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Comparison of Oscillography Impact Properties between a New Type Drilling Collar Steel and 4145H

Autor: Fu Zhi Lv, Jun Jun Tu, Fei Liu, De Zhi Zeng, Jian Hong Fu, Xiao Ming Li

Publikováno v: Advanced Materials Research. :435-438

Average impact energy of 4145H steel and X new type drilling collar steel satisfied the standard of “SYT5144-2007 Drilling collar” and “API SPEC7”. With temperature getting down, impact energy of 4145H steel decreased, impact energy Cof X dri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c94ea180ad02a01395f24c635f2bd723
https://doi.org/10.4028/www.scientific.net/amr.463-464.435

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Study on Dynamic Fracture Property and Temperature Effect of 4145H Drilling Collar Steel

Autor: Lin Tu, De Zhi Zeng, Jun Jun Tu, Fu Zhi Lv, Tai he Shi, Fei Liu

Publikováno v: Applied Mechanics and Materials. :121-125

Oscillography impact properties were studied in four different temperatures. The research indicated that impact energy of sampled 4145H DC met the standard of“SYT5144-2007 Drilling collar” and “API SPEC7” in four different temperatures. With

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::096aafc46e27bd2e2c4e81c71582d9d0
https://doi.org/10.4028/www.scientific.net/amm.152-154.121

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