Incoloy 825 flanges are corrosion-resistant components made from a nickel-iron-chromium alloy that includes molybdenum, copper, and titanium. Designed to withstand aggressive chemical environments, these flanges are widely used in industries such as chemical processing, marine engineering, pollution control, and oil and gas. Incoloy 825 flanges come in various types including weld neck, slip-on, blind, and socket weld, and are manufactured to meet standards such as ASTM B564 and ASME B16.5. This article lists reliable Incoloy 825 flange manufacturers and provides a comprehensive overview of product options and standards.
Types of Incoloy 825 Flanges Offered by Manufacturers
The following table shows the most commonly manufactured types of Incoloy 825 flanges and their typical applications.
| Tipo di flangia | Descrizione | Uso comune |
|---|---|---|
| Weld Neck | Has a long tapered hub for high-pressure piping | Petrochemical, power plants |
| Slip-On | Slides over the pipe and welded externally | Low-pressure, general piping |
| Blind | Seals off pipe ends or pressure vessels | Maintenance and pressure testing |
| Socket Weld | Pipe fits into a socket for fillet welding | Small-bore, high-pressure piping |
| Threaded | Screwed flange, no welding required | Low-pressure, non-critical connections |
Top Incoloy 825 Flanges Manufacturers
These manufacturers are known globally for producing high-quality Incoloy 825 flanges that meet international standards for mechanical strength, corrosion resistance, and dimensional accuracy.
| Produttore | Paese | Specializzazione |
|---|---|---|
| Special Metals Corporation | STATI UNITI D'AMERICA | Original developer of Incoloy alloys |
| Piyush Steel | India | ASME/ASTM standard flanges in exotic alloys |
| NeoNickel | UK & EU | High-performance flanges and nickel alloy components |
| Rajendra Industrial | India | Custom machined flanges and pipe fittings |
| Shree Steel India | India | Forge flanges and threaded flanges in Incoloy 825 |
| Magellan Metals | STATI UNITI D'AMERICA | Nickel alloy flanges and cut pieces |
Standards and Grades Offered
Most manufacturers provide Incoloy 825 flanges in accordance with international piping and material standards:
| Standard | Descrizione |
|---|---|
| ASTM B564 | Standard for nickel alloy forged flanges |
| ASME B16.5 | Flanges from ½” to 24″ nominal size |
| ASME B16.47 | Flanges larger than 24″ diameter |
| EN 1092-1 | European standard for pipe flanges |
| NACE MR0175 | Flanges for sour service in oil and gas |
Common Industries Using Incoloy 825 Flanges
Incoloy 825 flanges are suitable for demanding applications due to their resistance to sulfuric and phosphoric acids, seawater, and oxidizing environments.
| Industria | Applicazione |
|---|---|
| Trattamento chimico | Acid piping systems, scrubbers, reactors |
| Ingegneria marittima | Seawater cooling systems, desalination |
| Petrolio e gas | Subsea and offshore piping, risers |
| Controllo dell'inquinamento | Gas cleaning systems, stack liners |
FAQs About Incoloy 825 Flanges Manufacturers
Who are the leading manufacturers of Incoloy 825 flanges?
Special Metals Corporation (USA), Piyush Steel (India), NeoNickel (UK), and Rajendra Industrial are among the top global suppliers of Incoloy 825 flanges.
What standards do Incoloy 825 flanges comply with?
They typically comply with ASTM B564, ASME B16.5, ASME B16.47, EN 1092-1, and NACE MR0175 standards depending on the application and region.
Are Incoloy 825 flanges suitable for acidic environments?
Yes, Incoloy 825 flanges are specifically designed for use in acidic environments, including sulfuric and phosphoric acids, making them ideal for chemical and marine systems.
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