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B-19, C P Tank, Mumbai - 400004
B-19, C P Tank, Mumbai - 400004
Technolloy Inc manufactures and supplies forged flanges engineered for secure, high-integrity connections in piping systems, pressure equipment, process plants, and demanding industrial applications. Manufactured through a controlled forging process, these flanges offer a dependable combination of mechanical strength, dimensional stability, durability, and resistance to demanding operating conditions. Forged flanges are available in a broad range of sizes, pressure classes, face configurations, materials, and specifications to suit project-specific requirements across domestic and international markets.
Forged flanges are precision-engineered components used to connect pipes, valves, pumps, vessels, and other equipment through bolted joints. Unlike cast components, forged flanges are produced by shaping heated metal under controlled pressure, which refines the material structure and helps provide strong and consistent mechanical properties. Their robust construction makes them suitable for systems exposed to pressure, temperature fluctuations, vibration, corrosive media, and continuous service.
Forged flanges can be manufactured from carbon steel, stainless steel, alloy steel, duplex and super duplex stainless steel, nickel alloys, and other engineering materials depending on the application. Common flange configurations include weld neck, slip-on, blind, socket weld, threaded, lap joint, and specialized designs. Dimensions and specifications can be produced according to ASME, ANSI, DIN, EN, JIS, BS, and other recognized international standards based on customer requirements.
The forging process produces a dense and refined material structure that supports high mechanical strength and dependable pressure resistance. Forged flanges are particularly valuable in high-pressure piping systems where joint integrity is critical. Their ability to withstand mechanical loads and internal pressure makes them suitable for oil and gas, power generation, petrochemical, chemical processing, and heavy engineering applications.
Material selection plays an important role in the corrosion performance of forged flanges. Stainless steel, duplex stainless steel, super duplex, and nickel alloy grades can provide strong resistance to moisture, chemicals, chlorides, acids, and other aggressive environments. Properly specified forged flanges help extend service life and reduce the risk of premature replacement in corrosive process conditions.
Forged flanges are designed to provide reliable performance under demanding operating conditions. Their strong construction helps them resist mechanical stress, impact, thermal cycling, and vibration. When correctly selected, installed, and maintained, they can support long service periods while maintaining the integrity of the connected piping system.
Forged flange manufacturing allows controlled machining of critical areas such as bolt holes, flange faces, bore dimensions, and sealing surfaces. Accurate machining helps ensure proper alignment and reliable gasket seating during installation. Depending on the material grade and specification, forged components can also offer favorable machinability for producing precise finished dimensions.
Although the initial cost of a forged flange can vary according to material, size, pressure class, and machining requirements, its strength and durability can contribute to lower lifecycle costs. Reduced maintenance requirements, longer replacement intervals, dependable joint performance, and lower risk of unplanned shutdowns can make forged flanges a cost-effective choice for critical piping infrastructure.
Forged flanges provide consistent performance when the correct material grade, pressure rating, dimensions, and facing are selected for the service environment. Their robust construction makes them suitable for applications where safety, leak prevention, and operational reliability are important. Technolloy Inc can manufacture forged flanges according to required specifications to support reliable performance throughout the intended operating life.
Forged Flanges Manufacturers support oil and gas projects with high-strength components for pipelines, processing equipment, refineries, storage systems, and transmission infrastructure. These flanges are selected for their ability to withstand pressure, vibration, temperature variations, and demanding hydrocarbon service conditions.
Forged Flanges Suppliers provide flange solutions for petrochemical piping, reactors, heat exchangers, separators, pumps, and process equipment. Suitable alloy and stainless steel grades can provide the mechanical strength and corrosion resistance required for exposure to hydrocarbons, chemicals, elevated temperatures, and aggressive process fluids.
Forged Flanges Stockists serve power generation applications including thermal power plants, renewable energy facilities, steam systems, boiler connections, turbines, condensers, and auxiliary piping. Forged construction helps provide dependable connections in systems subjected to high pressure, elevated temperatures, thermal cycling, and continuous operation.
Forged Flanges Exporters supply components for chemical processing systems where material compatibility and corrosion resistance are essential. Stainless steel, duplex, super duplex, and nickel alloy options can be selected for piping and equipment handling corrosive chemicals, acids, solvents, and other demanding process media.
Forged flanges are used in water treatment plants, desalination systems, pumping stations, filtration equipment, and wastewater infrastructure. Corrosion-resistant grades can provide reliable service in wet environments, while accurate flange dimensions support secure connections between pipes, pumps, valves, and treatment equipment.
Marine and offshore systems require components capable of handling moisture, saltwater exposure, vibration, pressure, and changing environmental conditions. Forged flanges are used in offshore platforms, shipbuilding, marine piping, seawater systems, and related equipment where material selection and corrosion resistance are important for long-term reliability.
