'40 bar sizes'

Product Name: 20mm Titanium Round Bar Standard: ASTM B348 Material: GR1, GR2, GR5, GR7, GR12 Shape: Round, Square, Flat, Hex Diameter: 6-350mm Length: Max 6000mm Surface: Bright 20mm Titanium Round Bar Titanium rod is our main product. Unique titanium alloy manufactures and supplies titanium rods/rods in round, square and hexagonal bar forms. Available sizes from diameter 2.0 to diameter 400mm×L, length can reach 6m or cut to any size required by customers. For small diameter titanium rods (ф <18mm), we can make the tolerance H7. The production capacity reaches 100 tons per month. In addition, we have a large stock of bars as well as a large number of titanium ingots/blanks, which allows us to complete orders with minimal lead times.

Product name: 25mm Titanium Bar Material: Gr1 Gr2 Gr3 Gr4 Gr5 Gr7 Gr12 etc. Standard : ASTM B348,ASTM B381, ASTM F136, ASTM F67,AMS 4928 Size: Dia 5--200mm * Max L6000mm Applications :Industry, aviation, military etc. Supply status: Annealed Package: Carton or plywood case. Quality and Test : EN10204.3.1 certificate Surface:CNC machined polished MOQ : 10kgs Feature : low density, special strong strength, excellent corrosive resistance 25mm gr5 Titanium Bar Titanium bar has many advantages: 1.Titanium Bright Bar has a low thermal expansion, which puts it at 1/3rd that of aluminium. 2.Titanium Alloy Round Rod is light in weight, which would put the specific gravity of this metal at about 1.7 times that of aluminium. and about 60% of specific gravity of steel. 3.Titanium Alloy Hexagon Bars tend to be non-magnetic in nature. 4.The heat conductivity of Titanium Alloy Square Bar is low, and is nearly the same as grade 18-8 stainless steel. Similarly, the electric conductivity of the alloy is low and the electric conductivity of titanium Cold Finished Bar about 3% of copper. 5.Titanium Polished Bar has high flexibility i.e. its Longitudinal elastic modulus. Which means that the flexibility of ASTM B348 Ti Alloy Hex Bar is one half of iron or stainless steel and it is the same as copper. Product name 25mm Titanium Bar,grade 2 titanium bar , grade 5 titanium bar ,grade 7 titanium bar,titanium bar price per kg Material Titanium, pure titanium Standard ASTM B348, ASTM F136, ASTM F67, ASTM F136, ISO-5832-2(3), AMS4928 etc. Titanium Grade Round Bar Sizes Minimum diameter: 0.040 inch or 1.00 mm Maximum diameter: 14.000 inch or 400.00 mm Type Ti square bar, Ti round bar, Ti hexagonal bar, Ti flat bar, Titanium Alloy Bars, Ti Billets, Forgings, and Forging Stock Condition R/M /Y ASTM B348 Ti Alloy Hex Bar size 2-100mm A/F Titanium Alloy Flat bar size Thickness: 2 -100mm Width: 10 to 500mm Pure Titanium Square bar size 4 to 100mm AMS Specificaton of Titanium Round Bar ASTM B348 (Grade 5), ASTM B348 (Grade 2), ASTM B348 (Grade 4), ASTM B348 (Grade 23), ASTM F67 (Grade 2), ASTM F67 (Grade 4), ASTM F136, ASTM F1472, MIL-T-9047 (6AL-4V), MIL-T-9047 (6AL-4V ELI), MIL-T-9047 (6AL-6V-2SN), MIL-T-9047 (CP-70 GR.4), AMS 6935, AMS 6936, AMS-T-9047 (6AL-4V), AMS-T-9047 (6AL-4V ELI), AMS-T-9047 (6AL-6V-2SN), AMS-T-9047 (CP-70 GR.4), DMS 1570, DMS 1583, AMS 4971, AMS 4921, AMS 4928, AMS 4930, AMS 4965, AMS 4967, AMS 4978, AMS 4979, AMS 6930, AMS 6931 and More. Titanium Angle bar size (in mm) 3*20*20~12*100*100 ASTM B348 Titanium Section 3.0 to 12.0mm thickness Titanium ASTM B348 Channel Bar (in mm) 80 x 40 to 150 x 75 section; 5.0 to 6.0 thickness Pure Titanium Hollow Bar (in mm) 32 OD x 16 ID to 250 OD x 200 ID) Titanium Alloy Billet Size 1/2" to 495mm Diameter ASTM B348 Ti Alloy Rectangles Size 33 x 30mm to 295 x 1066mm ASTM B348 Ti Alloy Round Bar Finish Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black ASTM B348 Ti Round Bar Surface Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline Titanium Round Bar Uses chemical industry, Industrial, medical industry, military industry etc Titanium round bar Condition Hardened & tempered, annealed ASTM B348 Ti Alloy Bar Technique Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod Titanium Alloy Round Bar Tolerance H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements Alloy Titanium Bar Processing Bar cutting to 650mm Standard Specification : ASTM B348 / ASME SB348 UNS grade Products Grade 1 - UNS R50250Grade 2 - UNS R50400Grade 5 - UNS R56400 Grade 7 - UNS R52400 Grade 9 - UNS R56320 Grade 12 - UNS R53400 Titanium Round Bar Titanium Rod Titanium Hex Bar Titanium Flat Bar Titanium Rods Titanium Square Bar Type SIZES (mm) SIZES (Inches) ISO Tolerance Titanium Alloy Cold Drawn and Polish Round Bar 3.00 – 75.00 1/8" – 3.00" h8-h9-h10-h11 Titanium Cold Drawn and Ground Bar 10.00 – 75.00 5/6" – 2.50" h8-h9-h10-h11 ASTM B348 Ti Alloy Peeled and Polished Round Bar 40.00 – 150.00 1.50" – 6.00" h11, h11-DIN 1013 Titanium Alloy Peeled and Ground Bar 20.00 – 50.00 3/4″ – 2.00" h9-h10-h11 Titanium Alloy Bars Standard lengths of 2000 mm up to 6010 mm. Cut to size on request (tolerance +2/-0 mm).

