ASTM International - ASTM E118-89(1996)
Standard Test Methods for Chemical Analysis of Copper-Chromium Alloys
| Organization: | ASTM International |
| Publication Date: | 1 January 1996 |
| Status: | inactive |
| Page Count: | 3 |
| ICS Code (Chemical analysis of metals): | 77.040.30 |
| ICS Code (Copper and copper alloys): | 77.120.30 |
scope:
1.1 These test methods cover procedures for the chemical analysis of chromium-copper alloys having chemical compositions within the following limits:
Copper, % 98 and over Chromium, % 0.6 to 1.2 Silicon, % 0 to 0.10 Iron, % 0 to 0.10
1.2 The analytical procedures appear in the following order:
Sections Copper by the Electrolytic Method 8 to 11 Chromium by the Dichromate (Potentiometric) Method 12 to 15 Silicon by the Perchloric Acid Dehydration Method 16
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