论文部分内容阅读
主要对一种典型的模具钢-Cr12的激光切割试件进行了切缝宽度、表面质量、显微硬度、显微组织等方面的研究．并在此基础上对激光切割45钢、Q235－A钢、陶瓷表面质量进行了对比．
Mainly on a typical mold steel-Cr12 laser cutting specimen for kerf width, surface quality, microhardness, microstructure and other aspects of the study. And on the basis of laser cutting 45 steel, Q235-A steel, ceramic surface quality were compared.