Product name:Titanium Shell and Tube Heat Exchangers Materials: stainless stainll Shell/gr2 titanium shell + Gr2 Pure Titanium Tube Special Use: Cooling, Evaporator Net Weight: Customizable Application: High temperature and pressure corrode fluids,seawater,saltwater,brine water etc. Titanium Shell and Tube Heat Exchangers Shell and tube heat exchanger, It is an inter wall heat exchanger with the wall of the tube bundle enclosed in the shell as the heat transfer surface. This kind of heat exchanger is simple in structure and reliable in operation. It can be made of various structural materials (mainly metal materials)It is composed of tube plate, shell, tube bundle and other parts. and can be used under high temperature and high pressure. It is the most widely used type at present -this is mainly due to their versatility. Applicable Industry: it plays an important role in chemical, petroleum, power, food and many other industrial production. In chemical production, it can be used as heater, cooler, condenser, evaporator and reboiler. Titanium Shell and Tube Heat Exchangers 17 Dimension(L*W*H) Customized Set Tempreture Customized Transport Package Wooden Packing Takeover Diameter Customized Liquid Flow Customized Plate Material Titanium/Stainless steel etc. Plate Thickness Heat exchange tube Customized A heat exchanger system facilitates the transfer of heat energy from one system to another. You can use them for both heating and cooling processes. Although you can make heat exchangers from different metals, these systems are made from titanium metal. Unlike the other predecessors, titanium heat exchangers are totally immune to corrosion. However, to work at full efficiency the device requires more surface area and a higher fluid flow rate. In most cases, you will find coil patterns. This is because they maximize the surface area of the tubes.

Product Name: 20mm Titanium Round Bar Standard: ASTM B348 Material: GR1, GR2, GR5, GR7, GR12 Shape: Round, Square, Flat, Hex Diameter: 6-350mm Length: Max 6000mm Surface: Bright 20mm Titanium Round Bar Titanium rod is our main product. Unique titanium alloy manufactures and supplies titanium rods/rods in round, square and hexagonal bar forms. Available sizes from diameter 2.0 to diameter 400mm×L, length can reach 6m or cut to any size required by customers. For small diameter titanium rods (ф <18mm), we can make the tolerance H7. The production capacity reaches 100 tons per month. In addition, we have a large stock of bars as well as a large number of titanium ingots/blanks, which allows us to complete orders with minimal lead times.

