42CrMo钢车轮锻件在淬火过程中的残余应力研究*

李永奎, 陈俊丹, 陆善平

RESIDUAL STRESS IN THE WHEEL OF 42CrMo STEEL DURING QUENCHING

LI Yongkui, CHEN Jundan, LU Shanping

表1 无缺陷及含缺陷有限元模型

Model Symmetry Position of defect Size in axis mm Distance among of porosity / mm Number of element Model-0 1/4 symmetric model 14 mm to inner surface of wheel model 0 0 216240 Model-10 10 1.5 129514 Model-50 50 1.5 231372 Model-80 80 1.5 348603 Model-10ma 1/2 symmetric model At margin of wheel model 10 1.5 121274