Forged flanges are also used in heavy machinery, fabrication equipment, hydraulic systems, pressure vessels, industrial piping, and engineered assemblies. Their robust construction and precise machining make them suitable for applications requiring dependable mechanical connections and accurate component alignment.
Technolloy Inc can manufacture forged flanges in materials selected according to operating pressure, temperature, fluid characteristics, corrosion exposure, and applicable standards. Material options may include carbon steel, stainless steel grades such as 304 and 316, alloy steel, duplex stainless steel, super duplex stainless steel, and nickel-based alloys. Material certificates and inspection documentation can be provided according to project requirements.
Forged flanges can be manufactured to recognized standards including ASME B16.5, ASME B16.47, ANSI, DIN, EN, JIS, and BS specifications, subject to the required product configuration and application. Pressure ratings, nominal sizes, flange facing, bore dimensions, bolt-hole patterns, wall thickness, and other technical parameters can be customized according to approved drawings and engineering specifications.
Technolloy Inc focuses on supplying forged flange solutions for demanding industrial requirements, with attention to material quality, dimensional accuracy, manufacturing consistency, and application suitability. Customers can specify the required material, size, pressure class, standard, facing, quantity, inspection requirements, and documentation. This flexibility helps support both standard procurement and customized engineering projects for buyers in India, the United States, and international markets.
Forged flanges from Technolloy Inc are suitable for industrial buyers seeking dependable piping connection components for high-pressure, high-temperature, corrosive, and general engineering applications. Product dimensions, weight, thickness, bore, pressure rating, and other parameters can be supplied as per customer requirement. Availability and commercial pricing depend on material grade, size, quantity, manufacturing specification, testing, and delivery requirements.
| Size: | 1/2"NB TO 24"NB IN |
|---|---|
| Class: | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN Standard ND-6,10, 16, 25, 40 Etc. |
| Materials: | Monel : Grade: Monel 400, Monel K500, Monel R-405 Nickel : Grade: Nickel 200, Nickel 201 Inconel : Grade: Inconel 600, Inconel 601, Inconel 625, Inconel 718 Incoloy : Grade: Incoloy 800, Inconel 800H, 800HT Hastalloy : Grade: Hastalloy B2, Hastalloy B3, Hastalloy C22, Hastalloy C276, Hastalloy X Titanium : Grade: Gr1, Gr2, Gr3, Gr5, Gr7, Gr11 Stainless Steel : Grade: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L Carbon Steel : Grade: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8 Duplex Steel: Grade: ASTM / ASME A/SA 182 UNS F44, F45, F51, F53, F55, F60, F61 Alloy Steel: Grade : ASTM A182 F1, F5, F9, F11, F22, F91 |
| Value Added Service: | CNC Machine, Customized Flanges |
| Coating/Surface Treatment: | Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized |
| Flange Dimensions — Class 150 and Class 300 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom Pipe Size |
