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1.1 ,These test methods cover the chemical analysis of chromium and ferrochromium having chemical compositions within the following limits:
| , | Element | Composition, ,% |
| , | Aluminum | 0.25 max |
| , | Antimony | 0.005 max |
| , | Arsenic | 0.005 max |
| , | Bismuth | 0.005 max |
| , | Boron | 0.005 max |
| , | Carbon | 9.00 max |
| , | Chromium | , ,51.0 to 99.5 |
| , | Cobalt | 0.10 max |
| , | Columbium | 0.05 max |
| , | Copper | 0.05 max |
| , | Lead | 0.005 max |
| , | Manganese | 0.75 max |
| , | Molybdenum | 0.05 max |
| , | Nickel | 0.50 max |
| , | Nitrogen | 6.00 max |
| , | Phosphorus | 0.03 max |
| , | Silicon | 12.00 max |
| , | Silver | 0.005 max |
| , | Sulfur | 0.07 max |
| , | Tantalum | 0.05 max |
| , | Tin | 0.005 max |
| , | Titanium | 0.50 max |
| , | Vanadium | 0.50 max |
| , | Zinc | 0.005 max |
| , | Zirconium | 0.05 max |