50cr15比40cr13菜刀锋利。菜刀锋利不锋利和刀口硬度有关,50cr15和40cr13刀口都比较锋利,50cr15更锋利一些。50cr15是铬不锈钢,含铬15%,防锈性能稍好于40cr13,含碳量为0.5%,较高,高于40cr13,硬度高,也高于40cr13。40cr13也是铬不锈钢,含碳量低于50cr15,菜刀锋利比50cr15差一点。
50cr15比40cr13菜刀锋利。菜刀锋利不锋利和刀口硬度有关,50cr15和40cr13刀口都比较锋利,50cr15更锋利一些。50cr15是铬不锈钢,含铬15%,防锈性能稍好于40cr13,含碳量为0.5%,较高,高于40cr13,硬度高,也高于40cr13。40cr13也是铬不锈钢,含碳量低于50cr15,菜刀锋利比50cr15差一点。