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.

LADHANI METAL CORPORATION We are leading manufacturer exporters & suppliers of Super Duplex bend in India with having different types, sizes, grades of bend. The offered range of Super Duplex bend are available in plethora of options & has high tensile strength which makes it quite sturdy. We are also involved in the retail, wholesale & distributers of Super Duplex bend in diffrent forms such as dairy, LR, steel return, long radius, long, etc are available. Our materials widely used in various industries & are known for its enhanced durability & resistance to corrosion quality. Features: corrosion & abrasion resistance, wear & tear resistance, dimensional accuracy rust free, sturdy design, high strength, best finish, easy to use, longer life Our materials are inpected by well exprience quality control team and are as per international standards. Grade: UNS NO.S 31803, S 32205 Standard: ASTM / ASME SA 815 Size: 1/4" to 48" Thickness: 1.2mm-30mm Range: 15 NB UP TO 1200 NB Form: dairy, LR, long, steel return, seamless, welded, fabricated duplex bend in different sizes of reputed make that are recognise globally,

LADHANI METAL CORPORATION We are leading manufacturer exporters & suppliers of Super Duplex bend in India with having different types, sizes, grades of bend. The offered range of Super Duplex bend are available in plethora of options & has high tensile strength which makes it quite sturdy. We are also involved in the retail, wholesale & distributers of Super Duplex bend in diffrent forms such as dairy, LR, steel return, long radius, long, etc are available. Our materials widely used in various industries & are known for its enhanced durability & resistance to corrosion quality. Features: corrosion & abrasion resistance, wear & tear resistance, dimensional accuracy rust free, sturdy design, high strength, best finish, easy to use, longer life Our materials are inpected by well exprience quality control team and are as per international standards. Grade: UNS NO.S 31803, S 32205 Standard: ASTM / ASME SA 815 Size: 1/4" to 48" Thickness: 1.2mm-30mm Range: 15 NB UP TO 1200 NB Form: dairy, LR, long, steel return, seamless, welded, fabricated duplex bend in different sizes of reputed make that are recognise globally,

LADHANI METAL CORPORATION We are leading manufacturer exporters & suppliers of Super Duplex Nace Pipes in India with having different types, sizes, grades of pipes. The offered range of Super Duplex Nace pipes are available in plethora of options & has high tensile strength which makes it quite sturdy. We are also involved in the retail, wholesale & distributors of Super Duplex Nace pipes in different forms such as round, square, rectangular, etc are available. Our materials widely used in various industries & are known for its enhanced durability & resistance to corrosion quality. Our materials are inspected by well experience quality control team and are as per international standards. Features: Long lasting Easy to clean Rust resistance Thermal resistance High strength Lightweight Specification : 1) Standard : API Standard:ASTM A106.ASTM A53, ASTM A135, ASTM A179, ASTM A214, ASTM A192, ASTM A226, ASTM A315, ASTM A178, ASTM A210, ASTM A333, ASTM A355, ASTM A369, ASTM A334 ASTM/ASME A312/SA312, ASTM/ASME A213/SA213, ASTM A269, ASTM 511, API5L, API5CT, GOST 9940, GOST 9941, JIS G 3459, JIS GS3463, GS3467, JIS G3448, DIN EN 10216-2006(DIN 17458) , DIN EN 10297-2006(DIN 17456) etc. 2) Steel Grade: ASTM A106 GRB, A53 GRB. API 5L GRB, API 5 CT N80, K55, A335 P11.P91, DIN ST52, ST44, ST35.8, ST37, ST42, ST45 3)Outside Diameter:1/2"-48" Or 21.3-1219.2mm 4) Wall Thickness: 2.11-59.54mm 5) Application: The products are widely used in fertilizer, petroleum, central-station, boiler, power station, shipping military, chemical industry, environment protection, traffic, metallurgy and mine, printing and dyeing, food industry, medical equipment, and so on,

