DIN 2634 duplex steel flanges PN 25 are high-performance weld neck flanges manufactured in accordance with the DIN 2634 standard. Specifically designed for high-pressure applications up to 25 bar (362 psi), these flanges are made from premium duplex stainless steel grades, offering exceptional corrosion resistance, excellent mechanical strength, and superior resistance to stress corrosion cracking in harsh environments. Their robust construction makes them ideal for demanding industrial applications where reliability and durability are critical. Ladhani Metal Corporation is a trusted global manufacturer and supplier of duplex steel flanges, known for advanced manufacturing capabilities, precision machining, and strict adherence to international quality standards. Each flange undergoes thorough inspection and testing to ensure long-term reliability, safety, and resistance to extreme operating conditions. Pressure Rating: • PN 25 (25 bar / 362 psi): Designed for high-pressure systems requiring corrosion-resistant and mechanically robust flange connections. Flange Type: • Weld Neck Flanges Featuring an extended tapered hub, weld neck flanges provide excellent stress distribution at the base, ensuring strong and leak-proof joints in systems exposed to high pressure and thermal cycling. • Flat Face (FF) Flanges Ideal for use with softer gasket materials or in systems connecting to cast components, flat face flanges offer consistent and uniform gasket compression. Duplex Steel Grades and Typical Composition: Duplex Stainless Steel 2205 (UNS S32205 / S31803) • Chromium (Cr): 21 – 23% • Nickel (Ni): 4.5 – 6.5% • Molybdenum (Mo): 2.5 – 3.5% • Nitrogen (N): 0.14 – 0.20% • Iron (Fe): Balance Applications: Preferred in environments with chloride exposure, such as seawater, chemical processing, and pulp and paper industries, due to excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. Duplex Stainless Steel 2507 (UNS S32750) – Super Duplex • Chromium (Cr): 24 – 26% • Nickel (Ni): 6 – 8% • Molybdenum (Mo): 3.5 – 4.5% • Nitrogen (N): 0.24 – 0.32% • Iron (Fe): Balance Applications: Used in the most aggressive environments including offshore oil and gas, desalination plants, and chemical processing where enhanced corrosion resistance and high mechanical strength are critical. Applications of DIN 2634 Duplex Steel Flanges PN 25: • Offshore and Marine Systems Resists corrosion from seawater and aggressive chloride environments while maintaining strength under pressure. • Chemical and Petrochemical Processing Ideal for transporting corrosive chemicals such as acids, alkalis, and chlorides at elevated pressures. • Desalination Plants Performs exceptionally in saltwater treatment systems exposed to high pressure and corrosive media. • Oil and Gas Industry Used in pipelines and pressure vessels requiring resistance to chloride-induced stress corrosion cracking. • Pulp and Paper Industry Applied in aggressive bleaching and chemical processing environments. Key Features: • Manufactured in accordance with DIN 2634 dimensional and pressure requirements • PN 25 pressure rating supports high-pressure applications • Excellent corrosion resistance including pitting, crevice, and stress corrosion cracking resistance • Superior mechanical strength and toughness at elevated temperatures • Weld neck configuration ensures strong, vibration-resistant joints • Available in standard duplex and super duplex grades • Custom sizes, pressure classes, and surface finishes available upon request Conclusion: DIN 2634 duplex steel flanges PN 25 from Ladhani Metal Corporation are engineered for challenging environments where corrosion resistance, mechanical strength, and pressure integrity are critical. With superior durability and reliability, these duplex steel flanges are ideal for demanding applications in marine, chemical, oil and gas, and industrial systems. For technical consultations, specialized requirements, or pricing information, contact Ladhani Metal Corporation today.