DIN 2627 Monel flanges PN 400 are high-performance blind flanges crafted for ultra-high-pressure systems where superior corrosion resistance, durability, and structural integrity are critical. Compliant with the DIN 2627 standard, these flanges are specifically designed to close off the ends of pipelines in extreme service environments, including highly corrosive marine atmospheres, acidic and alkaline chemical processes, and high-temperature applications. With a PN 400 rating (400 bar / 5800 psi), these flanges ensure leak-free operation under intense pressure and challenging conditions. Made from Monel alloys—primarily Monel 400 and Monel K500—these flanges are widely utilized in offshore oil rigs, naval applications, chemical processing, and power generation systems. Ladhani Metal Corporation is a global leader in manufacturing and exporting DIN-standard Monel flanges, ensuring compliance with international requirements for pressure containment, corrosion resistance, and metallurgical consistency. Pressure Rating: • PN 400 (400 bar / 5800 psi): Engineered for extremely high-pressure piping systems in critical and hazardous service environments where reliable sealing is essential. Flange Type: • Blind Flanges Solid, non-bored flanges used to seal piping systems or terminate flow paths. Ideal for pressure testing, system isolation, and future expansion. • Flat Face (FF) Flanges Designed with a flat sealing surface for use with full-face gaskets and flat mating components. Ensures uniform load distribution and optimal sealing performance. Monel Grades and Composition: Monel 400 (UNS N04400) • Nickel (Ni): ≥ 63% • Copper (Cu): 28 – 34% • Iron (Fe): ≤ 2.5% • Manganese (Mn): ≤ 2% • Silicon (Si): ≤ 0.5% • Carbon (C): ≤ 0.3% Applications: Outstanding resistance to seawater, hydrofluoric acid, alkalis, and other corrosive media. Widely used in marine equipment, chemical processing, and heat exchangers. Monel K500 (UNS N05500) • Nickel (Ni): ≥ 63% • Copper (Cu): 27 – 33% • Aluminum (Al): 2.3 – 3.15% • Titanium (Ti): 0.35 – 0.85% • Iron (Fe): ≤ 2% • Carbon (C): ≤ 0.25% Applications: Combines the corrosion resistance of Monel 400 with enhanced strength and hardness. Suitable for high-stress components like shafts, valve parts, and pump systems in corrosive environments. Applications of DIN 2627 Monel Flanges PN 400: • Offshore Oil and Gas Platforms Ideal for subsea systems exposed to high salinity, pressure, and corrosive gases such as hydrogen sulfide. • Marine and Shipbuilding Preferred in piping systems, ballast lines, and propulsion equipment exposed to seawater and biofouling agents. • Chemical and Petrochemical Plants Used in process systems handling caustic solutions, hydrofluoric acid, and strong alkalis at elevated pressures. • Heat Exchangers and Condensers Excellent thermal conductivity and corrosion resistance make Monel suitable for harsh thermal cycling conditions. • Nuclear and Power Generation Resilient in high-radiation and chemical-laden environments found in cooling systems and high-pressure steam lines. • Aerospace and Defense Used in fuel and hydraulic lines where strength and resistance to high-pressure corrosive media are critical. Key Features: • Manufactured according to DIN 2627 standards • Rated for PN 400 high-pressure operations • Blind flange design ensures reliable sealing and flow isolation • Flat face configuration for full-face gasket compatibility • Available in Monel 400 and Monel K500 grades • Exceptional resistance to corrosion by seawater, acids, and alkalis • High strength and durability in extreme service environments • Widely used in marine, chemical, nuclear, oil and gas, and aerospace industries • Custom configurations, sizes, and material options available on request Conclusion: DIN 2627 Monel Flanges PN 400 from Ladhani Metal Corporation are engineered for mission-critical applications where long-term durability, corrosion resistance, and high-pressure performance are mandatory. Whether you need protection against seawater, alkalis, or aggressive process chemicals, these flanges provide robust, leak-free service in the harshest operating environments. Contact Ladhani Metal Corporation for expert guidance, custom engineering, and dependable supply of Monel flange solutions tailored to your specific needs

