终冷温度对高强度抗震钢筋组织和性能的影响

曾泽芸, 李长荣, 黎志英, 黄胜, 黎世旺, 尤景田

Effect of Final Temperature of Cooling on Microstructure and Properties of Aseismic High-strength Steel Rebar

ZENG Zeyun, LI Changrong, LI Zhiying, HUANG Sheng, LI Shiwang, YOU Jingtian

图7 5道次热模拟轧制终冷温度不同的实验钢的拉伸断口形貌

Fig.7 Tensile fracture morphology of the experimental steel under different final cooling temperatures in five pass thermal simulation rolling (a, b, c) tensile macroscopic fracture morphologies of the experimental steel at the final cooling temperature of 650℃, 700℃, 750℃ respectively; (d, e, f) tensile microscopic fracture morphology of the experimental steel at the final cooling temperature of 650℃, 700℃, 750℃