DIN 2632 Monel flanges PN 10 are high-performance weld neck flanges manufactured to meet the DIN 2632 standard, specifically designed for medium-pressure applications up to 10 bar (145 psi). These flanges are made from Monel, a nickel-copper alloy known for its outstanding corrosion resistance, particularly in marine and chemical environments. With excellent mechanical strength and superior durability in highly aggressive conditions, DIN 2632 Monel flanges provide a reliable solution where standard materials may fail. Ladhani Metal Corporation is a leading global manufacturer and supplier of Monel flanges, delivering consistent quality, dimensional accuracy, and full compliance with international standards. Each flange is meticulously tested to ensure optimum performance under demanding industrial conditions. Pressure Rating: • PN 10 (10 bar / 145 psi): Suitable for medium-pressure piping systems requiring high corrosion resistance and mechanical stability. Flange Type: • Weld Neck Flanges Designed with a long tapered hub that ensures precise pipe alignment and reduces localized stress at the flange connection. Ideal for high-integrity, high-strength joints. • Flat Face (FF) Flanges Flat face configuration ensures uniform gasket compression, making them ideal for systems using soft gaskets or connecting to cast components. Monel Grades and Composition: Monel 400 • Nickel (Ni): Minimum 63% • Copper (Cu): 28–34% • Iron (Fe): 2.0–2.5% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.3% Applications: Monel 400 is widely used in chemical and marine environments due to its excellent resistance to seawater, acids, and alkalis. It is commonly used in heat exchangers, seawater piping, pumps, and valves handling corrosive media. Monel K500 • Nickel (Ni): 63% minimum • Copper (Cu): 27–33% • Aluminum (Al): 2.3–3.15% • Titanium (Ti): 0.35–0.85% • Iron (Fe): ≤ 2.0% • Carbon (C): ≤ 0.25% Applications: Monel K500 combines the corrosion resistance of Monel 400 with greater strength and hardness due to age-hardening. It is used in marine shafts, chemical processing equipment, oil and gas tools, and high-strength fasteners. Applications of DIN 2632 Monel Flanges PN 10: • Marine and Offshore Ideal for seawater handling systems, shipbuilding, desalination units, and offshore platforms exposed to highly corrosive saltwater environments. • Chemical and Petrochemical Industry Used in pipelines and vessels transporting sulfuric acid, hydrofluoric acid, alkalis, and other aggressive substances. • Oil and Gas Industry Suitable for sour gas environments, offshore rigs, and subsea applications where corrosion and stress resistance are critical. • Power Generation Applied in cooling systems, condensers, and process equipment subjected to brine, steam, and corrosive gases. Key Features: • Fabricated to DIN 2632 specifications • PN 10 pressure rating for medium-pressure service • Weld neck and flat face designs available • Manufactured using Monel 400 and Monel K500 for corrosion-intensive applications • Exceptional resistance to seawater, acids, and alkalis • High strength and toughness even at elevated temperatures • Ideal for marine, chemical, and oil & gas industries • Custom dimensions, finishes, and alloy compositions available upon request Conclusion: DIN 2632 Monel Flanges PN 10 from Ladhani Metal Corporation are engineered to provide superior corrosion resistance, mechanical strength, and long-term reliability in medium-pressure industrial systems. With Monel grades 400 and K500, these flanges are well-suited for harsh environments in the marine, chemical, petrochemical, and offshore sectors. For detailed specifications, custom requirements, or pricing information, contact Ladhani Metal Corporation today.

