Threaded Flanges are widely used piping components designed to connect pipes, valves, pumps, and other equipment in low to moderate pressure systems without the need for welding. Steel Icon Stainless Pvt. Ltd. manufactures high-quality threaded pipe flanges engineered for industrial, mechanical, and structural engineering applications where easy installation and maintenance are critical. These flanges are particularly valuable in systems where welding is not feasible due to environmental restrictions, hazardous conditions, or the need for frequent dismantling.
In industries such as oil and gas, petrochemical processing, power plants, and water treatment facilities, threaded flanges provide secure and leak-resistant connections. Their internal threading allows them to be screwed directly onto threaded pipes, creating reliable joints suitable for high-integrity piping systems. When precision and safety matter, threaded stainless steel flanges offer a practical and efficient solution.
Threaded Flanges are circular metal components featuring internal threads that match the external threads of pipes. They are commonly manufactured from carbon steel, stainless steel, alloy steel, duplex stainless steel, and other corrosion-resistant materials depending on application requirements. Stainless steel threaded flanges, particularly in grades such as 304, 316, and 316L, are widely preferred for corrosive environments and chemical processing systems.
The metallurgical properties of threaded flanges depend on the base material. Stainless steel variants provide excellent corrosion resistance due to chromium content forming a protective oxide layer. Alloy steel flanges offer high tensile strength and improved performance under elevated temperatures. Carbon steel threaded flanges provide structural integrity and cost efficiency for general industrial use.
Performance characteristics include strong mechanical bonding through threaded engagement, resistance to vibration when properly installed, and the ability to withstand pressure variations within design limits. Threaded flanges are typically used in smaller diameter piping systems and are ideal for non-welded connections in explosive or highly regulated environments.
Threaded Flanges, Threaded Flanges Manufacturers, Threaded Flanges Suppliers, Threaded Flanges Stockists, Threaded Flanges Exporters
Threaded Flanges offer the major advantage of eliminating the need for welding, reducing installation time and labor costs. This makes them highly suitable for systems where hot work permits are restricted or where welding could compromise safety. Their design allows for easy assembly and disassembly, which simplifies inspection, maintenance, and replacement of piping components.
Corrosion resistance is another key benefit, especially in stainless steel threaded flanges used in chemical processing plants and marine applications. They maintain structural integrity in aggressive environments and resist oxidation, ensuring long-term reliability. Their durability under moderate pressure and temperature conditions makes them a dependable choice for industrial piping networks.
Cost efficiency is achieved through reduced fabrication requirements and simplified installation procedures. In many structural engineering and industrial fabrication projects, threaded pipe flanges provide a practical balance between strength, performance, and budget considerations. When properly selected according to pressure ratings and material grades, they deliver consistent long-term performance.
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In oil and gas processing facilities, Threaded Flanges Manufacturers supply precision-engineered flanges for connecting pipelines carrying fuel, gas, and petrochemical products. Their non-welded design allows safe installation in areas where flammable materials are present and welding operations are restricted.
Within chemical processing plants and refineries, Threaded Flanges Suppliers provide corrosion-resistant flanges used in pipelines that transport acids, solvents, and reactive fluids. Stainless steel threaded flanges ensure chemical compatibility and maintain sealing performance under variable process conditions.
For general industrial fabrication and maintenance operations, Threaded Flanges Stockists maintain ready inventory for power plants, water treatment units, and manufacturing facilities. Quick availability reduces downtime during system upgrades, repairs, or pipeline expansions.
In international infrastructure and energy projects, Threaded Flanges Exporters deliver certified flanges for global markets, supporting piping systems in marine platforms, desalination plants, and heavy engineering installations. Compliance with international quality standards ensures safe and reliable performance across diverse environmental conditions.
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Threaded Flanges are commonly manufactured according to ASTM material standards such as ASTM A105 for carbon steel, ASTM A182 for forged alloy and stainless steel, and ASTM A350 for low-temperature carbon steel applications. In terms of dimensional and pressure classifications, ASME B16.5 defines the specifications for pipe flanges and flanged fittings, including pressure ratings such as Class 150, 300, 600, and higher. For larger diameters, ASME B16.47 applies. These standards specify chemical composition, mechanical properties, testing requirements, dimensions, tolerances, and marking to ensure safe performance in pressure piping systems, boilers, and industrial process equipment.
Steel products including threaded flanges, round bars, pipes, tubes, plates, sheets, and coils are categorized under globally recognized standards such as ASTM, ASME, EN, DIN, JIS, and ISO. ASTM and ASME standards are widely used for pressure equipment and industrial piping in North America and the Middle East. EN and DIN standards govern structural and engineering steel in Europe, while JIS standards apply in Japanese industrial systems. ISO standards provide harmonized testing and quality assurance frameworks. This standardized naming and classification system allows engineers, procurement teams, and contractors to accurately specify materials for structural engineering, industrial fabrication, chemical processing plants, and power generation facilities.
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Request Latest Price & Stock Availability| SS Screwed Flanges Size Chart | 1/2 inch - 48 inch |
|---|---|
| Pressure Calculation in DIN | 6/ 10/ 16/ 25/ 40 Bar and PN6, PN16, PN10, PN40, PN25, PN64 |
| Pressure Rating ANSI | Class 150, 900, 300, 600, 2500, 1500 LBS |
| UNI Standards | 6 16 10 40 25Bar |
| JIS Standards | 5, 20, 10, 30, 16, 40, 63 K |
| Coating | Zinc Plated, Yellow Transparent, Oil Black Paint, Anti-rust Paint, Cold and Hot Dip Galvanized |
| EN Standards | 6, 16, 10, 40, 25Bar |
| Flanges Face Type | Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Small Tongue, Large Male-Female, Small Male-Female, Large Tongue & Groove Flanges manufacturer and Supplier |
| Flanges Marking | All Flanges are marked as follows: Supplier or Manufacturer’s Name, Size, Class, Bore, Dimension, Material, Heat No. Or according to the customer’s request. |