LADHANI METAL CORPORATION Stainless Steel 317 is a molybdenum containing, low carbon austenitic stainless steel with increased additions of chromium, nickel, and molybdenum for better corrosion resistance and increased resistance to chemical attack for sulfurous, acetic, formic, citric, and tartaric acids. Due to its low carbon content, 317 also provides resistance to sensitization when welded and higher creep, stress to rupture, and tensile strength at elevated temperatures. It is non-magnetic in the annealed condition but may become slightly magnetic after welding. We are prominent manufacturer, exporter and stockist of SS317 Seamless Pipes to our respected clients. These SS317 Seamless Pipes are extensively used all over the place for varied purposes. Our provided product are in perfect dimension, tough design and reliable in nature, moreover is widely available in diverse sizes and specifications as per the clients’ requisite. We make it available to our patrons at suitable market leading cost. Features: Leak proof Heat resistance Light weight Technical Specifications SIZE 1/8” NB TO 8” NB THICKNESS SCH.5, 10, 40/S, 80/S, 160 SPECIFICATION Astm A-312 & Its Equivalent Asme, Din & En Standard. Available Austenitic Grades : 304/L/H/LN, 316/L/HLN/Ti, 317L, 321/H, 347/H, 309, 310, 904L Available Ferritic & Martensitic Grades : 409/L, 410, 430/Ti, 436, 439 Available Duplex Stainless Steel Grades : UNS 31254, 31500, 31803, 32205 Available Length : As per Customer requirement, Maximum upto 22 Meter Long. Finishing : Tubes can be supplied in mechanical polished with various grits like at 80, 120, 240, 320, 400, 600 grit and mirror polished. Application Areas: Heat Exchangers Instrumentation Tubes General Engineering Applications Automotive Industry Chemical & Pharma Industry Oil And Gas Industry,

LADHANI METAL CORPORATION Stainless Steel 317 is a molybdenum containing, low carbon austenitic stainless steel with increased additions of chromium, nickel, and molybdenum for better corrosion resistance and increased resistance to chemical attack for sulfurous, acetic, formic, citric, and tartaric acids. Due to its low carbon content, 317 also provides resistance to sensitization when welded and higher creep, stress to rupture, and tensile strength at elevated temperatures. It is non-magnetic in the annealed condition but may become slightly magnetic after welding. We are prominent manufacturer, exporter and stockist of SS317 Seamless Pipes to our respected clients. These SS317 Seamless Pipes are extensively used all over the place for varied purposes. Our provided product are in perfect dimension, tough design and reliable in nature, moreover is widely available in diverse sizes and specifications as per the clients’ requisite. We make it available to our patrons at suitable market leading cost. Features: Leak proof Heat resistance Light weight Technical Specifications SIZE 1/8” NB TO 8” NB THICKNESS SCH.5, 10, 40/S, 80/S, 160 SPECIFICATION Astm A-312 & Its Equivalent Asme, Din & En Standard. Available Austenitic Grades : 304/L/H/LN, 316/L/HLN/Ti, 317L, 321/H, 347/H, 309, 310, 904L Available Ferritic & Martensitic Grades : 409/L, 410, 430/Ti, 436, 439 Available Duplex Stainless Steel Grades : UNS 31254, 31500, 31803, 32205 Available Length : As per Customer requirement, Maximum upto 22 Meter Long. Finishing : Tubes can be supplied in mechanical polished with various grits like at 80, 120, 240, 320, 400, 600 grit and mirror polished. Application Areas: Heat Exchangers Instrumentation Tubes General Engineering Applications Automotive Industry Chemical & Pharma Industry Oil And Gas Industry,

LADHANI METAL CORPORATION Stainless Steel 317 is a molybdenum containing, low carbon austenitic stainless steel with increased additions of chromium, nickel, and molybdenum for better corrosion resistance and increased resistance to chemical attack for sulfurous, acetic, formic, citric, and tartaric acids. Due to its low carbon content, 317 also provides resistance to sensitization when welded and higher creep, stress to rupture, and tensile strength at elevated temperatures. It is non-magnetic in the annealed condition but may become slightly magnetic after welding. We are prominent manufacturer, exporter and stockist of SS317 Seamless Pipes to our respected clients. These SS317 Seamless Pipes are extensively used all over the place for varied purposes. Our provided product are in perfect dimension, tough design and reliable in nature, moreover is widely available in diverse sizes and specifications as per the clients’ requisite. We make it available to our patrons at suitable market leading cost. Features: Leak proof Heat resistance Light weight Technical Specifications SIZE 1/8” NB TO 8” NB THICKNESS SCH.5, 10, 40/S, 80/S, 160 SPECIFICATION Astm A-312 & Its Equivalent Asme, Din & En Standard. Available Austenitic Grades : 304/L/H/LN, 316/L/HLN/Ti, 317L, 321/H, 347/H, 309, 310, 904L Available Ferritic & Martensitic Grades : 409/L, 410, 430/Ti, 436, 439 Available Duplex Stainless Steel Grades : UNS 31254, 31500, 31803, 32205 Available Length : As per Customer requirement, Maximum upto 22 Meter Long. Finishing : Tubes can be supplied in mechanical polished with various grits like at 80, 120, 240, 320, 400, 600 grit and mirror polished. Application Areas: Heat Exchangers Instrumentation Tubes General Engineering Applications Automotive Industry Chemical & Pharma Industry Oil And Gas Industry,

