaskets and in low-pressure systems. • Forged Threaded Flanges: Manufactured through forging for enhanced strength and structural integrity in threaded connections. • Custom-Machined Threaded Flanges: Tailored to specific dimensions or threading requirements for specialized piping setups. Available Grades and Chemical Composition: Stainless Steel 304 (UNS S30400) Carbon (C): ≤ 0.08% Manganese (Mn): ≤ 2.00% Silicon (Si): ≤ 1.00% Phosphorus (P): ≤ 0.045% Sulfur (S): ≤ 0.030% Chromium (Cr): 18.0 – 20.0% Nickel (Ni): 8.0 – 10.5% Applications: Ideal for general use in water, air, and non-aggressive environments. Stainless Steel 316 (UNS S31600) Carbon (C): ≤ 0.08% Manganese (Mn): ≤ 2.00% Silicon (Si): ≤ 1.00% Phosphorus (P): ≤ 0.045% Sulfur (S): ≤ 0.030% Chromium (Cr): 16.0 – 18.0% Nickel (Ni): 10.0 – 14.0% Molybdenum (Mo): 2.0 – 3.0% Applications: Suitable for harsh, corrosive environments such as marine, chemical, and industrial processing systems. Stainless Steel 321 (UNS S32100) Carbon (C): ≤ 0.08% Manganese (Mn): ≤ 2.00% Silicon (Si): ≤ 1.00% Phosphorus (P): ≤ 0.045% Sulfur (S): ≤ 0.030% Chromium (Cr): 17.0 – 19.0% Nickel (Ni): 9.0 – 12.0% Titanium (Ti): 5xC – 0.70% Applications: Commonly used in high-temperature applications like heat exchangers, pressure vessels, and exhaust systems. Applications: DIN 2565 stainless steel flanges with PN 6 rating are used in a variety of industries including: • Water Treatment & Distribution: Ideal for municipal water supply and wastewater systems due to their corrosion resistance and durability. • Chemical Processing: Suitable for systems where stainless steel is required to withstand aggressive chemicals. • Food & Beverage: Commonly found in sanitary pipelines, ensuring hygienic and clean connections. • Marine Industry: Used in piping systems for vessels, ensuring longevity and resistance to corrosion in saline environments. • Pharmaceuticals: Provides the necessary sanitary and non-reactive qualities required in pharmaceutical manufacturing environments. Key Features: • Manufactured according to DIN 2565 specifications. • Corrosion-resistant, ideal for a wide range of chemical and environmental conditions. • High strength and long-lasting performance in threaded piping systems. • Available in multiple grades, sizes, and pressure ratings, including PN 6, for diverse industrial applications. Conclusion: DIN 2565 stainless steel flanges from Ladhani Metal Corporation offer reliable, cost-effective, and durable solutions for various low-pressure piping systems. With options in trusted grades such as 304, 316, and 321, these flanges meet international standards for performance and reliability. Backed by precise manufacturing and rigorous quality checks, our stainless steel flanges ensure dependable performance across multiple industries. For more technical details, pricing, or bulk inquiries, feel free to contact Ladhani Metal Corporation.

