Sayam Nickel Alloys, headquartered in Hyderabad, is a trusted manufacturer and supplier of premium Hastelloy C-276 Flanges. Known for precision, durability, and reliability, these flanges are engineered to perform in highly corrosive environments, high temperatures, and demanding industrial conditions. Hastelloy C-276 Flanges from Sayam Nickel Alloys provide long-term strength and operational stability, making them ideal for critical piping and equipment connections. Using advanced manufacturing techniques and strict quality control, every flange meets international standards. Industries such as chemical processing, petrochemical, marine, and power generation rely on these flanges for safe, efficient, and high-performance connections.
Hastelloy C-276 Flanges are nickel-molybdenum-chromium-based alloys, typically containing nickel (≈57%), molybdenum (≈16%), chromium (≈16%), iron (≈5%), and tungsten (≈3%). This composition provides exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, even in oxidizing and reducing chemical environments. Mechanically, these flanges exhibit high tensile and yield strength, excellent toughness, and good ductility. Their ability to maintain structural integrity under thermal cycling and corrosive exposure ensures reliable performance, making Hastelloy C-276 Flanges suitable for demanding industrial applications where corrosion resistance and mechanical strength are critical.
| Standard | ASTM B 622, B 619 / ASME SB 622, SB 619 |
| Standard | ASTM, ASME and API |
| Size | 15 NB UP TO C22 NB IN SCH 5S, 10S,10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS |
| Length | Single Random, Double Random & Required Length, Cut Length |
| End | Plain End, Beveled End, Treaded |
| Grade | C | Mn | Si | Co | P | Fe | Mo | Ni | Cr | S | W | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hastelloy C276 | 0.010 max | 0.50 max | 0.08 max | 2.5 max | 0.02 max | 2 – 6 | 12.5 – 14.5 | Bal | 20 – 22.5 | 0.02 max | 2.5 – 3.5 | 0.35 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000 , MPa – 690 | Psi – 45000 , MPa – 310 | 45% |
At Sayam Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy C276 Flanges in Hyderabad, India, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the India, 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 C-276 Flanges are widely used in industries that operate under aggressive chemical and high-temperature conditions. They are essential in chemical processing, petrochemical, marine, and power generation applications for connecting pipes, valves, pumps, and pressure vessels exposed to strong oxidizing and reducing agents. Their outstanding resistance to pitting, crevice corrosion, and stress corrosion ensures long-lasting performance even in highly aggressive environments. Sayam Nickel Alloys’ Hastelloy C-276 Flanges provide durable, reliable, and low-maintenance solutions, making them the preferred choice for engineers handling critical piping and equipment connections where operational safety and corrosion resistance are paramount.
