《Table 3 Experimental factors and levels》

《Table 3 Experimental factors and levels》   提示:宽带有限、当前游客访问压缩模式
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《稀土钇的添加对铅锡青铜组织性能的影响(英文)》


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Chose the melting temperature under about1 200℃,and the deviation should not exceed 20℃.Because the melting point of rare-earth Y is 1 526℃,which is lower than the melting point of copper,if add it alone,it is not easy to dissolve,so rare-earth Y is joined in the form of Y alloy.According to the scope of the literature,the initial sets for the experiment are shown in Table 3.