2.6 Analysis of Corrosion Products
EDX-7000 X-ray fluorescence analyzer(XRF) was used to analyze the corrosion products in many parts of the blade. Sample 4-5 was the uncracked part, 4-6 was the section after the crack was opened, and 4-7 was the sample near the crack. The results are shown in the table below.
Table2 Chemical composition of four parts (mass%).