At Nasir Nickel Alloys in Manama, Bahrain, Hastelloy Flanges are engineered to provide exceptional corrosion resistance, high mechanical strength, and long-term durability for demanding chemical, petrochemical, marine, and industrial applications. Manufactured from high-performance nickel-molybdenum-chromium alloys, these flanges deliver superior resistance to oxidizing and reducing environments, strong acids, and chloride-induced corrosion while maintaining excellent structural integrity. Precision-engineered for leak-proof connections and consistent performance, Hastelloy Flanges are ideal for chemical processing equipment, petrochemical plants, offshore platforms, and high-pressure piping systems, providing durable, efficient, and reliable solutions in aggressive and highly corrosive environments.
Hastelloy Flanges are primarily composed of nickel, molybdenum, and chromium, with minor additions of iron, cobalt, and other elements to enhance corrosion resistance and mechanical strength. This composition ensures excellent resistance to oxidizing and reducing agents, strong acids, and chloride-rich environments. Mechanically, these flanges offer high tensile and yield strength, excellent toughness, and fatigue resistance under fluctuating pressures and thermal cycling. With dimensional stability and structural integrity in aggressive chemical and marine environments, Hastelloy Flanges combine superior corrosion resistance with mechanical durability, ensuring reliable long-term performance across chemical, petrochemical, marine, and industrial applications.
| Specifications | Hastelloy Flanges |
|---|---|
| ASME B16.5 Hastelloy C276 Flange size range | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
| Hastelloy Flanges Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges. |
| Hastelloy C276 Flange Standard ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Hastelloy C276 Flange Standard DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| Hastelloy C276 Flange Standard JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| Hastelloy C276 Flange Standard UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Hastelloy C276 Flange Standard EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Main Types | Forged / Threaded / Screwed / Plate |
| Flange supporting material | Gasket, Ring Joint, Flange Bolts |
| Hastelloy C276 Pipe Flanges Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Most common types of Hastelloy C276 Flanges |
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| Production technique |
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| Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations Hastelloy C276 Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange |
| Grade | Hastelloy C22 |
|---|---|
| C | 0.010 max |
| Mn | 0.50 max |
| Si | 0.08 max |
| S | 0.02 max |
| Co | 2.50 max |
| Ni | 50.015 min |
| Cr | 20.00 – 22.50 |
| Fe | 2.00 – 6.00 |
| Mo | 12.50 – 14.50 |
| P | 0.02 max |
| Density | 8.89 g/cm3 |
| Melting Point | 1370 °C (2500 °F) |
| Tensile Strength | Psi – 1,15,000 , MPa – 790 |
| Yield Strength (0.2%Offset) | Psi – 52000 , MPa – 355 |
| Elongation | 40 % |
At Nasir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Flanges in Manama, Bahrain, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Bahrain, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Hastelloy Flanges are widely used in industries requiring high corrosion resistance, mechanical strength, and durability. They are ideal for chemical processing equipment, petrochemical plants, heat exchangers, marine systems, offshore platforms, and high-pressure industrial pipelines. Their resistance to oxidizing and reducing environments, strong acids, and chloride-rich conditions makes them suitable for extreme chemical, high-temperature, and marine applications. These flanges provide secure, leak-proof connections in piping and process systems, ensuring safe and consistent operation. By delivering reliable long-term performance under aggressive conditions, Hastelloy Flanges ensure durable, efficient, and high-performance operation across chemical, petrochemical, marine, and industrial industries.