CLASS 150 | CLASS 300 | ||||||||||||
| O | C* | Y* | Bolt Circle |
No. And Size Holes |
O | C* | Y* | Bolt Circle |
No. And Size Holes |
|||||
| Weld Neck |
Slip-On Thrd. Socket |
Lap Joint |
Weld Neck |
Slip-On Thrd. Socket |
Lap Joint |
|||||||||
| 1/2 | 3.50 | 0.44 | 1.88 | 0.62 | 0.62 | 2.38 | 4/0.62 | 3.75 | 0.56 | 2.06 | 0.88 | 0.88 | 2.62 | 4/0.62 |
| 3/4 | 3.88 | 0.50 | 2.06 | 0.62 | 0.62 | 2.75 | 4/0.62 | 4.62 | 0.62 | 2.25 | 1.00 | 1.00 | 3.25 | 4/0.75 |
| 1 | 4.25 | 0.56 | 2.19 | 0.69 | 0.69 | 3.12 | 4/0.62 | 4.88 | 0.69 | 2.44 | 1.06 | 1.06 | 3.50 | 4/0.75 |
| 1 1/4 | 4.62 | 0.62 | 2.25 | 0.81 | 0.81 | 3.50 | 4/0.62 | 5.25 | 0.75 | 2.56 | 1.06 | 1.06 | 3.88 | 4/0.75 |
| 1 1/2 | 5.00 | 0.69 | 2.44 | 0.88 | 0.88 | 3.88 | 4/0.62 | 6.12 | 0.81 | 2.69 | 1.19 | 1.19 | 4.50 | 4/0.88 |
| 2 | 6.00 | 0.75 | 2.50 | 1.00 | 1.00 | 4.75 | 4/0.75 | 6.50 | 0.88 | 2.75 | 1.31 | 1.31 | 5.00 | 8/0.75 |
| 2 1/2 | 7.00 | 0.88 | 2.75 | 1.12 | 1.12 | 5.50 | 4/0.75 | 7.50 | 1.00 | 3.00 | 1.50 | 1.50 | 5.88 | 8/0.88 |
| 3 | 7.50 | 0.94 | 2.75 | 1.19 | 1.19 | 6.00 | 4/0.75 | 8.25 | 1.12 | 3.12 | 1.69 | 1.69 | 6.62 | 8/0.88 |
| 3 1/2 | 8.50 | 0.94 | 2.81 | 1.25 | 1.25 | 7.00 | 8/0.75 | 9.00 | 1.19 | 3.19 | 1.75 | 1.75 | 7.25 | 8/0.88 |
| 4 | 9.00 | 0.94 | 3.00 | 1.31 | 1.31 | 7.50 | 8/0.75 | 10.00 | 1.25 | 3.38 | 1.88 | 1.88 | 7.88 | 8/0.88 |
| 5 | 10.00 | 0.94 | 3.50 | 1.44 | 1.44 | 8.50 | 8/0.88 | 11.00 | 1.38 | 3.88 | 2.00 | 2.00 | 9.25 | 8/0.88 |
| 6 | 11.00 | 1.00 | 3.50 | 1.56 | 1.56 | 9.50 | 8/0.88 | 12.50 | 1.44 | 3.88 | 2.06 | 2.06 | 10.62 | 12/0.88 |
| 8 | 13.50 | 1.12 | 4.00 | 1.75 | 1.75 | 11.75 | 8/0.88 | 15.00 | 1.62 | 4.38 | 2.44 | 2.44 | 13.00 | 12/1.00 |
| 10 | 16.00 | 1.19 | 4.00 | 1.94 | 1.94 | 14.25 | 12/1.00 | 17.50 | 1.88 | 4.62 | 2.62 | 3.75 | 15.25 | 16/1.12 |
| 12 | 19.00 | 1.25 | 4.50 | 2.19 | 2.19 | 17.00 | 12/1.00 | 20.50 | 2.00 | 5.12 | 2.88 | 4.00 | 17.75 | 16/1.25 |
| 14 | 21.00 | 1.38 | 5.00 | 2.25 | 3.12 | 18.75 | 12/1.12 | 23.00 | 2.12 | 5.62 | 3.00 | 4.38 | 20.25 | 20/1.25 |
| 16 | 23.50 | 1.44 | 5.00 | 2.50 | 3.44 | 21.25 | 16/1.12 | 25.25 | 2.25 | 5.75 | 3.25 | 4.75 | 22.50 | 20/1.38 |
| 18 | 25.00 | 1.56 | 5.50 | 2.69 | 3.81 | 22.75 | 16/1.25 | 28.00 | 2.38 | 6.25 | 3.50 | 5.12 | 24.75 | 24/1.38 |
| 20 | 27.50 | 1.69 | 5.69 | 2.88 | 4.06 | 25.00 | 20/1.25 | 30.50 | 2.50 | 6.38 | 3.75 | 5.50 | 27.00 | 24/1.38 |
| 24 | 32.00 | 1.88 | 6.00 | 3.25 | 4.38 | 29.50 | 20/1.38 | 36.00 | 2.75 | 6.62 | 4.19 | 6.00 | 32.00 | 24/1.62 |
| Flange Dimensions — Class 400 and Class 600 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom Pipe Size |
CLASS 400 | CLASS 600 | ||||||||||||
| O | C** | Y** | Bolt Circle |
No. And Size Holes |
O | C** | Y** | Bolt Circle |
No. And Size Holes |
|||||
| Weld Neck |
Slip-On Thrd. Socket |
Lap Joint |
Weld Neck |
Slip-On Thrd. Socket |
Lap Joint |
|||||||||
| 1/2 | 3.75 | 0.56 | 2.06 | 0.88 | 0.88 | 2.62 | 4/0.62 | 3.75 | 0.56 | 2.06 | 0.88 | 0.88 | 2.62 | 4/0.62 |
| 3/4 | 4.62 | 0.62 | 2.25 | 1.00 | 1.00 | 3.25 | 4/0.75 | 4.62 | 0.62 | 2.25 | 1.00 | 1.00 | 3.25 | 4/0.75 |
| 1 | 4.88 | 0.69 | 2.44 | 1.06 | 1.06 | 3.50 | 4/0.75 | 4.88 | 0.69 | 2.44 | 1.06 | 1.06 | 3.50 | 4/0.75 |
| 1 1/4 | 5.25 | 0.81 | 2.62 | 1.12 | 1.12 | 3.88 | 4/0.75 | 5.25 | 0.81 | 2.62 | 1.12 | 1.12 | 3.88 | 4/0.75 |
