5Okuno Ryuichi, Yukinori Iizuka. On-line Grain Size Measurement System for Stainless Steel Strip Annealing and Pickling Line[J]. NKK Technical Review, 1997, (76):82-84.
6Vasudevan M, Palanichamy P. Characterization of Microstructural Changes during Annealing of Cold Worked Austenitic Stainless Steel Using Ultrasonic Velocity Measurements and Correlation with Mechanical Properties[J]. Journal of Materials Engineering and Performance, 2002,11 (2) : 169-179.