热处理对真空压铸NZ30K镁合金微观组织及力学性能的影响
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Effect of Heat Treatment on the Microstructure and Mechanical Property of Vacuum Die-casting NZ30K Mg-alloy
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图4. 铸态合金(a)及其在490℃(b)、510℃(c)、540℃(d)固溶6 h后的金相组织 |
Fig.4. OM images of as-cast NZ30K alloy and after solid solution treatment at different temperature (a) as-cast, (b) 490℃×6 h, (c) 510℃×6 h, (d) 540℃×6 h |
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