Calculate the SCFM.
Technical Information
Refractory Metals Corrosion Resistance Guide
| Capternter 20 (High-Nickel Stainless Steel) | Columbium | Hastelloy C-276 (Nickel-Chromium-Molybdenum) | Hastelloy B-2 (Nickel-Molybdenum) | Monel No. 400 (Nickel-Copper) | Stainless Steel 316 | Tantaulm | Titanium | Zirconium | |
|---|---|---|---|---|---|---|---|---|---|
| Acetic acid, 50%, boiling | 1 | 1 | 1 | 1 | 1,2 | 1 | 1 | 1 | 1 |
| Aluminum chloride, 5% | 1 | 1 | 1 | 1 | 1,2 | 3 | 1 | 1 | 4 |
| Ammonium chloride, 50% | 1 | 1 | 1 | 4 | 1,2 | 1# | 1 | 4 | 1 |
| Ammonium sulfate, saturated, boiling | 1 | 4 | 2 | 1 | 1,2 | 1# | 1 | 4 | 4 |
| Bromine, dry | 1 | 4 | 2 | 1 | 1,2 | 1# | 1 | 4 | 4 |
| Bromine, water | 1, 2 | 1 | 1 | 3 | 3 | 3 | 1 | 4 | 4 |
| Caustic soda | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 4 | 4 |
| Chlorine gas, dry, 25°C | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 2 |
| Chlorine gas, moist, 25°C | 3 | 1 | 1 | 3 | 4 | 3 | 1 | 1 | 3 |
| Chlorine gas, moist, 100°C | 3 | 1 | 3 | 3 | 3 | 3 | 1 | 1 | 3 |
| Chlorosulfonic acid, 10% | 3 | 4 | 1 | 1 | 1,2 | 3 | 1 | 4 | 4 |
| Chromium-plating bath | 1, 2 | 4 | 4 | 4 | 3 | 1,2 | 1 | 4 | 4 |
| Ferric chloride, 5% agitated | 3 | 1 | 1 | 3 | 4 | 3 | 1 | 1 | 3 |
| Flue gas | 1, 2 | 4 | 1 | 2 | 4 | 1,2 | 1 | 4 | 4 |
| Flourine | 2, 3 | 3 | 4 | 4 | 1 | 3 | 3 | 4 | 4 |
| Hydrochloric acid, 38°C (all concentrations) |
3 | 2 | 1 | 1 | 4 | 3 | 1 | 3 | 1 |
| Hydrogen peroxide, 25°C | 1 | 2 | 1 | 2 | 1,2 | 1* | 1 | 1 | 1 |
| Lead, molten | 4 | 4 | 1 | 1 | 3 | 3 | 1 | 4 | 4 |
| Mine water, acid | 1 | 4 | 1 | 1 | 3 | 1# | 1 | 4 | 4 |
| Nitric acid, 5%, 25°C | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 1 |
| Nitric acid, conc., boiling | 1 | 1 | 3 | 3 | 4 | 2 | 1 | 1 | 1 |
| Potassium cyanide | 1 | 4 | 1 | 1 | 1,2 | 1 | 1 | 4 | 4 |
| Sodium chloride, sat., boiling | 1 | 4 | 1 | 1 | 1 | 1# | 1 | 1 | 4 |
| Sodium hypochlorite, 5%, 25°C | 2 | 3 | 1 | 3 | 3 | 1# | 4 | 2 | 2 |
| Sulfur dioxide, moist 25°C | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 4 |
| Sulfuric acid, 5%, 25°C | 1 | 1 | 1 | 1 | 1,2 | 2 | 1 | 2 | 1 |
| Sulfuric acid, 50%, boiling | 2, 3 | 3 | 3 | 1 | 3 | 3 | 1 | 3 | 1 |
# Subject to pitting at air line or when allowed to dry
* Attack may occur when sulfuric acid is also present
1: Fully resistant
2: Some attack
3: Unsatisfactory
4: No data available
