金属学报. 2017, 53 (5): 549-558 doi: 10.11900/0412.1961.2016.00316



中厚板表层超细晶对止裂性能的影响
马江南,王瑞珍,杨才福,查小琴,张利娟

Effect of Surface Layer with Ultrafine Grains on Crack Arrestability of Heavy Plate
Jiangnan MA,Ruizhen WANG,Caifu YANG,Xiaoqin ZHA,Lijuan ZHANG
图13 TMCP钢-140 ℃ Charpy冲击断口截面上的二次裂纹
Fig.13 Secondary crack in cross section of Charpy impacted fracture at -140 ℃ of TMCP steel