Table 7 Elemental analysis results of metal strips
Inv. no. | Sample | Energy levels (kV) | Identified elements and their ratio (%) | SEM images | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C (K) | O (K) | Mg (K) | Al (K) | Si (K) | S (K) | Cl (K) | Cu (K and L) | Ag (L) | Au (L and M) | ||||
13/218 | WMT | 5 | 2.78 | 1.04 | – | 0.26 | 0.41 | 13.36 | 0.18 | 0.80 | 81.18 | – |
|
10 | 3.34 | 2.18 | – | 0.33 | 0.31 | 10.50 | 0.70 | 0.81 | 81.85 | – | |||
20 | 2.13 | 2.14 | – | 0.26 | 0.03 | 5.11 | 0.53 | 1.25 | 88.55 | – | |||
30 | 2.93 | 2.56 | – | 0.63 | 0.16 | 3.51 | 0.19 | 1.24 | 88.78 | – | |||
13/1455 | YMT | 5 | 4.60 | 1.98 | – | 0.41 | – | - | 3.53 | 0.71 | 47.53 | 41.24 |
|
10 | 4.40 | 1.65 | – | 0.08 | – | - | 3.07 | 0.24 | 51.93 | 38.62 | |||
20 | 3.97 | 2.93 | – | 0.36 | – | - | 1.26 | 0.46 | 70.74 | 20.29 | |||
30 | 3.45 | 3.03 | – | 0.42 | – | - | 0.32 | 0.77 | 79.90 | 12.11 | |||
13/584 | YMT | 5 | 4.80 | 3.49 | 0.40 | 0.57 | – | 4.06 | 3.53 | 0.43 | 72.80 | 9.92 |
|
10 | 0.77 | 0.50 | 0.07 | 0.25 | – | 2.11 | 1.75 | 0.11 | 87.17 | 7.27 | |||
20 | 0.56 | 1.15 | – | 0.15 | – | 0.54 | 0.75 | 0.33 | 91.90 | 4.62 | |||
30 | 0.55 | 1.57 | – | 0.32 | – | 0.13 | 0.14 | 0.45 | 93.46 | 3.38 | |||
13/1893 | YMT | 5 | 1.28 | 0.64 |  | 0.21 | – | 3.96 | 5.14 | 0.55 | 85.37 | 2.85 |
|
10 | 0.74 | 0.88 |  | 0.32 | – | 1.21 | 3.18 | 0.45 | 91.69 | 1.53 | |||
20 | 0.91 | 1.22 |  | 0.45 | – | 0.95 | 2.02 | 0.38 | 93.25 | 0.82 | |||
30 | 0.47 | 1.27 |  | 0.54 | – | 0.33 | 0.52 | 0.33 | 96.02 | 0.52 | |||
WMT | 5 | 3.41 | 1.30 | – | 0.12 | – | 9.08 | 4.21 | 0.62 | 81.21 | – |
| |
10 | 2.66 | 1.35 | – | 0.25 | – | 4.57 | 5.74 | 0.44 | 84.99 | – | |||
20 | 2.18 | 1.78 | – | 0.27 | – | 1.67 | 3.13 | 0.50 | 90.48 | – | |||
30 | 1.39 | 1.66 | – | 0.43 | – | 1.19 | 1.89 | 0.29 | 93.15 | – | |||
13/816 | YMT | 5 | 1.04 | 0.88 | – | 0.18 | – | – | – | 1.36 | 41.26 | 55.29 |
|
10 | 0.22 | 1.20 | – | 0.28 | – | – | – | 1.78 | 58.45 | 38.08 | |||
20 | 1.07 | 1.98 | – | 0.09 | – | – | – | 0.66 | 62.15 | 34.05 | |||
30 | 1.42 | 3.59 | – | 1.45 | – | – | – | 0.43 | 82.77 | 10.34 | |||
YS | 5 | 1.51 | 0.65 | – | 0.13 | – | – | – | 2.87 | 11.17 | 83.66 |
| |
10 | 1.99 | 0.21 | – | 0.12 | – | – | – | 1.12 | 14.75 | 81.80 | |||
20 | 2.40 | 2.21 | – | 0.56 | – | – | – | 1.52 | 44.60 | 48.71 | |||
30 | 1.34 | 3.03 | – | 0.94 | – | – | – | 1.72 | 60.07 | 32.90 | |||
13/1060 | YMT | 5 | 1.82 | 0.52 | 0.06 | 0.06 | – | 2.32 | 1.75 | 1.05 | 92.42 | – |
|
10 | 1.08 | 0.50 | 0.03 | 0.19 | – | 0.65 | 0.68 | 0.86 | 96.02 | – | |||
20 | 0.89 | 0.71 | 0.14 | 0.30 | – | 0.20 | – | 0.76 | 96.99 | – | |||
30 | 0.68 | 0.67 | – | 0.55 | – | 0.06 | – | 0.78 | 97.26 | – | |||
