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图2. Fe-1.6Mn-0.4Si-0.17C-(0.5~2)Al TRIP钢裂纹沿马氏体/铁素体或马氏体/贝氏体界面扩展[24]

Fig.2. Crack propagate along M/F or M/B interface in Fe-1.6Mn-0.4Si-0.17C-(0.5~2)Al TRIP steel (M—martensite, F/B—ferrite or bainite, TD—transverse direction, RD—rolling direction)[24](a) crack originates from M (b) crack propagate to M changed direction