汽车用先进高强度冷轧双相钢的显微组织调控和强韧化机理

储双杰, 毛博, 胡广魁

Microstructure Control and Strengthening Mechanism of High Strength Cold Rolled Dual Phase Steels for Automobile Applications

CHU Shuangjie, MAO Bo, HU Guangkui

图6 两相区退火之后的冷却速率对双相钢组织的影响[47]

Fig.6 Effect of subsequent cooling rate on the microstructure of dual phase steels[47] (a, b) microstructures of the DP steels after intercritical annealing with a cooling rate of 140 K/s (a) and 20 K/s (b) (c) effect of colling time on the fraction of martensite and austenite in the DP steel