1.1 These test methods cover the chemical analysis of pig iron, gray cast iron (including alloy and austenitic), white cast iron, malleable cast iron, and ductile (nodular) iron having chemical compositions within the following limits:
| Element | Concentration Range, % |
| Aluminum4 | 0.003 to 0.50 |
| Antimony | 0.005 to 0.03 |
| Arsenic4 | 0.02 to 0.10 |
| Bismuth4 | 0.001 to 0.03 |
| Boron4 | 0.001 to 0.10 |
| Cadmium4 | 0.001 to0.005 |
| Carbon | 1.25 to 4.50 |
| Cerium4 | 0.005 to 0.05 |
| Chromium | 0.01 to 30.00 |
| Cobalt4 | 0.01 to 4.50 |
| Copper | 0.03 to 7.50 |
| Lead4 | 0.001 to 0.15 |
| Magnesium | 0.002 to 0.10 |
| Manganese | 0.06 to 2.50 |
| Molybdenum | 0.01 to 5.00 |
| Nickel | 0.01 to 36.00 |
| Phosphorus | 0.01 to 0.90 |
| Selenium4 | 0.001 to 0.06 |
| Silicon | 0.10 to 6.0 |
| Sulfur | 0.005 to 0.25 |
| Tellurium4 | 0.001 to 0.35 |
| Tin4 | 0.001 to 0.35 |
| Titanium4 | 0.001 to 0.20 |
| Tungsten4 | 0.001 to 0.20 |
| Vanadium4 | 0.005 to 0.50 |
| Zinc4 | 0.005 to 0.20 |
1.2 The test methods in this standard are contained in the sections indicated below:
| Sections | |
| Carbon, Graphitic, by the Direct Combustion Gravimetric Method (1 to 3 %) | 108 |
| Carbon, Total by the Combustion Gravimetric Method (1.25 to 4.50 %) | 97 |
| Cerium and Lanthanum by the D-C Plasma Optical Emission Method (Ce: 0.003 to 0.5 %; La: 0.001 to 0.30 %) | 237 |
| Chromium by the Atomic Absorption Method (0.006 to 1.00 %) | 208 |
| Chromium by the Peroxydisulfate Oxidation-Titration Method (0.006 to 1.00 %) | 218 |
| Chromium by the Peroxydisulfate-Oxidation Titrimetric Method (0.05 to 30.0 %) | 4 |
| Cobalt by the Ion-Exchange-Potentiometric Titration Method (2.0 to 4.5 %) | 53 |
| Cobalt by the Nitroso-R-Salt Photometric Method (0.01 to 4.50 %) | 61 |
| Copper by the Neocuproine Photometric Method (0.03 to 7.5 %) | 116 |
| Copper by the Sulfide Precipitation-Electrodeposition Gravimetric Method (0.03 to 7.5 %) | 81 |
| Lead by the Ion-Exchange-Atomic Absorption Method (0.001 to 0.15 %) | 126 |
| Magnesium by the Atomic Absorption Method (0.002 to 0.10 %) | 71 |
| Manganese by the Periodate Photometric Method (0.10 to 2.00 %) | 8 |
| Manganese by the Peroxydisulfate-Arsenite Titrimetric Method (0.10 to 3.5 %) | 152 |
| Molybdenum by the Ion Exchange-8-Hydroxyquinoline Gravimetric Method | 257 |
| Molybdenum by the Photometric Method (0.01 to 1.5 %) | 196 |
| Nickel by the Dimethylglyoxime Gravimetric Method (0.1 to 36.00 %) | 168 |
| Nickel by the Ion Exchange-Atomic Absorption Method (0.005 to 1.00 %) | 176 |
| Phosphorus by the Alkalimetric Method (0.02 to 0.90 %) | 160 |
| Phosphorus by the Molybdenum Blue Photometric Method (0.02 to 0.90 %) | 18 |
| Silicon by the Gravimetric Method (0.1 to 6.0 %) | 46
ASTM E351-93(2000)e1 history
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