DIN 2630 carbon steel flanges PN 2.5 are precision-engineered weld neck flanges designed in accordance with the DIN 2630 standard, suitable for low-pressure applications up to 2.5 bar (36.25 psi). Manufactured from high-quality carbon steel grades such as ASTM A105 and A350 LF2, these flanges offer reliable mechanical strength and excellent weldability. Carbon steel flanges are ideal for general-purpose piping systems where toughness, cost-effectiveness, and structural integrity are required in low-pressure environments. Ladhani Metal Corporation is a trusted global manufacturer and supplier of carbon steel flanges, known for delivering quality components built to meet international standards. Our DIN 2630 PN 2.5 carbon steel weld neck flanges are widely used in industries such as oil and gas, water treatment, power generation, and general manufacturing. Every flange is manufactured under stringent quality control to ensure performance, durability, and compliance with customer requirements. Pressure Rating: • PN 2.5 (2.5 bar / 36.25 psi): Designed for low-pressure systems requiring durable, cost-effective materials with high mechanical strength. Flange Type: • Weld Neck Flanges Equipped with a long tapered hub to ensure smooth fluid flow and reduce stress concentration, these flanges are suited for critical applications involving pressure and temperature changes. • Flat Face (FF) Flanges Flat face flanges provide uniform gasket compression, especially when used with cast components or soft gasket materials in low-pressure setups. Carbon Steel Grades and Chemical 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 in ambient- and high-temperature service in pressure systems. Ideal for general-purpose industrial piping, valve connections, and flanged joints. ASTM A350 LF2 (Low-Temperature Carbon Steel) • Carbon (C): ≤ 0.30% • Manganese (Mn): 0.60 – 1.35% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.15 – 0.30% Applications: Designed for low-temperature services where enhanced notch toughness is essential, such as cryogenic and refrigerated systems. Applications of DIN 2630 Carbon Steel Flanges PN 2.5: • Oil and Gas Industry Used in upstream and downstream piping for fluid transport under low-pressure conditions. • Water Treatment Plants Ideal for piping systems handling potable water, wastewater, and industrial effluents. • Power Generation Applied in cooling systems, boilers, and auxiliary piping in thermal and hydroelectric power plants. • General Industrial Use Suitable for manufacturing facilities, mechanical piping, and structural connections. Key Features: • Manufactured as per DIN 2630 standards • PN 2.5 pressure class for low-pressure piping systems • Weld neck design improves mechanical stability and flow characteristics • Flat face option enables consistent sealing with softer gasket materials • High strength, excellent machinability, and cost-efficiency • Available in standard and customized sizes, face types, and surface finishes Conclusion: DIN 2630 Carbon Steel Flanges PN 2.5 from Ladhani Metal Corporation provide a practical and durable solution for low-pressure piping systems across various industries. With strong mechanical properties, reliable performance, and economical pricing, these flanges are ideal for applications requiring consistent quality and weldability. For technical support, custom solutions, or pricing, contact Ladhani Metal Corporation.

DIN 2569 Carbon Steel Flanges PN 100 are precision-engineered welding neck flanges manufactured from high-strength carbon steel, designed to perform reliably in high-pressure and high-temperature industrial environments. Built to DIN 2569 standards, these flanges offer excellent mechanical strength, structural integrity, and thermal performance, making them ideal for use in industries such as oil and gas, power generation, petrochemical, construction, and general engineering. Ladhani Metal Corporation is a reputable manufacturer and exporter of carbon steel flanges, providing products that conform to stringent global standards. The welding neck design allows for permanent and high-integrity pipe connections, making these flanges particularly suitable for applications subject to pressure fluctuations, vibration, and thermal cycling. Pressure Rating: • PN 100 (100 bar / 1450 psi): Specifically designed for high-pressure systems that require reliable sealing, robust mechanical strength, and thermal endurance in demanding industrial conditions. Flange Types: • Welding Neck Flanges Provide a tapered hub for stress distribution, ideal for high-pressure piping systems. • Raised Face (RF) Flanges Facilitates efficient gasket compression