1.1 ,These test methods cover the chemical analysis of tool steels and other similar medium- and high-alloy steels having chemical compositions within the following limits:
| Element | Composition Range, ,% |
| Aluminum | , ,0.005 to 1.5 |
| Boron | , ,0.001 to 0.10 |
| Carbon | , ,0.03 , to 2.50 |
| Chromium | , ,0.10 , to 14.0 |
| Cobalt | , ,0.10 , to 14.0 |
| Copper | , ,0.01 , to 2.0 |
| Lead | , ,0.001 to 0.01 |
| Manganese | , ,0.10 , to 15.00 |
| Molybdenum | , ,0.01 , to 10.00 |
| Nickel | , ,0.02 , to 4.00 |
| Nitrogen | , ,0.001 to 0.20 |
| Phosphorus | , ,0.002 to 0.05 |
| Silicon | , ,0.10 , to 2.50 |
| Sulfur | , ,0.002 to 0.40 |
| Tungsten | , ,0.01 , to 21.00 |
| Vanadium | , ,0.02 , to 5.50 |