The DIN 2558 Stainless Steel Flange PN 6 is a high-performance, precision-engineered component designed to meet the stringent demands of modern industrial piping systems. Manufactured in accordance with the DIN (Deutsches Institut für Normung) standard, this flange is available in a range of high-quality stainless steel grades that provide excellent resistance to corrosion, high temperatures, and mechanical stresses. Ladhani Metal Corporation is a trusted supplier of these flanges, delivering products that are known for their exceptional durability, reliability, and long-lasting performance. These flanges are used in a variety of industries, including chemical, petrochemical, food processing, pharmaceutical, and water treatment. Whether for general-purpose applications or more specialized uses in high-pressure or high-temperature environments, the DIN 2558 SS flange offers versatility and safety. The PN 6 pressure rating makes them ideal for medium-pressure systems, ensuring a reliable and leak-proof connection that will withstand the test of time. Ladhani Metal Corporation ensures that each flange is produced with precision, using advanced manufacturing processes and premium materials to meet the highest industry standards. Types: Weld Neck Flange – Ideal for high-pressure applications, it is welded directly to the pipe, providing a robust, leak-free connection. Slip-On Flange – Slides over the pipe and is welded both inside and outside for easier installation and cost-effectiveness. Blind Flange – Used to seal the end of a piping system, preventing the flow of fluids or gases. Threaded Flange – Features internal threads for easy connection to the pipe without requiring welding. Socket Weld Flange – Typically used for small-diameter high-pressure systems, providing a smooth bore for fluid flow. Grades & Chemical Composition: Grade 304: Carbon (C): ≤ 0.08% Chromium (Cr): 18.0 - 20.0% Nickel (Ni): 8.0 - 10.5% Manganese (Mn): 2.0% max Silicon (Si): 1.0% max Phosphorus (P): 0.045% max Sulfur (S): 0.03% max Offers excellent corrosion resistance and is widely used in food processing, chemical, and petrochemical industries. Grade 316: Carbon (C): ≤ 0.08% Chromium (Cr): 16.0 - 18.0% Nickel (Ni): 10.0 - 14.0% Molybdenum (Mo): 2.0 - 3.0% Manganese (Mn): 2.0% max Silicon (Si): 1.0% max Phosphorus (P): 0.045% max Sulfur (S): 0.03% max Known for its superior resistance to corrosion, especially in chloride-rich environments like seawater. Grade 321: Carbon (C): ≤ 0.08% Chromium (Cr): 17.0 - 19.0% Nickel (Ni): 9.0 - 12.0% Titanium (Ti): 5 times the carbon content, minimum 0.3% Manganese (Mn): 2.0% max Silicon (Si): 1.0% max Phosphorus (P): 0.045% max Sulfur (S): 0.03% max Offers enhanced high-temperature stability and resistance to sensitization, making it suitable for applications involving elevated temperatures, such as heat exchangers, and in chemical industries. PN 6 Rating: The PN 6 rating corresponds to a pressure class of 6 bar (approximately 87 psi), making it suitable for medium-pressure applications in a variety of industrial settings. Features: • Corrosion Resistance: Stainless steel provides excellent protection against rust, corrosion, and staining, ensuring reliability even in harsh environments. • High Strength: These flanges deliver superior tensile strength and durability under both high and low-pressure conditions. • Versatile Applications: Suitable for use in chemical, petrochemical, food, pharmaceutical, and water treatment industries. • Easy Installation: The flanges are designed for straightforward welding and installation, providing secure, leak-proof connections. • Long-Lasting Performance: Ladhani Metal Corporation's SS flanges are engineered to offer a long service life, minimizing the need for maintenance and replacements. Ladhani Metal Corporation ensures that each DIN 2558 SS flange is manufactured to meet the highest quality standards, offering both performance and cost-effectiveness for various industrial piping systems.

DIN 2545 is a German standard for stainless steel flanges, designed for use in piping systems requiring durability, corrosion resistance, and strong mechanical properties. These flanges are commonly used in industries like chemical, petrochemical, food processing, and more. They come in various sizes and configurations for secure and leak-proof connections. The PN 40 rating indicates that these flanges can withstand pressures up to 40 bar (approximately 580 psi) at normal temperatures (typically 20°C or 68°F). Types of DIN 2545 SS Flanges: · Slip-On Flange (SO): A flange that slides over the pipe and is welded inside and outside for a secure connection. · Weld Neck Flange (WN): A flange with a tapered neck that allows for a stronger weld, commonly used in high-pressure applications. · Blind Flange: A flange with no bore used to seal the end of a pipe or vessel. · Threaded Flange: A flange with internal threads that allows it to be screwed onto a pipe without welding. · Socket Weld Flange: Designed for pipes to fit into the socket of the flange, offering good pressure containment in high-temperature applications. · Lap