 | United States. Army. Air Corps - 1941 - 160 pages
...four drops of water to the solution on the metal (one drop at a time) , then wash and dry the sample. If the metal is stainless steel the copper in the...solution will be deposited on the metal leaving a copper colored spot, whereas if the sample is Inconel a white spot will be present. 18. Iron and steel.... | |
 | United States. Navy Dept. Bureau of Ships - 1943 - 392 pages
...solution on the metal. Solution may then be washed off the metal. If the sample Is the 18-8 type of stainless steel, the copper in the cupric chloride solution will be deposited on the metal surface, appearing as a copper colored spot. If the sample Is Inconel, there will be no deposition... | |
 | United States. War Department - 1941 - 184 pages
...four drops of water to the solution on the metal (one drop at a time), then wash and dry the sample. If the metal is stainless steel the copper in the...solution will be deposited on the metal leaving a copper colored spot, whereas if the sample is Inconel a white spot will be present. 18. Iron and steel.... | |
 | United States. War Department - 216 pages
...At the end of this period, 3 or 4 drops of water are slowly added and the sample washed and dried. If the metal is stainless steel, the copper in the cupric chloride solution will be deposited, leaving a copper colored spot, while if the sample is Inconel a white spot will result. e. Magnesium... | |
| |
With a medicine dropper, place one drop of the solution on the sample to be tested and allow it to remain in contact with the metal for 2 minutes. At the end of this time... 