Mg-Zn系合金热裂行为的研究进展
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王峰, 白盛巍, 王志, 杜旭东, 周乐, 毛萍莉, 魏子淇, 李瑾伟
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Research Progress on Hot Tearing Behavior of Mg-Zn Series Alloys
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WANG Feng, BAI Shengwei, WANG Zhi, DU Xudong, ZHOU Le, MAO Pingli, WEI Ziqi, LI Jinwei
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表1 常见合金元素在Mg中的最大固溶度[26~36]
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Table 1 Maximum solid solution of common alloying elements in magnesium[26-36]
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| Element | Maximum solid solution | Main secondary phase formed by |
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| Mass fraction / % | Atomic fraction / % | alloying element in Mg-Zn alloy | | Y | 12.5[27] | 3.75[35] | I (Mg3Zn6Y), W (Mg3Zn3Y2), LPSO (Mg12YZn) | | Nd | ~3[28] | ~1[35] | Mg12Nd, T-phase ((MgZn)92Nd8) | | Gd | 23.5[29] | 4.53[35] | W (Mg3Zn3Gd2), I (Mg3Zn6Gd) | | Al | 12.7[30] | 11.8[35] | Mg17Al12 | | Zr | 3.8[31] | 1.0[36] | - | | Ca | 1.35[32] | 0.82[35] | Ca2Mg6Zn3 | | Cu | 0.013[33] | - | MgZnCu | | Zn | 6.2[34] | 2.4[35] | MgZn, MgZn2, Mg7Zn3 | | Sn | 14.5[26] | 3.35[26] | MgZnSn |
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