Joint Flange: Used with a stub end and ideal for applications requiring frequent disassembly. Grades and Their Chemical Composition: · Grade 304 (AISI 304): This grade has a chemical composition consisting of 18-20% chromium, 8-10.5% nickel, with a carbon content of up to 0.08%. It also contains small amounts of manganese (2.00-2.50%), silicon (≤ 1.00%), phosphorus (≤ 0.045%), and sulfur (≤ 0.030%), while the rest is iron. It is widely used due to its good corrosion resistance, weldability, and formability. · Grade 316 (AISI 316): The chemical composition of 316 includes 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. It also contains up to 0.08% carbon, 2.00-2.50% manganese, and ≤ 1.00% silicon, with iron making up the balance. The addition of molybdenum provides improved resistance to corrosion, particularly in chloride environments, making it suitable for marine and chemical industries · Grade 321 (AISI 321): This grade has a chemical composition with 17-19% chromium, 9-12% nickel, and a maximum carbon content of 0.08%. It also contains 2.00-2.50% manganese, ≤ 1.00% silicon, and small amounts of phosphorus (≤ 0.045%) and sulfur (≤ 0.030%). The remainder is iron. Grade 321 is stabilized with titanium to prevent sensitization and is highly resistant to intergranular corrosion, making it ideal for high-temperature applications like in the aerospace and chemical industries. Applications: DIN 2545 Stainless Steel Flanges (PN 40) are widely used in various industries due to their superior strength, corrosion resistance, and versatility. These flanges are specifically designed to handle higher pressure ratings (PN 40), making them ideal for demanding applications. Some of the key applications include: -Chemical Processing: Used in the manufacturing of chemicals, pharmaceuticals, and petrochemicals, where high resistance to corrosion is essential. -Oil and Gas Industry: For pipelines, pumps, and valves that transport oil, gas, and other fluids under high pressure. -Water Treatment Plants: Employed in water and wastewater management systems to connect piping and ensure leak-free connections under high pressure. -Food and Beverage Industry: In production systems where hygiene and corrosion resistance are critical, especially in food processing and dairy plants. -Power Generation: For use in power plants in systems such as steam lines and cooling circuits that operate under high-pressure conditions. -Marine and Offshore: Often used in ships, platforms, and offshore structures that are exposed to harsh environmental conditions. -HVAC Systems: In high-pressure heating, ventilation, and air conditioning applications. DIN 2545 Stainless Steel Flanges (PN 40) offer both durability and reliability in these high-pressure applications, ensuring safe and efficient performance in various industries. Conclusion: DIN 2545 SS flanges provide a reliable and robust solution for piping systems across various industries. These flanges are widely used in applications ranging from general industrial use to highly specialized sectors like aerospace, marine, and chemical processing, ensuring safe and efficient operation in demanding environments. The PN 40 rating guarantees they can withstand medium-to-high pressure systems.

DIN 2544 is a German standard for flanges used in piping systems, detailing dimensions, design, and testing methods. Titanium flanges conforming to this standard are designed for use in high-performance environments that demand excellent strength, corrosion resistance, and low weight. Titanium is known for its excellent corrosion resistance, particularly in environments like seawater, chemical processing, and heat exchangers. DIN 2544 titanium flanges are specifically built to withstand aggressive conditions, including high temperatures and corrosive environments, while offering a lightweight alternative to other materials like stainless steel. Key Features of DIN 2544 Titanium Flanges: Material: Titanium flanges are made from titanium alloys, which are highly resistant to corrosion, oxidation, and erosion. Titanium is also known for its strength-to-weight ratio, being strong yet much lighter than many other metals, including stainless steel. Corrosion Resistance: Titanium flanges are ideal for systems exposed to harsh environments, such as saltwater, acids, and chlorides. They are widely used in marine, chemical, and offshore oil and gas applications. Temperature Resistance: Titanium flanges can operate in high-temperature environments, often up to 600°C (1,112°F) without degrading, depending on the specific titanium alloy used. Pressure Rating (PN 25): These flanges are typically rated for PN 25, meaning they can withstand pressures of up to 25 bar (approximately 362 psi) in a variety of applications. Types of DIN 2544 Titanium Flanges: Weld Neck Flanges: These flanges have a long neck that is welded to the pipe. They are ideal for high-pressure systems and applications requiring a strong, reliable connection. Slip-On Flanges: These flanges slide over the pipe and are then welded in place. They are generally used in systems where welding is easier, and