Research Article
High Sensitive Methods for Health Monitoring of Compressor Blades and Fatigue Detection
Figure 12
Showing (a) influence of static strain hardening on magnetic parameters low carbon steel with 0,17% C [73]; (b) influence of HCF on TEM microstructure of fatigue 430 stainless steel (after 0 cycles, cycles, cycles, cycles, cycles, cycles) and remanence magnetization map of the steel (after: (A) 0 cycles, (B) cycles; (C) cycles; (D) cycles; (E) cycles; (F) cycles; (G) cycles; (H) cycles. SQUID scanning area mm) [74].