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Experimental investigation on the suitable pitch difference improving the fatigue strength significantly for high strength bolts and nuts
http://hdl.handle.net/10228/5415
http://hdl.handle.net/10228/5415c7978bf2-911f-48aa-93f9-f5f9a06f028e
名前 / ファイル | ライセンス | アクション |
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FFW_Volume_2_195.pdf (7.9 MB)
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Item type | 会議発表論文 = Conference Paper(1) | |||||||||||
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公開日 | 2015-07-08 | |||||||||||
資源タイプ | ||||||||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_5794 | |||||||||||
資源タイプ | conference paper | |||||||||||
タイトル | ||||||||||||
タイトル | Experimental investigation on the suitable pitch difference improving the fatigue strength significantly for high strength bolts and nuts | |||||||||||
言語 | ||||||||||||
言語 | eng | |||||||||||
著者 |
Chen, X.
× Chen, X.× 野田, 尚昭
WEKO
3665
× Maruyama, H.× Wang, H.× 佐野, 義一× 高瀬, 康 |
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抄録 | ||||||||||||
内容記述タイプ | Abstract | |||||||||||
内容記述 | The high strength bolts and nuts are widely used in various fields. To ensure the structuresafety, a lot of special bolts and nuts were studied previously. In this paper, a slight pitch difference isconsidered between the bolt and nut. Here, the pitch of the nut is αμm larger than the pitch of the bolt. The fatigue experiment is performed for three kinds of specimens with different levels of pitch difference. The obtained S-N curves show that the fatigue life is extended by about 1.5 times by introducing the suitablepitch difference especially under the high stress amplitude. According to the detail investigation on thefractured specimens, it is found that the fractured positions and the crack configuration are totally different by introducing the pitch difference. To find out the mechanism of the improvement of the fatigue strength, the finite element method is also applied to calculate the stress amplitude and mean stress at each bottom of bolt threads. | |||||||||||
備考 | ||||||||||||
内容記述タイプ | Other | |||||||||||
内容記述 | 3rd International Symposium on Fracture Fatigue and Wear, FFW2014, Kitakyushu, Japan, 1-3 September 2014 | |||||||||||
書誌情報 |
International Journal of Fracture Fatigue and Wear 巻 2, p. 195-200, 発行日 2014 |
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出版社 | ||||||||||||
出版社 | Laboratory Soete – Ghent University | |||||||||||
ISSN | ||||||||||||
収録物識別子タイプ | ISSN | |||||||||||
収録物識別子 | 2294-7868 | |||||||||||
キーワード | ||||||||||||
主題Scheme | Other | |||||||||||
主題 | bolted joint | |||||||||||
キーワード | ||||||||||||
主題Scheme | Other | |||||||||||
主題 | pitch difference | |||||||||||
キーワード | ||||||||||||
主題Scheme | Other | |||||||||||
主題 | fatigue strength | |||||||||||
キーワード | ||||||||||||
主題Scheme | Other | |||||||||||
主題 | crack | |||||||||||
キーワード | ||||||||||||
主題Scheme | Other | |||||||||||
主題 | finite element method | |||||||||||
出版タイプ | ||||||||||||
出版タイプ | VoR | |||||||||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||||||||
査読の有無 | ||||||||||||
値 | yes | |||||||||||
研究者情報 | ||||||||||||
https://hyokadb02.jimu.kyutech.ac.jp/html/10_ja.html | ||||||||||||
連携ID | ||||||||||||
5137 | ||||||||||||
備考 | ||||||||||||
Proceedings of the 3rd International Symposium on Fracture Fatigue and Wear, FFW2014, Kitakyushu, Japan, 1-3 September 2014 |