Prevention of nitrogen porosity in weld metal deposited with self-shielded flux cored wire with CaF₂-TiO<sub>......

采用药芯焊丝自保护明弧堆焊方法制备了系列高铬合金,借助光学显微镜、X射线衍射仪、扫描电镜及湿砂耐磨性实验,研究了SiC含量对其......

采用药芯焊丝自保护明弧焊方法在Q235A基体上制备了h—Cr—C—B—Si耐磨合金．借助光学显微镜、扫描电镜、X-射线衍射仪和硬度测试等......