Overview of Intermetallic Sigma () Phase Precipitation in Stainless Steels
Figure 5
Microstructural observation of the phase with different working conditions in the austenitic stainless steels (a) as casting AISI 309 LSi stainless steel, (b) as rolled AISI 316 stainless steel, (c) with 50% rolling ratio in AISI stainless steel [25].