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

表2 实验钢的微观组织比例及晶粒统计

Table 2 Microstructure proportion and grain statistics of the experimental steel

Final cooling temperature Ferrite/% Pearlite/% Ferrite average grain size/mm Grain size grade 650℃ 55 45 0.007785 11 700℃ 58 42 0.01139 10 750℃ 60 40 0.01595 9