非均质组织对高强度风电钢拉伸性能的影响

陈子豪, 高崇, 庞建超, 麻衡, 何康, 李小武, 李守新, 张哲峰

Effect of Different Heterogeneous Microstructures on Tensile Properties of a High Strength Wind Power Steel Q500MD

CHEN Zihao, GAO Chong, PANG Jianchao, MA Heng, HE Kang, LI Xiaowu, LI Shouxin, ZHANG Zhefeng

图11 不同制度热处理后500 MPa级风电钢的拉伸性能与平均晶粒尺寸的关系

Fig.11 Relationship between average grain size and tensile properties of 500 MPa grade wind power steels under different heat treatment technologies (a) the relationship between average grain size and yield/tensile strengths, (b) the relationship between average grain size and uniform elongation