The results of mechanical test show that is bending strength, toughness against impact and void ratios can be improved after the rich iron matris is added with rare earth.
力学性能测试结果表明：添加稀土的富铁胎体及其金刚石复合材料的抗弯强度、 冲击韧性和孔隙度均有明显的改善。
Impeller for the three single-string bending garden leaves, use a semi-enclosed impeller, and the use of malleable iron, so high strength, corrosion resistance;
叶轮为三片单园弦弯叶，选用半封闭叶轮，并采用可锻铸铁、所以强度高，耐腐蚀；
A fully-welded steel structure frame was successfully developed and applied to a bending machine to replace conventional iron casting structure.
西安建筑科技大学粉体工程研究所成功地开发了一台卷板机，该卷板机机架采用全焊钢结构代替了传统的铸造结构。
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