查詢結果分析
來源資料
頁籤選單縮合
題 名 | Fracture Toughness of Austempered Ductile Iron=沃斯回火球墨鑄鐵破裂韌性 |
---|---|
作 者 | 馮慧平; | 書刊名 | 明志技術學院學報 |
卷 期 | 33 2001.06[民90.06] |
頁 次 | 頁7-15 |
分類號 | 472.2 |
關鍵詞 | 沃斯回火球墨鑄鐵; 破裂韌性; ADI; Fracture toughness; Austempering heat treatment; Austempered ductile iron; |
語 文 | 英文(English) |
中文摘要 | 本研究旨在探討沃斯回火球墨鑄鐵(ADI)的破裂韌性,比較一段式與二段式沃斯回火熱處理對 ADedfl 破裂韌性的影響。結果顯示球墨鑄鐵經由沃斯回火熱處理,其破裂韌性有明顯地改善,增加 40%-102%。 另外二段式沃斯回火,破裂韌性值與上沃斯肥粒鐵相當,硬度值接近下沃斯肥粒鐵,提供了高破裂韌性且高硬度的機械性質。 |
英文摘要 | This research studied fracture toughness of austempered ductile iron as well as compared it to single-step and two-step austempering heat treatment. The results showed that ductile iron via such austempering treatment can obtain a marked improvement over 40-102% in the plane strain fracture toughness K□. The two-step austempering of the ductile iron yielded fracture toughness value equivalent to that of the upper ausferrite and maintained hardness at the level of lower ausferrite. Therefore, this provided a unique combination of high toughness with good hardness properties. |
本系統中英文摘要資訊取自各篇刊載內容。