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Questions related from Yu Haojun
I'm planning to use NaF as avtivitor in pack cementation aluminizing process in high temperature (above 900C). What are the health concerns about using NaF in high temperature?
23 April 2015 5,612 2 View
Recently, we are trying to aluminize a high Cr superalloy at 1000C. Because of the high Cr(15%) content and activity inside the superalloy, the Cr formed a Cr-rich layer beneath the coating, like...
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On the surface of the substrate, Ni forms a γ and γ‘ phase, first with Al and then β phase, and Ni and Al are substituted by Pt or forms a γ-Ni, Pt first, and then γ-（Ni,Pt)Al. Finally...
21 March 2014 7,311 0 View
