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題 名 | A380鋁合金之節能熱處理=Energy-saving Heat Treatments of A380 Al Alloy |
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作 者 | 蔣易霖; 陳正剛; 楊智富; 陳俊沐; 邱垂泓; 曾發培; 楊熾照; 蔣易霖; | 書刊名 | 鑄造工程學刊 |
卷 期 | 41:2=165 2015.06[民104.06] |
頁 次 | 頁9-15 |
分類號 | 472.5 |
關鍵詞 | A380鋁合金; T5熱處理; 節能熱處理; A380 Al alloy; Energy-saving heat treatment; 2-step T5 age treatment; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究探討以一種特殊之兩階段式節能熱處理來提升A380鋁合金之機械性質,相關參數包括鑄件冷卻方式(空冷、水淬)與熱處理(T5)等。實驗主要採取二階段T5處理,針對代表性之三種合金A380、A380S(含微量Sr)及A380MS1(含微量Mn、Sr並降低Cu、Fe含量)進行實驗,並分析比較熱處理之效益。實驗結果顯示,A380鋁合金經不同冷卻條件後,水淬者於鑄造狀態下之抗拉強度150MPa優於空冷者132MPa。水淬條件之重鑄A380、A380S及A380MS1合金經過二階段T5處理後,其抗拉強度分別由鑄造狀態之150MPa、174MPa及184MPa提升至177MPa、231MPa及229MPa;顯示三種合金經兩階段T5處理後其抗拉強度可增加30~60MPa(增幅約為20~33%)。 |
英文摘要 | A study on improving the mechanical properties of A380 Al alloys was carried out by a special 2-step energy-saving heat treatment route of the alloys. The related experimental variables of concerns included adjustment in certain alloying elements, the cooling rates (air cool and water quench) and heat treatments (T5). This study utilized a 2-step T5 on selected Al alloys that included A380, A380S (containing Sr) and A380MS1 (containing Mn and Sr and with reduced amounts of Cu and Fe). The results show that, the tensile strengths of water-quenched cast A380, A380S and A380MS1 alloys were found to be increased from the as cast condition of 150, 174 and 184MPa, respectively, to a 2-step aged condition of 177, 231 and 229MPa, respectively. This shows that an increase in tensile strength of 30 to 60MPa (an increase of 20~33%) can be achieved through the 2-step T5 age treatment in these alloys. |
本系統中英文摘要資訊取自各篇刊載內容。