研究了低爆压冲击波处理以及冲击波形变+退火处理后,16MnR钢冲击韧性的变化.结果表明,经冲击波处理后16MnR钢的预制裂纹试样呈现韧化特征而缺口试样却呈现脆化特征.经退火后,材料的缺口和预制裂纹试样均呈现韧化倾向.相同变形量条件下,冲击波形变+退火处理对材料性能的改善,明显高于冷压形变+退火处理对材料的作用.
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