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本文从冲击试样的切口类型和试验机的冲头圆弧半径对切口韧性参数(吸收能ar、侧膨胀量MLE、侧收缩量MLC和断口纤维率FT%)的影响角度,对40毫米厚的15MnTi钢板进行了全面的组合试验研究。
In this paper, from the angle of impact specimen notch type and punch circular arc radius of test machine on the notch toughness parameters (absorbed energy ar, side expansion MLE, side shrinkage MLC and fracture fiber percentage FT%), Of 15MnTi steel conducted a comprehensive portfolio of experimental study.