the pressures are lower than those of weld neck flanges. Blind Flanges: Used to seal the ends of piping systems, these flanges have no hole in the center. They are often used for isolation and maintenance purposes. Threaded Flanges: These flanges have internal threads that match threaded pipes. They are convenient when welding is not practical or possible. Socket Weld Flanges: These flanges feature a socket where the pipe is inserted and welded into place. These are often used in smaller-diameter piping systems. Titanium Grades for Flanges: Grade 2 Titanium (Commercially Pure Titanium): Properties: Most commonly used grade, offering excellent corrosion resistance and formability. It has moderate strength and is used in a variety of industries like aerospace, chemical processing, and marine applications. Advantages: Excellent corrosion resistance in both seawater and chemical environments. Grade 5 Titanium (Ti-6Al-4V): Properties: An alloy with 6% aluminum and 4% vanadium, offering higher strength than grade 2 titanium, while still maintaining good corrosion resistance. Common in high-stress, high-temperature environments. Advantages: Used in aerospace, medical devices, and high-performance applications due to its superior strength and durability. Pressure Rating (PN 25): PN 25 indicates that the titanium flanges are rated to handle pressures of up to 25 bar (approximately 362 psi). This pressure class is suitable for medium to high-pressure applications, ensuring the flange can endure significant stress in various piping systems. #din2544 #din2544flanges #din2544titaniumflanges

DIN 2527 SS 321 Blind Flanges are specialized components used in industrial piping systems to close off the ends of pipes or equipment where no further connection is necessary. A blind flange is a solid, flat disc without a central bore, specifically designed to seal the open end of a pipe or a vessel. The DIN 2527 standard, developed by the German Institute for Standardization, defines the specifications for these flanges, ensuring that they meet high standards for dimensional accuracy, pressure tolerance, and mechanical strength. The SS 321 material, used for the production of these blind flanges, is an austenitic stainless steel known for its excellent resistance to high-temperature oxidation, corrosion, and scaling. The addition of titanium to this steel stabilizes its structure, making it suitable for environments where temperatures fluctuate or are consistently high. As a result, SS 321 blind flanges are frequently used in industries where both strength and resistance to harsh environmental conditions are paramount, including the chemical, petrochemical, aerospace, and power generation industries. By utilizing DIN 2527 SS 321 Blind Flanges, companies can ensure secure, long-lasting, and efficient closures for piping systems under challenging operational conditions. These flanges are essential in maintaining the integrity of systems exposed to elevated pressures and corrosive substances, ensuring the safe containment of fluids and gases. key Features of DIN 2527 SS 321 Blind Flanges: Material Composition of SS 321: Carbon (C): ≤ 0.08% Chromium (Cr): 17.0 - 19.0% Nickel (Ni): 9.0 - 12.0% Titanium (Ti): 5 times the carbon content, generally around 0.60% minimum, to prevent carbide precipitation. Manganese (Mn): 2.00% max Silicon (Si): 1.00% max Phosphorus (P): 0.045% max Sulfur (S): 0.030% max Pressure and Temperature Resistance: Operating Temperature: SS 321 can perform well in high-temperature environments, up to 900°C (1650°F) intermittently and up to around 700°C (1292°F) for continuous service. Design and Dimensions of DIN 2527 Blind Flanges: Pressure Ratings: The design of a DIN 2527 blind flange is primarily based on pressure class ratings (such as PN6, PN10, PN16, etc.), which denote the maximum pressure the flange can safely withstand. Bolt Holes: The number and size of bolt holes for DIN 2527 blind flanges are specified according to the flange's pressure class and size. The bolt pattern is designed to ensure a tight seal and accommodate appropriate bolt sizes for a given pressure class. Thickness: The thickness of a blind flange can vary depending on the pressure rating and size, with thicker flanges being required for higher pressure applications. Nominal Diameter: Blind flanges are available in various nominal pipe diameters (DN) ranging from DN10 (1/2 inch) up to DN600 (24 inches) or more. Types of DIN 2527 SS 321 Blind Flanges: Standard Blind Flange (Type A): A solid, circular flange used to seal the end of a pipe or vessel. Common for general applications. Flat-Faced Blind Flange: Has a flat sealing surface, ideal for low-pressure systems and tight sealing. Raised Face Blind Flange: Features a raised surface around the center for better sealing in higher pressure systems. Ring-Type Joint (RTJ) Blind Flange: Has a groove for an RTJ gasket, designed for high-pressure applications, often used in the oil and gas industry. Long Weld Neck Blind Flange: Has an extended neck for welding, providing additional strength and used in high-pressure or stressed systems.

