Hastelloy C22 Has better overall corossion resistance other than Ni-cr-mo Alloys available today. It has very good resistance to oxidation in aquious media including wet chlorine and mixtures containing nitric acid or oxidizing acids with cloride ions. It offers optimum resistance to environments where reducing and oxidizing conditions encounter in process streams. It can be used in multipurpose plant equipments.
| Chemical Properties | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Mo | V | W | Co | Fe | Ni |
| 0.015 Max | 0.50 Max | 0.02 Max | 0.02 Max | 0.08 Max | 20.0-22.5 | 12.5-14.5 | 0.35 Max | 2.5-3.5 | 2.5 Max | 2.0-6.0 | BALANCE |
| Mechanical Properties | ||
|---|---|---|
| Yeild strength | Tensile strength | Elongation |
| Min 0.2% Mpa | Min Mpa | Min % |
| 310 | 690 | 45 |
| Physical Properties | |||||
|---|---|---|---|---|---|
| Density | Elastic Modulus | Mean Coefficient of Thermal | Thermal Conductivity | Specific Heat | Electrical Resistivity |
| (Kg/m 3 ) | (Gpa) | Expansion( μ m/m/°C) | (W/m.K) | 0-100°C | (n Ω .m) |
| 8.69 | 206 | 12.4 | 10.1 | 514 | 2475-2550 |
| Heat Treatment | |||||
|---|---|---|---|---|---|
| Solution Annealed @ 1177°C & Rapidly Liquid Quenched | |||||