Suppression of liquation cracking susceptibility via pre-weld heat treatment for manufacturing of CM247LC superalloy turbine blade welds

In this study, the weldability of as-cast CM247LC superalloy was metallurgically evaluated for turbine blade applications in terms of its hot cracking behavior and susceptibility. For this purpose, a real blade was manufactured using a directional solidification casting process, and gas tungsten arc...

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Hlavní autoři: Eun-Joon Chun, Ye-Seon Jeong, Kyeong-Min Kim, Hyungsoo Lee, Seong-Moon Seo
Médium: Článek
Jazyk:English
Vydáno: Elsevier 2021-11-01
Edice:Journal of Advanced Joining Processes
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On-line přístup:http://www.sciencedirect.com/science/article/pii/S2666330921000297