DIN 2627 stainless steel flanges PN 400 are precision-engineered blind flanges manufactured according to the DIN 2627 standard. Designed to withstand ultra-high-pressure conditions up to 400 bar (5800 psi), these flanges are used to terminate or isolate piping systems safely and effectively. Fabricated from high-grade stainless steels, including 304, 316, and 321, these blind flanges provide superior mechanical strength, corrosion resistance, and long service life in aggressive industrial environments. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of stainless steel flanges. Our DIN 2627 PN 400 blind flanges are widely trusted in sectors such as oil and gas, chemical processing, marine, energy, and high-pressure utility systems for their durability, quality, and performance under extreme conditions. Pressure Rating: • PN 400 (400 bar / 5800 psi): Suitable for high-pressure pipelines and critical systems where absolute sealing and structural integrity are required. Flange Type: • Blind Flanges Solid, non-bored flanges used to block pipeline ends or vessel nozzles. These flanges are essential for system isolation during maintenance, testing, or future expansions. • Flat Face (FF) Flanges Flat face flanges are designed to mate with flat gaskets and flat-faced components. They provide even gasket compression and are ideal when used with cast iron or brittle materials to avoid flange distortion. Stainless Steel Grades and Full Composition: Stainless Steel 304 • Chromium (Cr): 18.0 – 20.0% • Nickel (Ni): 8.0 – 10.5% • Carbon (C): ≤ 0.08% (304), ≤ 0.03% (304L) • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Excellent general corrosion resistance. Commonly used in food processing, water systems, and chemical equipment. Stainless Steel 316 • Chromium (Cr): 16.0 – 18.0% • Nickel (Ni): 10.0 – 14.0% • Molybdenum (Mo): 2.0 – 3.0% • Carbon (C): ≤ 0.08% (316), ≤ 0.03% (316L) • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: Enhanced resistance to chlorides and acidic environments. Ideal for marine, pharmaceutical, and chemical processing. Stainless Steel 321 • Chromium (Cr): 17.0 – 19.0% • Nickel (Ni): 9.0 – 12.0% • Titanium (Ti): ≥ 5 × C (typically 0.20 – 0.70%) • Carbon (C): ≤ 0.08% • Manganese (Mn): ≤ 2.0% • Silicon (Si): ≤ 1.0% • Phosphorus (P): ≤ 0.045% • Sulfur (S): ≤ 0.03% • Iron (Fe): Balance Applications: 321 stainless steel is stabilized with titanium, providing excellent resistance to intergranular corrosion after welding and high-temperature exposure. Commonly used in thermal processing, aerospace, and exhaust systems. Applications of DIN 2627 Stainless Steel Flanges PN 400: • Oil and Gas Industry Used in upstream and downstream systems, where high pressure and harsh chemicals are common. • Chemical and Petrochemical Plants Ideal for isolating high-pressure lines carrying corrosive or reactive chemicals. • Marine and Offshore Engineering Suitable for saltwater-exposed piping, ballast systems, and underwater applications requiring corrosion resistance. • Power Generation Applied in steam, nuclear, and thermal plants for sealing pressurized piping and vessel systems. • Aerospace and High-Temperature Systems 321-grade blind flanges are used in systems exposed to elevated temperatures and thermal cycling. • Water Treatment and Desalination Withstands chloride-induced corrosion in high-pressure brine and filtration lines. Key Features: • Manufactured to DIN 2627 specifications • PN 400 pressure rating for extreme pressure performance • Blind flange design ideal for system isolation and termination • Available in stainless steel grades 304, 304L, 316, 316L, and 321 • Flat face type for even gasket compression and sealing integrity • Superior corrosion resistance and mechanical strength • Suitable for aggressive chemical, marine, and high-temperature environments • Custom sizes, surface finishes, and pressure classes available upon request Conclusion: DIN 2627 Stainless Steel Flanges PN 400 by Ladhani Metal Corporation are designed for maximum performance in high-pressure, corrosive, and high-temperature environments. With material options including 304, 316, and titanium-stabilized 321 stainless steel, these blind flanges offer flexibility, reliability, and long-term service life across critical industries. Contact Ladhani Metal Corporation today for technical assistance, specifications, or custom flange solutions.