and sealing under elevated pressure and temperature. • Flat Face (FF) Flanges Used for connections with flat-faced components or non-metallic sealing materials. • Forged Welding Neck Flanges Offer enhanced strength, dimensional accuracy, and pressure resistance. • Custom-Machined Flanges Available in a wide range of sizes, pressure classes, and carbon steel grades to meet specific project needs. Carbon Steel Grades and Composition: 1. ASTM A105 (Forged Carbon Steel) Composition: • Carbon (C): 0.35% max • Manganese (Mn): 0.60–1.05% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.10–0.35% Applications: Commonly used in pressure systems, valves, and flanges for oil and gas and general-purpose industrial applications where temperature and pressure are moderate to high. 2. ASTM A350 LF2 (Low Temperature Carbon Steel) Composition: • Carbon (C): ≤ 0.30% • Manganese (Mn): 0.60–1.35% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.040% • Silicon (Si): 0.15–0.30% Applications: Ideal for low-temperature service, particularly in cryogenic or arctic environments in oil refineries, LNG plants, and chemical processing. 3. ASTM A516 Grade 70 (Pressure Vessel Quality Carbon Steel) Composition: • Carbon (C): ≤ 0.30% • Manganese (Mn): 0.85–1.20% • Phosphorus (P): ≤ 0.035% • Sulfur (S): ≤ 0.035% Applications: Used in boilers, pressure vessels, and heat exchangers where toughness and resistance to high-pressure and high-temperature conditions are essential. Applications of DIN 2569 Carbon Steel Flanges: • Oil and Gas Pipelines: Used for transporting crude oil, natural gas, and petroleum products under pressure. • Power Plants: Installed in steam lines, turbines, and heat recovery systems due to their thermal and mechanical reliability. • Petrochemical and Refinery Units: Applied in high-pressure processing systems and reactors. • Construction and Infrastructure: Used in water supply systems, fire protection networks, and structural piping. • HVAC and Mechanical Engineering: Employed in heating, ventilation, and air conditioning networks. Key Features: • Manufactured to DIN 2569 standard • Available in PN 100 pressure rating • High mechanical strength and impact resistance • Excellent weldability and structural integrity • Designed for permanent, high-pressure pipe connections • Supplied with test certificates, quality assurance documents, and traceability • Can be surface-treated with anti-corrosion coatings, galvanizing, or black painting Conclusion: DIN 2569 Carbon Steel Flanges PN 100 from Ladhani Metal Corporation are engineered to meet the demands of high-pressure industrial systems with strength, reliability, and cost-efficiency. Suitable for a wide range of applications across various sectors, these flanges are available in customizable sizes and material grades. For detailed specifications, bulk inquiries, or technical assistance, contact Ladhani Metal Corporation today

The DIN 2558 Monel Flange PN 6 is a precision-engineered piping component manufactured to meet DIN (Deutsches Institut für Normung) specifications. Made from high-performance Monel alloys—nickel-copper-based materials known for their outstanding resistance to corrosion, particularly in marine and chemical environments—these flanges offer exceptional durability and reliability in some of the most demanding industrial applications. Supplied by Ladhani Metal Corporation, these flanges are designed to provide a leak-free, long-lasting solution in medium-pressure systems. Monel flanges are widely used in industries such as marine engineering, chemical processing, hydrocarbon refining, heat exchangers, and offshore oil and gas production. Types: Weld Neck Flange – Offers a high-strength welded connection ideal for high-pressure and high-temperature systems. Slip-On Flange – Easy to install and align, welded on both sides for secure sealing. Blind Flange – Closes off the end of a pipeline or vessel, ensuring no fluid passes through. Threaded Flange – Allows for non-welded assembly, suitable for low-pressure piping systems. Socket Weld Flange – Designed for small-diameter, high-pressure applications requiring a smooth bore and strong weld. Grades & Chemical Composition: Monel 400 (UNS N04400): Nickel (Ni): ≥ 63.0% Copper (Cu): 28.0 – 34.0% Iron (Fe): ≤ 2.5% Manganese (Mn): ≤ 2.0% Carbon (C): ≤ 0.30% Silicon (Si): ≤ 0.50% Key Features: Excellent resistance to seawater, steam, salt, and caustic solutions; strong mechanical properties across a wide temperature range. Monel K500 (UNS N05500): Nickel (Ni): ≥ 63.0% Copper (Cu): 27.0 – 33.0% Aluminum (Al): 2.3 – 3.15% Titanium (Ti): 0.35 – 0.85% Iron (Fe): ≤ 2.0% Key Features: Combines the corrosion