The Effect of Hydrogen on Pore Formation in Aluminum Alloy Castings: Myth Versus Reality
The solubility of hydrogen in liquid and solid aluminum is reviewed. Based on classical nucleation theory, it is shown that pores cannot nucleate either homogeneously or heterogeneously in liquid aluminum. Results of in situ studies on pore formation show that pores appear at low hydrogen supersatur...
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Format: | Article |
Language: | English |
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MDPI AG
2020-03-01
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Series: | Metals |
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Online Access: | https://www.mdpi.com/2075-4701/10/3/368 |