DIN 2627 Titanium Flanges PN 400 are high-integrity blind flanges manufactured from corrosion-resistant titanium alloys, engineered for extreme pressure applications. These flanges conform to the DIN 2627 standard and are specifically designed to close the end of a piping system, providing a reliable, leak-tight seal. With a pressure rating of PN 400 (400 bar / 5800 psi), these titanium blind flanges are ideal for high-pressure systems operating in chemically aggressive or high-temperature environments. Ladhani Metal Corporation is a globally recognized manufacturer and exporter of titanium flanges, offering top-quality components that comply with stringent international specifications. The DIN 2627 PN 400 titanium flanges are especially suited for high-demand sectors where superior material performance is essential under extreme mechanical and corrosive conditions. Pressure Rating: • PN 400 (400 bar / 5800 psi): Designed for ultra-high-pressure systems requiring secure isolation and sealing. These flanges ensure operational safety and long-term durability in critical gas, fluid, or chemical applications. Flange Type: • Blind Flanges These solid disk flanges are used to terminate the flow in a pipeline or vessel and can be easily removed for inspection or system modification. They are essential in high-pressure systems for ensuring tight sealing without any flow path. • Flat Face (FF) Flanges Utilized with full-face gaskets and flat mating surfaces, flat face blind flanges distribute bolt load evenly to prevent flange deformation, particularly when paired with brittle or non-metallic components. Titanium Grades and Composition: Titanium Grade 2 (UNS R50400) Composition: • Titanium (Ti): ≥ 98.5% • Trace Elements: Iron (Fe), Oxygen (O), Carbon (C), Nitrogen (N), Hydrogen (H) Applications: Grade 2 titanium offers excellent corrosion resistance, good ductility, and weldability, making it suitable for high-pressure chemical processing, marine systems, and water treatment environments. Titanium Grade 5 (Ti-6Al-4V, UNS R56400) Composition: • Titanium (Ti): Balance • Aluminum (Al): 5.5 – 6.75% • Vanadium (V): 3.5 – 4.5% Applications: Grade 5 titanium delivers superior tensile strength and resistance to fatigue, high temperatures, and corrosion. It is the preferred material for aerospace, defense, offshore drilling, and pressurized chemical applications requiring durability under extreme conditions. Applications of DIN 2627 Titanium Flanges PN 400: • High-Pressure Chemical and Petrochemical Systems Used to terminate pipelines in systems transporting reactive or corrosive chemicals under high pressure. • Offshore Oil and Gas Platforms Ideal for sealing high-pressure flowlines and isolation points exposed to seawater and mechanical stress. • Aerospace Hydraulic and Fuel Systems Applied in high-performance systems requiring lightweight, pressure-resistant sealing. • Marine Engineering and Subsea Installations Deployed in subsea structures and marine piping where both high pressure and chloride-induced corrosion are concerns. • Nuclear and Power Generation Suited for extreme environments involving radioactive, corrosive, or high-temperature media. • Industrial Process Systems Used in closed-loop systems, autoclaves, reactors, and high-pressure vessels. Key Features: • Manufactured according to DIN 2627 specifications • PN 400 pressure rating for ultra-high-pressure environments • Exceptional corrosion resistance in seawater and chemical exposure • Titanium Grade 2 and Grade 5 options for specific strength and application needs • Blind flange design for secure system termination • Flat face flanges ensure optimal gasket compatibility and load balance • High strength-to-weight ratio and long service life • Suitable for offshore, aerospace, chemical, and power industries • Custom configurations, sizes, and finishes available upon request Conclusion: DIN 2627 Titanium Flanges PN 400 by Ladhani Metal Corporation are engineered to meet the highest standards of performance in ultra-high-pressure systems. Whether in offshore drilling, aerospace, or advanced chemical processes, these flanges offer unmatched reliability, corrosion resistance, and structural integrity. Contact Ladhani Metal Corporation for technical guidance, material selection, or customized solutions for your specific project needs.

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.

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.