A DIN 2527 AISI 4140 blind flange is a specialized type of blind flange made from AISI 4140 alloy steel, adhering to the DIN 2527 German standard. Blind flanges are crucial components in piping systems, used to seal the end of a pipe, vessel, or valve to isolate it or stop the flow of fluids. The AISI 4140 material used for this specific flange is a high-strength alloy steel known for its robustness and excellent mechanical properties, making it ideal for high-stress applications. AISI 4140, a chromium-molybdenum alloy steel, is renowned for its excellent mechanical properties, including high tensile strength, hardness, and resistance to wear. It is often used in heavy-duty applications such as in the automotive, aerospace, and oil & gas industries, where the need for robust materials is crucial. The use of AISI 4140 steel in a DIN 2527 blind flange ensures that the flange can handle high pressures, temperatures, and mechanical stresses without compromising on performance or safety. Material: AISI 4140 Alloy Steel Composition: AISI 4140 is a medium-carbon steel alloy that contains chromium (Cr) and molybdenum (Mo) as its primary alloying elements. These elements improve the steel's hardness, strength, and wear resistance. Key Properties: Strength: High tensile strength and yield strength, making it capable of withstanding high loads and stress in high-pressure applications. Toughness: Offers excellent toughness and impact resistance, making it suitable for challenging environments where forces are dynamic. Hardness: Can be heat-treated to achieve high hardness levels, providing resistance to wear and abrasion. Corrosion Resistance: While AISI 4140 is not as corrosion-resistant as stainless steel, it can still perform well in less corrosive environments with proper surface treatment (e.g., coatings or galvanizing). Design and Dimensions (DIN 2527) Shape: The blind flange is a flat, circular plate with no central hole. Its purpose is to seal the end of a pipe or vessel, effectively "closing" the pipeline or system. Bolt Holes: The flange has evenly spaced bolt holes around the perimeter, allowing it to be bolted securely to the corresponding flange or fitting in the system. These holes align with the bolt pattern of other components. Thickness: The flange thickness varies depending on the size, pressure class, and specific application requirements. It is designed to withstand internal pressure while providing a reliable seal. Pressure Rating: Flanges are typically rated according to pressure classes such as PN 6, PN 10, PN 16, PN 25, etc., indicating the maximum pressure the flange can safely handle without failure. Applications Pipeline Sealing: The primary function of a blind flange is to seal the open end of a pipeline, preventing the passage of fluids, gases, or other materials through the system. System Isolation: Blind flanges are used to isolate a section of the system for maintenance or repairs, allowing for safe disconnection of parts while maintaining system integrity. Pressure Containment: AISI 4140 blind flanges are also used in applications where maintaining pressure within a system is critical. The high strength and durability of AISI 4140 make it suitable for use in high-pressure environments. Types of Blind Flanges in DIN 2527 Raised Face (RF): The flange surface has a small raised area around the bolt circle to improve sealing when mated with a gasket. Flat Face (FF): The flange surface is level with the flange body, typically used with softer gaskets to create a seal. Ring Type Joint (RTJ): The flange may feature a groove to accommodate a metal ring gasket for high-pressure applications, providing a secure, reliable seal.

