不同温度回火低合金钢缺口拉伸性能的预测

齐恺力, 胡德江, 高崇, 刘峰, 庞建超, 邵琛玮, 杨梦起, 李守新, 张哲峰

Notch Tensile Properties Prediction of Low-alloy Steel Processed by Different Tempering Temperatures

QI Kaili, HU Dejiang, GAO Chong, LIU Feng, PANG Jianchao, SHAO Chenwei, YANG Mengqi, LI Shouxin, ZHANG Zhefeng

图7 不同回火温度处理35CrMo钢缺口拉伸与光滑拉伸性能对比

Fig.7 Comparisons between notch and smooth tensile properties of 35CrMo steel after tempering at different temperature treatments (a) relationship between notch tensile strength and tensile strength of smooth specimens; (b) relationship between tensile notch sensitivity ratio and tensile strength of smooth specimens