| Material |
Hastelloy C-22 (Nickel-Chromium-Molybdenum-Tungsten Alloy) |
| Standard / Classification |
UNS N06022 | DIN 2.4602
- Density: 8.69 g/cm³
- Melting Point: 1357 - 1399°C
|
| Mechanical Properties |
- Tensile Strength: ≥ 690 MPa
- Yield Strength: ≥ 310 MPa
- Elongation (%): ≥ 45%
- Hardness (Rockwell B): ≤ 100 HRB
|
| Chemical Composition (%) |
Ni: Balance | Cr: 20.0 - 22.5 | Mo: 12.5 - 14.5 | Fe: 2.0 - 6.0 | W: 2.5 - 3.5 | Co: 2.5 Max | Mn: 0.50 Max | V: 0.35 Max | Si: 0.08 Max | C: 0.015 Max |
| Manufacturing Specification |
ASTM F468 (Standard Specification for Nonferrous Bolts, Hex Cap Screws, Socket Head Cap Screws, and Studs for General Use). Compliant with international material standards including ASTM B574. |
| Thread |
Metric ISO standard. Available in full thread (DIN 933) and half thread (DIN 931) configurations. |
| Properties & Applications |
Delivers exceptional resistance to general corrosion, pitting, crevice corrosion, and stress corrosion cracking. Highly suited for severe environments in Chemical Processing, Power Generation, Pollution Control, Offshore Oil & Gas, Desalination, Marine, and Aerospace industries. Offers superior overall corrosion resistance compared to C-276. |
| Marking |
In accordance with ASTM F468. Fastener heads are forged with Manufacturer Identification (Ananka) and the respective Grade identifier. |
| Qualification & Acceptance |
Independently tested for hardness, thread tolerance, chemical analysis, and supplied with EN 10204 Type 3.1 Material Test Certification. |