Delta Superalloys is a trusted name in the manufacturing, supplying, and exporting of Hastelloy C276 fittings, flanges, and fasteners. Known for their unmatched quality and durability, these products are widely utilized in industries where resistance to corrosion, extreme temperatures, and harsh environments is critical. Hastelloy C276, a nickel-molybdenum-chromium alloy, is renowned for its superior performance in applications involving oxidizing and reducing conditions, making it ideal for chemical processing, marine environments, and power generation sectors.

Delta Superalloys offers a comprehensive range of fittings, including elbows, tees, reducers, and couplings, all designed to deliver exceptional leak-proof performance under high pressure and temperature conditions. Their flanges, available in various types such as weld neck, slip-on, blind, and threaded, are engineered to meet stringent international standards. These flanges ensure a robust and secure connection, even in the most demanding operating environments.
In addition to fittings and flanges, Delta Superalloys also provides Hastelloy C276 fasteners, including bolts, nuts, screws, and washers, which are highly resistant to pitting and stress corrosion cracking. These fasteners are indispensable for critical assemblies, offering long-lasting reliability and strength.
As a leading manufacturer and supplier, Delta Superalloys ensures that all their Hastelloy C276 products undergo rigorous quality testing and are compliant with international specifications such as ASTM and ASME. Their expert team works closely with clients to deliver custom solutions tailored to specific project requirements. Moreover, their commitment to maintaining a robust inventory allows them to fulfill bulk orders promptly, making them a reliable partner for industries worldwide.
Delta Superalloys’ dedication to quality, innovation, and customer satisfaction has established them as a preferred choice for Hastelloy C276 fittings, flanges, and fasteners. Whether for high-performance applications or challenging environments, their products guarantee superior functionality and unmatched durability.
UNS No. | N10276 |
---|---|
Standards | Hastelloy C276 Fittings, Flanges & Fastners |
Fitting Size | 1/2"NB to 36"NB |
Fitting Thickness | SCH55, SCH10S, SCH40S, SCH50S, SCH100S, SCH120S, SCH5, SCH10, SCH40, SCH80, SCH100, SCH120, SCH160, SCH140, SCH160, SCH XXS |
Type | Seamless/Welded/Fabricated |
Flange Size | 1/2"NB to 36"NB |
Flange Class | 150#, 300#, 900#, 600#, 1500# |
Flange Type | Weld neck, Slip on, Blind, Socket weld, (WNRF, BLRF, SORF, SOFF) |
Fasteners Size | M3 to M80, 1/8" to 70", Custom size |
Fasteners Length | 3mm to 300mm |
Bolt Type | Hex head bolts, Square Bolts, T Bolts, U8 Bolts, Dome Bolt, etc |
Screw Type | Hex head Screw, Socket head Screw, Socket set Screw, etc |
Studs Types | Double Ended Studs, Threaded Rod, Tie Bars, etc |
Washer Types | Plain Washers, Lock Washers, Star Washer, etc |
Nut Types | Hex Nut, Lock Nut, Dome Nut, Square Nut, Coupling Nut, etc |
GRADE | Werks Toff | UNS | Ni | Cr | Co | Mo | Fe | Cu | Nb | Al | Ti | C | S | Si | Mn | Others |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hastelloy C276 | 2.4819 | N10276 | 57.00 | 14.5 - 16.5 | 2.50 | 15.0 - 17.0 | 4.0 - 7.0 | - | - | - | - | 0.01 | 0.01 | 0.08 | 1.00 | W - 3 - 4.5 / V - 0.35 / P - 0.025 |
Element | Tensile Strength Rm (Mpa) | Yield strength Rp0.2 (Mpa) | Elongation A5% | Density (g/cm3) |
---|---|---|---|---|
Hastelloy C276 | 690 | 285 | 40 | 8.89 |