resistance of Monel 400 with higher strength and hardness due to age hardening; excellent resistance to sour gas and seawater environments. PN 6 Rating: The PN 6 rating signifies a nominal pressure class of 6 bar (87 psi), making these flanges ideal for medium-pressure systems where corrosion resistance is paramount, particularly in chloride-rich or alkaline environments. Features: Outstanding Corrosion Resistance: Especially effective in marine, saltwater, and chemical processing environments. High Strength and Toughness: Maintains structural integrity under mechanical stress and thermal fluctuations. Long Service Life: Designed for durability in aggressive media, reducing maintenance and replacement costs. Excellent Weldability: Compatible with standard welding techniques, allowing easy integration into piping systems. Versatile Industrial Use: Suitable for offshore platforms, shipbuilding, desalination, chemical plants, and heat exchangers. Leak-Proof Sealing: Precision manufacturing ensures tight connections that prevent leaks and system inefficiencies. Ladhani Metal Corporation ensures each DIN 2558 Monel Flange is manufactured with stringent quality control and tested for compliance with international standards. These flanges offer a reliable, corrosion-resistant solution for medium-pressure industrial systems operating in highly aggressive environments. #din2558 #din2558flanges #din2558monelflanges #monelflanges #flanges

DIN 2545 carbon steel flanges supplied by Ladhani Metal Corporation are designed for use in a variety of industrial applications requiring strength, durability, and resistance to corrosion under moderate temperatures and pressures. These flanges are made from high-quality carbon steel, offering excellent mechanical properties and weldability, making them suitable for both low- and high-pressure systems. With a pressure rating of PN 40, these flanges are built to withstand pressures up to 40 bar, ensuring secure and leak-free connections in demanding applications across different industries, including chemical processing, power generation, and construction. Types of DIN 2545 Carbon Steel Flanges: Flat Face Flanges (FF) – These flanges have a flat sealing surface and are primarily used in low-pressure applications where uniform distribution of sealing force is required. Raised Face Flanges (RF) – These flanges feature a raised surface around the bolt holes, providing enhanced sealing pressure, making them ideal for high-pressure applications. Ring-Type Joint (RTJ) Flanges – These flanges are designed with a groove to accommodate a metal sealing ring, providing a more secure seal for high-pressure systems or environments involving high temperatures. Grades and Chemical Composition: Carbon Steel A105 Chemical Composition: C: 0.35%, Mn: 0.60-0.90%, P: 0.035% max, S: 0.035% max, Si: 0.10-0.35%, Fe: balance A105 is the most commonly used grade of carbon steel for flanges, offering good strength and impact resistance. It is suitable for low to medium-pressure applications and is widely used in the manufacturing of flanges for piping systems, valves, and fittings. This grade is known for its versatility and ease of welding. Carbon Steel A350 LF2 Chemical Composition: C: 0.30%, Mn: 1.00-1.50%, P: 0.035% max, S: 0.035% max, Si: 0.10-0.35%, Fe: balance A350 LF2 is a low-temperature carbon steel grade designed for use in cryogenic and low-temperature applications. It offers good toughness and is resistant to brittle fracture in environments where temperatures are lower than standard carbon steel materials can withstand. A350 LF2 is commonly used in the oil, gas, and power generation industries. PN 40 Pressure Rating: The "PN" rating defines the flange's pressure capacity. PN 40 indicates that the flange is capable of handling pressures up to 40 bar, making it suitable for high-pressure systems in various industrial applications that require secure and durable connections. Applications: 1. Oil and Gas Industry: Pipelines and Transport Systems: Carbon steel flanges are commonly used in oil and gas pipelines to connect sections of pipe, valves, and other components. They provide a reliable seal and are capable of handling high pressures and extreme temperatures. Refineries and Petrochemical Plants: Carbon steel flanges are used in refining processes and in the transportation of crude oil and natural gas. They withstand the mechanical stresses and corrosion from various chemicals. Offshore Platforms: These flanges are used in offshore oil platforms where they handle high-pressure conditions in subsea pipelines and other critical infrastructure. 