DIN 2527 is a German standard that defines the dimensions, design, and tolerances for flanges, including blind flanges. Blind flanges made of stainless steel 316 are commonly used in piping systems to seal the ends of pipes, providing a secure and reliable closure. Here's a detailed description of DIN 2527 Stainless Steel 316 Blind Flanges: Material: Stainless Steel 316: This is a higher grade of stainless steel compared to 304, offering superior corrosion resistance. Stainless steel 316 contains molybdenum, which enhances its resistance to corrosion, particularly against chlorides, making it ideal for environments with higher risks of corrosion, such as seawater, chemicals, and marine environments. Corrosion Resistance: Stainless steel 316 has excellent resistance to a wide range of chemicals and industrial environments. Temperature Resistance: It can withstand higher temperatures compared to 304 stainless steel, making it suitable for high-temperature applications. Strength: Stainless steel 316 has slightly higher tensile strength compared to 304, offering added durability and structural integrity. Design and Dimensions: Shape: Blind flanges are flat, round plates with no center hole, used to seal the end of a pipe or pressure vessel. Bolt Holes: These flanges have bolt holes to align with bolts for connecting to other flanged components. The number and size of bolt holes depend on the diameter of the flange and the pressure class. Thickness: The thickness of DIN 2527 blind flanges varies depending on the pressure class (PN 6, PN 10, PN 16, PN 25, etc.). Thicker flanges can handle higher pressure ratings and provide a more secure seal. Pressure Rating: Similar to other flanges, the pressure rating for DIN 2527 blind flanges is important for determining the maximum pressure they can withstand without failure. Stainless steel 316 flanges can be designed to withstand high-pressure applications. Applications: Sealing: Blind flanges made of stainless steel 316 are used to seal the end of a pipeline or vessel to prevent fluid leakage, effectively creating a closed system. System Isolation: These flanges are used to isolate sections of a piping system for maintenance or modification, allowing for safe shutoff of pressure or fluid flow. High-Corrosion Environments: Due to the superior corrosion resistance of stainless steel 316, these blind flanges are used in industries where exposure to corrosive materials, saltwater, or harsh chemicals is a concern (e.g., chemical processing, marine, pharmaceutical, food processing). Types of Blind Flanges in DIN 2527: Raised Face (RF): The face of the flange is slightly raised to improve the sealing capability when paired with a gasket. Flat Face (FF): The face of the flange is level with the surface, often used with softer gaskets for a secure seal. Ring Type Joint (RTJ): For applications requiring high pressure, a ring-type joint may be used, which features a groove in the flange for a metallic gasket.

Porduct name : Titanium Steel Composite Tube plate 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 composite tube plate Name Clad Metal Base Metal Specification Standard Application Titanium-Steel Cladding plate TA1, TA2, TA9, TA10 Q235, Q245R Q345R Coating metal thickness: 0.5~50mm Base material thickness: 0.5~500mm ASME, ASTM petrochemical, vacuum salt making, Chlor-alkali, food, fertilizer, hydrometallurgy, electroplate and etc. Main applications: Titanium clad steel plate tube sheet is mainly used in two aspects: heat exchanger tube sheet and processing container plate. The total thickness of the tube sheet is 75-100mm and the thickness of the coating is 12-15mm. The total thickness of the processing vessel plate is 19-25mm and the coating thickness is 2-3mm. Titanium-steel clad plate has a good application prospect in the manufacture of heat exchanger tube sheet, large diameter (1800 mm) seamless head and reactor. Titanium clad steel plate tube sheet is used more in the reactor and terephthalic acid plant equipment, as well as ethylene glycol, maleic acid and rust remover production equipment. Some reservoirs have operating temperatures up to 200℃, internal pressure of 9 MPa, equipment diameters of 700 mm, length of 1080 mm, and composite plate thickness of (2 + 15) mm.For petrochemical equipment operating at ordinary high pressures and temperatures, the lining must provide good heat conduction and must withstand heat cycles, pressure differences and other pressures. Therefore, loose lining or spot welding additional lining is not satisfactory, but the titanium-steel clad plate can meet the above requirements. Titanium clad steel plates tube sheets are used not only in pressure vessels, heat exchangers and tubesheets, but also in the following applications: A. containers for municipal sewage treatment, which contain larger chloride. B. chemical distillation tanks for high temperature applications. C. water storage containers and containers for nuclear waste disposal