Hastelloy C276 (UNS N10276) Corrosion-resistant alloy
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Features
- Adding tungsten to the alloy gives it outstanding corrosion resistance even when applied in severe environments
- Resistant to pitting and crevice corrosion in reducing environments
- Chromium provides resistance to oxidizing media
Product Form
| Products | ASTM Standard | ASME Standard |
| Sheet. Plate. Coil | B575 | SB575 |
| Seamless Pipe | B622 | SB622 |
| Welded Pipe | B619.B626 | SB619.SB626 |
| Bar | B574 | SB474 |
| Forging Parts | B574 | SB474 |
Chemical Analysis
| % | Ni | Cr | Mo | Fe | W | Co | C | Mn | Si | V | P | S | |
| Hastelloy C | min | Balance | 14.5 | 15 | 4 | 3 | |||||||
| max | 16.5 | 17 | 7 | 4.5 | 2.5 | 0. 08 | 1 | 1 | 0. 35 | 0.04 | 0. 03 | ||
| Hastelloy C276 | min | Balance | 14.5 | 15 | 4 | 3 | |||||||
| max | 16.5 | 17 | 7 | 4.5 | 2.5 | 0. 01 | 1 | 0. 08 | 0. 35 | 0.04 | 0. 03 |
Physical Properties
| Density | Melting Range | Alloy | Coefficient of Expansion | Thermal Conductivity | Elongation |
| 8.9G/CM3 | 1325-1370℃ | Hastelloy C/C276 | RM N/MM² | RPO.2 N/NM² | A5% |
| 690 | 283 | 40 |
- Applications
- Pulp and paper production, such as leaching equipment
- Heat exchangers, reaction vessels, transfer piping, evaporators
- Pharmaceutical processing equipment
- Sour gas wells
- Flue gas desulfurization systems
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