2. Chemical and Petrochemical Industry: Chemical Processing Equipment: Carbon steel flanges are used in reactors, heat exchangers, and distillation columns where the materials are exposed to high-pressure chemicals. They are preferred in systems that handle neutral or moderately corrosive chemicals. Pipelines for Chemical Transport: Used in chemical plants to transport fluids that are not highly corrosive, carbon steel flanges are durable and reliable in these settings. 3. Power Generation: Steam and Gas Turbines: Carbon steel flanges are widely used in power plants, especially in steam and gas turbines, where high pressure and temperatures are present. Cooling Systems: These flanges are found in cooling water systems, heat exchangers, and other systems where water or air is circulated to cool equipment. 4. Water Treatment Plants: Water Distribution Systems: Carbon steel flanges are commonly used to connect pipes in water distribution systems, especially in municipal water treatment and sewage treatment plants. Desalination Plants: These flanges are also employed in desalination plants, where seawater is converted into fresh water, due to their strength and ability to handle high-pressure environment. Conclusion: Ladhani Metal Corporation ensures the production of these carbon steel flanges meets the highest standards of quality and precision, ensuring long-term durability and reliable performance in even the most demanding applications. Each flange is manufactured according to strict specifications and undergoes thorough testing to guarantee safe and reliable operation in high-pressure environments. #din2545 #din2545flanges #din2545carbonsteelflanges #flanges #flangessupplier

DIN 2545 Super Duplex flanges are specifically designed to offer outstanding strength and resistance to corrosion, especially in highly aggressive environments. Ladhani Metal Corporation supplies these high-performance flanges made from super duplex stainless steel, combining the advantages of both austenitic and ferritic structures to achieve superior mechanical properties and exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. With a pressure rating of PN 40, these flanges can withstand pressures up to 40 bar, ensuring reliable and safe performance in demanding applications such as offshore oil and gas, chemical processing, and marine industries. Types of DIN 2545 Super Duplex Flanges: Flat Face Flanges (FF) – These flanges have a flat sealing surface, suitable for low-pressure systems where uniform distribution of sealing force is needed. Raised Face Flanges (RF) – These flanges feature a raised area around the bolt holes, providing higher sealing pressure and better performance in higher-pressure environments. Ring-Type Joint (RTJ) Flanges – Designed with a groove to accommodate a metal sealing ring, these flanges are ideal for use in high-pressure and high-temperature systems. Grades and Chemical Composition: Super Duplex 2507 (UNS S32750) Chemical Composition: Chromium (Cr): 25% Nickel (Ni): 7% Molybdenum (Mo): 4% Nitrogen (N): 0.27% Iron (Fe): Balance This composition provides a remarkable combination of properties: Corrosion Resistance: Excellent protection against pitting, crevice corrosion, and stress corrosion cracking, even in environments containing chlorides or other aggressive chemicals. High Strength: The high molybdenum and nitrogen content enhance both the strength and corrosion resistance of the material, making it ideal for applications in highly corrosive, high-pressure environments. Ductility and Toughness: Despite its high strength, Super Duplex 2507 maintains good ductility, which is crucial Super Duplex 2507 is a high-alloy material known for its exceptional resistance to chloride stress corrosion cracking, pitting, and crevice corrosion. It is used in the most demanding applications, including offshore and subsea oil and gas, where high pressures and harsh environments are common. The enhanced molybdenum and nitrogen content provide superior mechanical strength and corrosion resistance. PN 40 Pressure Rating: The "PN" rating indicates the flange's pressure capacity. With PN 40, the flange is rated to handle pressures up to 40 bar, making it suitable for high-pressure applications where reliability and leak-free connections are essential. Applications: DIN 2545 Super Duplex flanges with PN 40 are widely used in industries that require superior performance under extreme conditions. Common applications include: Oil and Gas Industry: Offshore Platforms and Subsea Pipelines: Super duplex flanges are commonly used in offshore oil and gas platforms where exposure to seawater and harsh conditions requires materials with superior resistance to