LADHANI METAL CORPORATION Stainless Steel 317 is a molybdenum containing, low carbon austenitic stainless steel with increased additions of chromium, nickel, and molybdenum for better corrosion resistance and increased resistance to chemical attack for sulfurous, acetic, formic, citric, and tartaric acids. Due to its low carbon content, 317 also provides resistance to sensitization when welded and higher creep, stress to rupture, and tensile strength at elevated temperatures. It is non-magnetic in the annealed condition but may become slightly magnetic after welding. We are prominent manufacturer, exporter and stockist of SS317 Seamless Pipes to our respected clients. These SS317 Seamless Pipes are extensively used all over the place for varied purposes. Our provided product are in perfect dimension, tough design and reliable in nature, moreover is widely available in diverse sizes and specifications as per the clients’ requisite. We make it available to our patrons at suitable market leading cost. Features: Leak proof Heat resistance Light weight Technical Specifications SIZE 1/8” NB TO 8” NB THICKNESS SCH.5, 10, 40/S, 80/S, 160 SPECIFICATION Astm A-312 & Its Equivalent Asme, Din & En Standard. Available Austenitic Grades : 304/L/H/LN, 316/L/HLN/Ti, 317L, 321/H, 347/H, 309, 310, 904L Available Ferritic & Martensitic Grades : 409/L, 410, 430/Ti, 436, 439 Available Duplex Stainless Steel Grades : UNS 31254, 31500, 31803, 32205 Available Length : As per Customer requirement, Maximum upto 22 Meter Long. Finishing : Tubes can be supplied in mechanical polished with various grits like at 80, 120, 240, 320, 400, 600 grit and mirror polished. Application Areas: Heat Exchangers Instrumentation Tubes General Engineering Applications Automotive Industry Chemical & Pharma Industry Oil And Gas Industry,

DIN 2634 stainless steel flanges PN 25 are precision-engineered weld neck flanges designed and manufactured in accordance with the DIN 2634 standard. These flanges are suitable for high-pressure pipeline systems operating up to 25 bar (362 psi), providing robust and secure connections for a variety of critical industrial applications. Constructed from high-quality stainless steel grades such as 304, 316, and 321, these flanges offer excellent mechanical properties, enhanced corrosion resistance, and dependable performance in aggressive service conditions. Ladhani Metal Corporation is a globally recognized manufacturer and supplier of stainless steel flanges, known for delivering high-precision products that meet stringent international quality and dimensional standards. Each flange undergoes rigorous testing and quality checks to ensure optimal performance, safety, and longevity under high-pressure conditions. Pressure Rating: • PN 25 (25 bar / 362 psi): Engineered for high-pressure environments requiring reinforced flange connections with reliable resistance to corrosion and mechanical stress. Flange Type: • Weld Neck Flanges Incorporating a long tapered hub, weld neck flanges help maintain pipe alignment, reduce stress concentration at the weld joint, and enable smooth fluid flow with minimal turbulence. • Flat Face (FF) Flanges Ideal for systems utilizing soft gaskets or cast components, flat face flanges promote consistent gasket compression and sealing integrity. Stainless Steel Grades and Typical 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: Suitable for general-purpose piping systems in environments with moderate corrosion exposure, including potable water and light-duty process lines. 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: Ideal for systems exposed to chlorides, cleaning agents, or other corrosive substances such as in chemical processing, pharmaceuticals, and marine environments. 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: Frequently used in high-temperature services such as thermal processing equipment, exhaust systems, and heat exchangers due to its stability against intergranular corrosion. Applications of DIN 2634 Stainless Steel Flanges PN 25: • Chemical Processing Units Handles higher operating pressures in systems transporting acids, alkalis, and solvents. • Marine and Offshore Installations Resistant to pressure fluctuations and saltwater corrosion in offshore piping networks. • Pharmaceutical and Biotech Plants Used in clean process environments where both pressure integrity and corrosion resistance are critical. • Industrial Steam and Thermal Systems Suitable for steam distribution and thermal expansion pipelines operating under high pressure. • Power Generation Facilities Applied in turbine piping, heat recovery systems, and pressurized cooling water circuits. Key Features: • Manufactured to DIN 2634 dimensional and pressure specifications • PN 25 pressure rating supports high-pressure operation • Weld neck design ensures leak-tight, stress-resistant connections • Available in stainless steel grades 304, 316, 321 and their low-carbon variants • Superior resistance to high-temperature corrosion and chemical attack • Long-term mechanical strength and fatigue resistance • Custom sizes, finishes, and pressure ratings available upon request Conclusion: DIN 2634 stainless steel flanges PN 25 from Ladhani Metal Corporation are engineered for high-performance use in high-pressure industrial environments where safety, corrosion resistance, and durability are paramount. These flanges are ideal for chemical, marine, thermal, and high-purity applications requiring strong, leak-resistant, and corrosion-resistant connections. For technical support, customized solutions, or pricing details, contact Ladhani Metal Corporation today.