Types of Hastelloy C22/C276 Flanges
As a Premier Distributor and Exporter, We Provide Alloy C22 Industrial Flange to the USA, UAE, Saudi Arabia, Oman, and Qatar, adhering to British, European, and American standards.
Hastelloy C276 Long Weld Neck Flange Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | JIS | EN | BS | GOST | OR |
|---|---|---|---|---|---|---|---|---|
| C22 | 2.4602 | N06022 | – | NW 6022 | NiCr21Mo14W | – | – | – |
| C276 | 2.4819 | N10276 | – | NW 0276 | NiMo16Cr15W | – | ХН65МВУ | ЭП760 |
Chemical Composition of Alloy C22 Threaded Flange
| Grade | C | Mo | Fe | P | Mn | Si | S | Co | V | Ni | Cr | W |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C22 | 0.010 | 12.5 – 14.5 | 2.00 – 6.00 | 0.02 | 0.50 | 0.08 | 0.02 | 2.5 | 0.35 | Bal | 20 – 22.5 | 2.5 – 3.5 |
| C276 | 0.01 | 15.0 – 17.0 | 4.00 – 7.00 | 0.04 | 1.0 | 0.08 | 0.03 | 2.5 | 0.35 | Bal | 14.5 – 16.5 | 3 – 4.5 |
Mechanical Properties of Grade C276 SWRF Flange
| Grade | Melting Point | Density | Elongation | Yield Strength (0.2%Offset) | Tensile Strength |
|---|---|---|---|---|---|
| C22 | 1399 °C (2550 °F) | 8.69 G/Cm3 | 45 % | Psi – 45000 , MPa – 310 | Psi – 1,00,000 , MPa – 690 |
| C276 | 1370 °C (2500 °F) | 8.89 G/Cm3 | 40 % | Psi – 52,000 , MPa – 355 | Psi – 1,15,000 , MPa – 790 |