corrosion. Downhole Equipment: These flanges are ideal for equipment used in oil extraction, such as wellhead connections, blowout preventers, and pipeline systems under high pressure. Chemical and Petrochemical Industry: High-Pressure Reactors and Heat Exchangers: Super duplex flanges are essential in systems handling aggressive chemicals, such as acids, alkalis, and chloride-containing compounds, where both high strength and corrosion resistance are critical. Pipelines for Petrochemical Transport: Used in the transportation of petrochemicals and refined products, offering durability against corrosive chemicals and high temperatures. Marine and Offshore Applications: Seawater Cooling Systems: The excellent corrosion resistance of super duplex steel makes these flanges ideal for marine cooling systems, including seawater pumps and piping systems on ships and offshore platforms. Desalination Plants: Super duplex flanges are used in seawater desalination systems, where they help resist the corrosive effects of saltwater. Power Generation Industry: Nuclear and Fossil Fuel Plants: Super duplex flanges are employed in high-pressure steam lines, cooling systems, and heat exchangers where both strength and resistance to corrosion and erosion are necessary. Geothermal Energy Systems: Used in geothermal plants where high-temperature, aggressive fluids may cause corrosion, super duplex flanges ensure long-lasting performance. Conclusion: Ladhani Metal Corporation ensures that each Super Duplex flange meets stringent quality standards and is manufactured to exact specifications, ensuring durability and long-lasting performance in the most challenging environments. #din2545 #din2545flanges #din2545superduplexflanges #flanges

DIN 2544 duplex flanges are a type of flange manufactured according to the DIN 2544 standard in Germany. These flanges are designed for duplex stainless steel applications, which is a combination of ferritic and austenitic stainless steel. Duplex steel offers high strength and corrosion resistance, particularly in aggressive environments, making it suitable for various industries like chemical, oil and gas, and marine. Key Features: Material: Duplex stainless steel (typically grades 1.4462, 2205, or 2507). Pressure Rating (PN 25): These flanges are rated for pressure class PN 25, meaning they are designed to handle a pressure of 25 bar (2500 kPa). Corrosion Resistance: Duplex steel offers superior resistance to corrosion, especially in chloride-rich environments. Strength: It has higher tensile strength compared to standard austenitic stainless steels. Types of DIN 2544 Duplex Flanges: Weld Neck Flange (WN): Commonly used for high-pressure and high-temperature applications, where strength and leak-proof joints are required. Slip-On Flange (SO): These are easier to install, sliding over the pipe, and welded both inside and outside. Blind Flange (BL): Used to close the ends of a pipeline or vessel. Threaded Flange (TH): These flanges are screwed onto the pipe without welding, making them easier to remove. Socket Weld Flange (SW): For smaller pipe sizes, where the pipe is inserted into the socket and welded in place. Grades of Duplex Stainless Steel: Grade 2205 (1.4462): · The most commonly used duplex stainless steel, offering a good balance of strength, toughness, and corrosion resistance. · Carbon (C): ≤ 0.03%, Chromium (Cr): 22.0% - 23.0%, Nickel (Ni): 4.5% - 6.5%, Molybdenum (Mo): 3.0% - 3.5%, Manganese (Mn): ≤ 2.0%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.08% - 0.20%, Iron (Fe): Balance. Grade 2507 (Super Duplex): · A higher alloyed grade of duplex stainless steel, providing improved resistance to pitting and crevice corrosion, especially in very harsh environments. · Carbon (C): ≤ 0.03%, Chromium (Cr): 24.0% - 26.0%, Nickel (Ni): 6.0% - 8.0%, Molybdenum (Mo): 3.0% - 5.0%, Manganese (Mn): ≤ 1.2%, Silicon (Si): ≤ 1.0%, Phosphorus (P): ≤ 0.03%, Sulfur (S): ≤ 0.02%, Nitrogen (N): 0.20% - 0.30%, Iron (Fe): Balance. Pressure Rating (PN 25): PN 25 indicates the flange can withstand pressures up to 25 bar (or 2500 kPa). This rating is ideal for systems where moderate to high pressures are involved. Summary: DIN 2544 duplex flanges are robust, corrosion-resistant components made from duplex stainless steel, typically used in high-pressure and corrosive environments. They come in various types, including weld neck, slip-on, blind, threaded, and socket weld. Common materials include 2205 duplex and 2507 super duplex stainless steels. PN 25 flanges are rated for pressures up to 25 bar. #flanges #din2544 #din2544duplexflanges #din2544flanges

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.