Figure 6.5.1.C The EDAX points in the non-blade regions for precipitates – Figure 6.5.1.D The EDAX points in the regions for base material – Figure 6.5.1.E The EDAX points in the blade regions for the precipitates – Figure 6.5.1.F The EDAX points in the blade regions for base material – Table 6.5.1 All the site 1 points and their peak intensities for elements detected during EDAX, – where non-blade precipitates are in red, non-blade base material are in orange, blade precipitates are in blue, and blade base material is in green. Point No. Al Peak Cu Peak O Peak C Peak Fe Peak Zn Peak Mg Peak Intensity Intensity Intensity Intensity Intensity Intensity Intensity (%) (%) (%) (%) (%) (%) (%) 1 100 75 4 5 0 0 0 2 100 100 4 4 0 0 0 3 100 95 4 3 0 0 0 4 95 100 4 3 0 0 0 5 100 3 2 0 0 0 0 6 100 2 2 0 0 0 0 7 100 3 2 0 0 0 0 8 100 2 2 0 0 0 0 9 100 10 0 0 10 0 0 10 100 10 6 0 10 0 0 11 100 10 0 0 10 0 0 12 100 6 2 2 11 0 0 13 100 0 2 0 0 7 4 14 100 0 0 0 0 4 4 15 100 0 2 0 0 4 4 16 100 0 4 0 0 5 4 6.5.2 The second site for SEM and EDAX – Figure 6.5.2.A The macrograph site of analysis (Site 2) – Figure 6.5.2.B The progressive focus of site 2 –
Figure 6.5.1.C – The EDAX points in the non-blade regions for precipitates Figure 6.5.1.D – The EDAX points in the regions for base material Figure 6.5.1.E – The EDAX points in the blade regions for the precipitates Figure 6.5.1.F – The EDAX points in the blade regions for base material Table 6.5.1 – All the site 1 points and their peak intensities for elements detected during EDAX, where non-blade precipitates are in red, non-blade base material are in orange, blade precipitates are in blue, and blade base material is in green. Point No. Al Peak Intensity (%) Cu Peak Intensity (%) O Peak Intensity (%) C Peak Intensity (%) Fe Peak Intensity (%) Zn Peak Intensity (%) Mg Peak Intensity (%) 1 100 75 4 5 0 0 0 2 100 100 4 4 0 0 0 3 100 95 4 3 0 0 0 4 95 100 4 3 0 0 0 5 100 3 2 0 0 0 0 6 100 2 2 0 0 0 0 7 100 3 2 0 0 0 0 8 100 2 2 0 0 0 0 9 100 10 0 0 10 0 0 10 100 10 6 0 10 0 0 11 100 10 0 0 10 0 0 12 100 6 2 2 11 0 0 13 100 0 2 0 0 7 4 14 100 0 0 0 0 4 4 15 100 0 2 0 0 4 4 16 100 0 4 0 0 5 4 6.5.2 – The second site for SEM and EDAX Figure 6.5.2.A – The macrograph site of analysis (Site 2) Figure 6.5.2.B – The progressive focus of site 2