| 1 1/2 | 6.12 | 0.88 | 2.75 | 1.25 | 1.25 | 4.50 | 4/0.88 | 6.12 | 0.88 | 2.75 | 1.25 | 1.25 | 4.50 | 4/0.88 |
| 2 | 6.50 | 1.00 | 2.88 | 1.44 | 1.44 | 5.00 | 8/0.75 | 6.50 | 1.00 | 2.88 | 1.44 | 1.44 | 5.00 | 8/0.75 |
| 2 1/2 | 7.50 | 1.12 | 3.12 | 1.62 | 1.62 | 5.88 | 8/0.88 | 7.50 | 1.12 | 3.12 | 1.62 | 1.62 | 5.88 | 8/0.88 |
| 3 | 8.25 | 1.25 | 3.25 | 1.81 | 1.81 | 6.62 | 8/0.88 | 8.25 | 1.25 | 3.25 | 1.81 | 1.81 | 6.62 | 8/0.88 |
| 3 1/2 | 9.00 | 1.38 | 3.38 | 1.94 | 1.94 | 7.25 | 8/1.00 | 9.00 | 1.38 | 3.38 | 1.94 | 1.94 | 7.25 | 8/1.00 |
| 4 | 10.00 | 1.38 | 3.50 | 2.00 | 2.00 | 7.88 | 8/1.00 | 10.75 | 1.50 | 4.00 | 2.12 | 2.12 | 8.50 | 8/1.00 |
| 5 | 11.00 | 1.50 | 4.00 | 2.12 | 2.12 | 9.25 | 8/1.00 | 13.00 | 1.75 | 4.50 | 2.38 | 2.38 | 10.50 | 8/1.12 |
| 6 | 12.50 | 1.62 | 4.06 | 2.25 | 2.25 | 10.62 | 12/1.00 | 14.00 | 1.88 | 4.62 | 2.62 | 2.62 | 11.50 | 12/1.12 |
| 8 | 15.00 | 1.88 | 4.62 | 2.69 | 2.69 | 13.00 | 12/1.12 | 16.50 | 2.19 | 5.25 | 3.00 | 3.00 | 13.75 | 12/1.25 |
| 10 | 17.50 | 2.12 | 4.88 | 2.88 | 4.00 | 15.25 | 16/1.25 | 20.00 | 2.50 | 6.00 | 3.38 | 4.38 | 17.00 | 16/1.38 |
| 12 | 20.50 | 2.25 | 5.38 | 3.12 | 4.25 | 17.75 | 16/1.38 | 22.00 | 2.62 | 6.12 | 3.62 | 4.62 | 19.25 | 20/1.38 |
| 14 | 23.00 | 2.38 | 5.88 | 3.31 | 4.62 | 20.25 | 20/1.38 | 23.75 | 2.75 | 6.50 | 3.69 | 5.00 | 20.75 | 20/1.50 |
| 16 | 25.50 | 2.50 | 6.00 | 3.69 | 5.00 | 22.50 | 20/1.50 | 27.00 | 3.00 | 7.00 | 4.19 | 5.50 | 23.75 | 20/1.62 |
| 18 | 28.00 | 2.62 | 6.50 | 3.88 | 5.38 | 24.75 | 24/1.50 | 29.25 | 3.25 | 7.25 | 4.62 | 6.00 | 25.75 | 20/1.75 |
| 20 | 30.50 | 2.75 | 6.62 | 4.00 | 5.75 | 27.00 | 24/1.62 | 32.00 | 3.50 | 7.50 | 5.00 | 6.50 | 28.50 | 24/1.75 |
| 24 | 36.00 | 3.00 | 6.88 | 4.50 | 6.25 | 32.00 | 24/1.88 | 37.00 | 4.00 | 8.00 | 5.50 | 7.25 | 33.00 | 24/2.00 |
Forged flanges are used to create secure bolted connections between pipes, valves, pumps, pressure vessels, heat exchangers, and other equipment. They are widely used in oil and gas, petrochemical, chemical, power generation, marine, water treatment, and general industrial applications.
Forged flanges can be manufactured from carbon steel, stainless steel, alloy steel, duplex stainless steel, super duplex stainless steel, nickel alloys, and other suitable engineering materials according to service conditions and customer specifications.
Yes. Forged flanges can be manufactured according to applicable standards such as ASME, ANSI, DIN, EN, JIS, and BS. Dimensions, pressure classes, flange faces, materials, and other specifications can be produced according to project requirements.
Yes. Their forged construction provides strong and consistent mechanical properties, making them suitable for many high-pressure piping and process applications when the flange material, design, dimensions, and pressure rating are correctly selected.
Forged flange pricing depends on the material grade, nominal size, pressure class, flange type, machining requirements, quantity, testing, certification, and delivery destination. Technolloy Inc can provide pricing according to the specific technical and commercial requirements of each order.
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