Fatigue fracture investigation of a tube-to-tubesheet welded joint

Engineering Structures 283 巻 115908- 頁 2023-03-06 発行
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利用開始日 2025-03-06 129 MB 種類 : 全文 エンバーゴ : 2025-03-06
タイトル ( eng )
Fatigue fracture investigation of a tube-to-tubesheet welded joint
作成者
Ma Donghui
Okada Jun
Honnami Masahito
Shinoda Kaoru
Abe Masamitsu
Katayama Takeru
収録物名
Engineering Structures
283
開始ページ 115908
抄録
A novel fatigue test specimen was developed to investigate the fatigue fracture behaviors of a shell and tube heat exchanger. It consists of a single tube and a tubesheet joined by welding and produces a tube-to-tubesheet welded joint. A fatigue test was conducted under tensile cyclic load. Defects were generated from the root of the joint and propagated with complicated crack front trajectories. Crack propagation (CP) simulation is performed to review the CP behavior using the extended finite element method (X-FEM). The experimental and numerical studies are succeeded to interpret the fundamental fracture characteristics of the welded joint.
著者キーワード
Tube-to-tubesheet welded joint
Fatigue fracture
Fatigue test
CP simulation
内容記述
The financial support provided by the Hiroshima University Graduate School Research Fellowship Program is gratefully acknowledged.
言語
英語
資源タイプ 学術雑誌論文
出版者
Elsevier
発行日 2023-03-06
権利情報
© <2023>. This manuscript version is made available under the CC-BY-NC-ND 4.0 license https://creativecommons.org/licenses/by-nc-nd/4.0/
This is not the published version. Please cite only the published version.
この論文は出版社版ではありません。引用の際には出版社版をご確認、ご利用ください。
出版タイプ Accepted Manuscript(出版雑誌の一論文として受付されたもの。内容とレイアウトは出版社の投稿様式に沿ったもの)
アクセス権 エンバーゴ期間中
収録物識別子
[DOI] https://doi.org/10.1016/j.engstruct.2023.115908 ~の異版である
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